#include "argtable3.h"
-// On Windows isspace crashes app in case of using Unicode character set and string to be above ASCII
-// so you have to use _istspace instead of space
-#ifdef UNICODE
-#include <tchar.h>
- #define ISSPACE _istspace
-#else
- #define ISSPACE isspace
-#endif
+#define ARG_AMALGAMATION
/*******************************************************************************
+ * argtable3_private: Declares private types, constants, and interfaces
+ *
* This file is part of the argtable3 library.
*
- * Copyright (C) 2013 Tom G. Huang
+ * Copyright (C) 2013-2019 Tom G. Huang
* <tomghuang@gmail.com>
* All rights reserved.
*
#ifndef ARG_UTILS_H
#define ARG_UTILS_H
+#include <stdlib.h>
+
#define ARG_ENABLE_TRACE 0
#define ARG_ENABLE_LOG 1
extern "C" {
#endif
-enum
-{
- EMINCOUNT = 1,
- EMAXCOUNT,
- EBADINT,
- // The same name define EOVERFLOW in errno.h on windows platform
-#ifdef __STDC_WANT_SECURE_LIB__
- EOVERFLOW_,
-#else
- EOVERFLOW,
-#endif
- EBADDOUBLE,
- EBADDATE,
- EREGNOMATCH
-};
+enum { ARG_ERR_MINCOUNT = 1, ARG_ERR_MAXCOUNT, ARG_ERR_BADINT, ARG_ERR_OVERFLOW, ARG_ERR_BADDOUBLE, ARG_ERR_BADDATE, ARG_ERR_REGNOMATCH };
+typedef void(arg_panicfn)(const char* fmt, ...);
#if defined(_MSC_VER)
-#define ARG_TRACE(x) \
- __pragma(warning(push)) \
- __pragma(warning(disable:4127)) \
- do { if (ARG_ENABLE_TRACE) dbg_printf x; } while (0) \
+#define ARG_TRACE(x) \
+ __pragma(warning(push)) __pragma(warning(disable : 4127)) do { \
+ if (ARG_ENABLE_TRACE) \
+ dbg_printf x; \
+ } \
+ while (0) \
__pragma(warning(pop))
-#define ARG_LOG(x) \
- __pragma(warning(push)) \
- __pragma(warning(disable:4127)) \
- do { if (ARG_ENABLE_LOG) dbg_printf x; } while (0) \
+#define ARG_LOG(x) \
+ __pragma(warning(push)) __pragma(warning(disable : 4127)) do { \
+ if (ARG_ENABLE_LOG) \
+ dbg_printf x; \
+ } \
+ while (0) \
__pragma(warning(pop))
#else
-#define ARG_TRACE(x) \
- do { if (ARG_ENABLE_TRACE) dbg_printf x; } while (0)
+#define ARG_TRACE(x) \
+ do { \
+ if (ARG_ENABLE_TRACE) \
+ dbg_printf x; \
+ } while (0)
+
+#define ARG_LOG(x) \
+ do { \
+ if (ARG_ENABLE_LOG) \
+ dbg_printf x; \
+ } while (0)
+#endif
+
+extern void dbg_printf(const char* fmt, ...);
+extern void arg_set_panic(arg_panicfn* proc);
+extern void* xmalloc(size_t size);
+extern void* xcalloc(size_t count, size_t size);
+extern void* xrealloc(void* ptr, size_t size);
+extern void xfree(void* ptr);
+
+struct arg_hashtable_entry {
+ void *k, *v;
+ unsigned int h;
+ struct arg_hashtable_entry* next;
+};
+
+typedef struct arg_hashtable {
+ unsigned int tablelength;
+ struct arg_hashtable_entry** table;
+ unsigned int entrycount;
+ unsigned int loadlimit;
+ unsigned int primeindex;
+ unsigned int (*hashfn)(const void* k);
+ int (*eqfn)(const void* k1, const void* k2);
+} arg_hashtable_t;
+
+/**
+ * @brief Create a hash table.
+ *
+ * @param minsize minimum initial size of hash table
+ * @param hashfn function for hashing keys
+ * @param eqfn function for determining key equality
+ * @return newly created hash table or NULL on failure
+ */
+arg_hashtable_t* arg_hashtable_create(unsigned int minsize, unsigned int (*hashfn)(const void*), int (*eqfn)(const void*, const void*));
+
+/**
+ * @brief This function will cause the table to expand if the insertion would take
+ * the ratio of entries to table size over the maximum load factor.
+ *
+ * This function does not check for repeated insertions with a duplicate key.
+ * The value returned when using a duplicate key is undefined -- when
+ * the hash table changes size, the order of retrieval of duplicate key
+ * entries is reversed.
+ * If in doubt, remove before insert.
+ *
+ * @param h the hash table to insert into
+ * @param k the key - hash table claims ownership and will free on removal
+ * @param v the value - does not claim ownership
+ * @return non-zero for successful insertion
+ */
+void arg_hashtable_insert(arg_hashtable_t* h, void* k, void* v);
+
+#define ARG_DEFINE_HASHTABLE_INSERT(fnname, keytype, valuetype) \
+ int fnname(arg_hashtable_t* h, keytype* k, valuetype* v) { return arg_hashtable_insert(h, k, v); }
+
+/**
+ * @brief Search the specified key in the hash table.
+ *
+ * @param h the hash table to search
+ * @param k the key to search for - does not claim ownership
+ * @return the value associated with the key, or NULL if none found
+ */
+void* arg_hashtable_search(arg_hashtable_t* h, const void* k);
+
+#define ARG_DEFINE_HASHTABLE_SEARCH(fnname, keytype, valuetype) \
+ valuetype* fnname(arg_hashtable_t* h, keytype* k) { return (valuetype*)(arg_hashtable_search(h, k)); }
+
+/**
+ * @brief Remove the specified key from the hash table.
+ *
+ * @param h the hash table to remove the item from
+ * @param k the key to search for - does not claim ownership
+ */
+void arg_hashtable_remove(arg_hashtable_t* h, const void* k);
-#define ARG_LOG(x) \
- do { if (ARG_ENABLE_LOG) dbg_printf x; } while (0)
-#endif
+#define ARG_DEFINE_HASHTABLE_REMOVE(fnname, keytype, valuetype) \
+ void fnname(arg_hashtable_t* h, keytype* k) { arg_hashtable_remove(h, k); }
+
+/**
+ * @brief Return the number of keys in the hash table.
+ *
+ * @param h the hash table
+ * @return the number of items stored in the hash table
+ */
+unsigned int arg_hashtable_count(arg_hashtable_t* h);
+
+/**
+ * @brief Change the value associated with the key.
+ *
+ * function to change the value associated with a key, where there already
+ * exists a value bound to the key in the hash table.
+ * Source due to Holger Schemel.
+ *
+ * @name hashtable_change
+ * @param h the hash table
+ * @param key
+ * @param value
+ */
+int arg_hashtable_change(arg_hashtable_t* h, void* k, void* v);
+
+/**
+ * @brief Free the hash table and the memory allocated for each key-value pair.
+ *
+ * @param h the hash table
+ * @param free_values whether to call 'free' on the remaining values
+ */
+void arg_hashtable_destroy(arg_hashtable_t* h, int free_values);
+
+typedef struct arg_hashtable_itr {
+ arg_hashtable_t* h;
+ struct arg_hashtable_entry* e;
+ struct arg_hashtable_entry* parent;
+ unsigned int index;
+} arg_hashtable_itr_t;
+
+arg_hashtable_itr_t* arg_hashtable_itr_create(arg_hashtable_t* h);
+
+void arg_hashtable_itr_destroy(arg_hashtable_itr_t* itr);
+
+/**
+ * @brief Return the value of the (key,value) pair at the current position.
+ */
+extern void* arg_hashtable_itr_key(arg_hashtable_itr_t* i);
+
+/**
+ * @brief Return the value of the (key,value) pair at the current position.
+ */
+extern void* arg_hashtable_itr_value(arg_hashtable_itr_t* i);
+
+/**
+ * @brief Advance the iterator to the next element. Returns zero if advanced to end of table.
+ */
+int arg_hashtable_itr_advance(arg_hashtable_itr_t* itr);
+
+/**
+ * @brief Remove current element and advance the iterator to the next element.
+ */
+int arg_hashtable_itr_remove(arg_hashtable_itr_t* itr);
+
+/**
+ * @brief Search and overwrite the supplied iterator, to point to the entry matching the supplied key.
+ *
+ * @return Zero if not found.
+ */
+int arg_hashtable_itr_search(arg_hashtable_itr_t* itr, arg_hashtable_t* h, void* k);
-extern void dbg_printf(const char *fmt, ...);
+#define ARG_DEFINE_HASHTABLE_ITERATOR_SEARCH(fnname, keytype) \
+ int fnname(arg_hashtable_itr_t* i, arg_hashtable_t* h, keytype* k) { return (arg_hashtable_iterator_search(i, h, k)); }
#ifdef __cplusplus
}
#endif
#endif
-
/*******************************************************************************
+ * arg_utils: Implements memory, panic, and other utility functions
+ *
* This file is part of the argtable3 library.
*
- * Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
- * <sheitmann@users.sourceforge.net>
+ * Copyright (C) 2013-2019 Tom G. Huang
+ * <tomghuang@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
+#include "argtable3.h"
+
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
#include <stdarg.h>
#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+static void panic(const char* fmt, ...);
+static arg_panicfn* s_panic = panic;
-void dbg_printf(const char *fmt, ...)
-{
+void dbg_printf(const char* fmt, ...) {
va_list args;
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
}
-/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */
-/* $FreeBSD$ */
+static void panic(const char* fmt, ...) {
+ va_list args;
+ char* s;
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-NetBSD
- *
- * Copyright (c) 2000 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Dieter Baron and Thomas Klausner.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
+ va_start(args, fmt);
+ vfprintf(stderr, fmt, args);
+ va_end(args);
-#ifndef _GETOPT_H_
-#define _GETOPT_H_
+#if defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable : 4996)
+#endif
+ s = getenv("EF_DUMPCORE");
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
-#include <sys/cdefs.h>
+ if (s != NULL && *s != '\0') {
+ abort();
+ } else {
+ exit(EXIT_FAILURE);
+ }
+}
-/*
- * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.
- * getopt() is declared here too for GNU programs.
- */
-#define no_argument 0
-#define required_argument 1
-#define optional_argument 2
+void arg_set_panic(arg_panicfn* proc) {
+ s_panic = proc;
+}
-struct option {
- /* name of long option */
- const char *name;
- /*
- * one of no_argument, required_argument, and optional_argument:
- * whether option takes an argument
- */
- int has_arg;
- /* if not NULL, set *flag to val when option found */
- int *flag;
- /* if flag not NULL, value to set *flag to; else return value */
- int val;
-};
+void* xmalloc(size_t size) {
+ void* ret = malloc(size);
+ if (!ret) {
+ s_panic("Out of memory!\n");
+ }
+ return ret;
+}
-__BEGIN_DECLS
-int getopt_long(int, char * const *, const char *,
- const struct option *, int *);
-int getopt_long_only(int, char * const *, const char *,
- const struct option *, int *);
-#ifndef _GETOPT_DECLARED
-#define _GETOPT_DECLARED
-int getopt(int, char * const [], const char *);
+void* xcalloc(size_t count, size_t size) {
+ size_t allocated_count = count && size ? count : 1;
+ size_t allocated_size = count && size ? size : 1;
+ void* ret = calloc(allocated_count, allocated_size);
+ if (!ret) {
+ s_panic("Out of memory!\n");
+ }
+ return ret;
+}
-extern char *optarg; /* getopt(3) external variables */
-extern int optind, opterr, optopt;
-#endif
-#ifndef _OPTRESET_DECLARED
-#define _OPTRESET_DECLARED
-extern int optreset; /* getopt(3) external variable */
-#endif
-__END_DECLS
-
-#endif /* !_GETOPT_H_ */
-/* $Id: getopt_long.c,v 1.1 2009/10/16 19:50:28 rodney Exp rodney $ */
-/* $OpenBSD: getopt_long.c,v 1.23 2007/10/31 12:34:57 chl Exp $ */
-/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
+void* xrealloc(void* ptr, size_t size) {
+ size_t allocated_size = size ? size : 1;
+ void* ret = realloc(ptr, allocated_size);
+ if (!ret) {
+ s_panic("Out of memory!\n");
+ }
+ return ret;
+}
-/*
- * Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+void xfree(void* ptr) {
+ free(ptr);
+}
+
+static void merge(void* data, int esize, int i, int j, int k, arg_comparefn* comparefn) {
+ char* a = (char*)data;
+ char* m;
+ int ipos, jpos, mpos;
+
+ /* Initialize the counters used in merging. */
+ ipos = i;
+ jpos = j + 1;
+ mpos = 0;
+
+ /* Allocate storage for the merged elements. */
+ m = (char*)xmalloc(esize * ((k - i) + 1));
+
+ /* Continue while either division has elements to merge. */
+ while (ipos <= j || jpos <= k) {
+ if (ipos > j) {
+ /* The left division has no more elements to merge. */
+ while (jpos <= k) {
+ memcpy(&m[mpos * esize], &a[jpos * esize], esize);
+ jpos++;
+ mpos++;
+ }
+
+ continue;
+ } else if (jpos > k) {
+ /* The right division has no more elements to merge. */
+ while (ipos <= j) {
+ memcpy(&m[mpos * esize], &a[ipos * esize], esize);
+ ipos++;
+ mpos++;
+ }
+
+ continue;
+ }
+
+ /* Append the next ordered element to the merged elements. */
+ if (comparefn(&a[ipos * esize], &a[jpos * esize]) < 0) {
+ memcpy(&m[mpos * esize], &a[ipos * esize], esize);
+ ipos++;
+ mpos++;
+ } else {
+ memcpy(&m[mpos * esize], &a[jpos * esize], esize);
+ jpos++;
+ mpos++;
+ }
+ }
+
+ /* Prepare to pass back the merged data. */
+ memcpy(&a[i * esize], m, esize * ((k - i) + 1));
+ xfree(m);
+}
+
+void arg_mgsort(void* data, int size, int esize, int i, int k, arg_comparefn* comparefn) {
+ int j;
+
+ /* Stop the recursion when no more divisions can be made. */
+ if (i < k) {
+ /* Determine where to divide the elements. */
+ j = (int)(((i + k - 1)) / 2);
+
+ /* Recursively sort the two divisions. */
+ arg_mgsort(data, size, esize, i, j, comparefn);
+ arg_mgsort(data, size, esize, j + 1, k, comparefn);
+ merge(data, esize, i, j, k, comparefn);
+ }
+}
+/*******************************************************************************
+ * arg_hashtable: Implements the hash table utilities
*
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
+ * This file is part of the argtable3 library.
*
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ * Copyright (C) 2013-2019 Tom G. Huang
+ * <tomghuang@gmail.com>
+ * All rights reserved.
*
- * Sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F39502-99-1-0512.
- */
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of STEWART HEITMANN nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL STEWART HEITMANN BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ ******************************************************************************/
+
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-// $Id: getopt_long.c,v 1.1 2009/10/16 19:50:28 rodney Exp rodney $"
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
-/*-
- * Copyright (c) 2000 The NetBSD Foundation, Inc.
- * All rights reserved.
+/*
+ * This hash table module is adapted from the C hash table implementation by
+ * Christopher Clark. Here is the copyright notice from the library:
*
- * This code is derived from software contributed to The NetBSD Foundation
- * by Dieter Baron and Thomas Klausner.
+ * Copyright (c) 2002, Christopher Clark
+ * All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
*
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of the original author; nor the names of any contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#if 0
-#include <err.h>
+/*
+ * Credit for primes table: Aaron Krowne
+ * http://br.endernet.org/~akrowne/
+ * http://planetmath.org/encyclopedia/GoodHashTablePrimes.html
+ */
+static const unsigned int primes[] = {53, 97, 193, 389, 769, 1543, 3079, 6151, 12289,
+ 24593, 49157, 98317, 196613, 393241, 786433, 1572869, 3145739, 6291469,
+ 12582917, 25165843, 50331653, 100663319, 201326611, 402653189, 805306457, 1610612741};
+const unsigned int prime_table_length = sizeof(primes) / sizeof(primes[0]);
+const float max_load_factor = (float)0.65;
+
+static unsigned int enhanced_hash(arg_hashtable_t* h, const void* k) {
+ /*
+ * Aim to protect against poor hash functions by adding logic here.
+ * The logic is taken from Java 1.4 hash table source.
+ */
+ unsigned int i = h->hashfn(k);
+ i += ~(i << 9);
+ i ^= ((i >> 14) | (i << 18)); /* >>> */
+ i += (i << 4);
+ i ^= ((i >> 10) | (i << 22)); /* >>> */
+ return i;
+}
+
+static unsigned int index_for(unsigned int tablelength, unsigned int hashvalue) {
+ return (hashvalue % tablelength);
+}
+
+arg_hashtable_t* arg_hashtable_create(unsigned int minsize, unsigned int (*hashfn)(const void*), int (*eqfn)(const void*, const void*)) {
+ arg_hashtable_t* h;
+ unsigned int pindex;
+ unsigned int size = primes[0];
+
+ /* Check requested hash table isn't too large */
+ if (minsize > (1u << 30))
+ return NULL;
+
+ /*
+ * Enforce size as prime. The reason is to avoid clustering of values
+ * into a small number of buckets (yes, distribution). A more even
+ * distributed hash table will perform more consistently.
+ */
+ for (pindex = 0; pindex < prime_table_length; pindex++) {
+ if (primes[pindex] > minsize) {
+ size = primes[pindex];
+ break;
+ }
+ }
+
+ h = (arg_hashtable_t*)xmalloc(sizeof(arg_hashtable_t));
+ h->table = (struct arg_hashtable_entry**)xmalloc(sizeof(struct arg_hashtable_entry*) * size);
+ memset(h->table, 0, size * sizeof(struct arg_hashtable_entry*));
+ h->tablelength = size;
+ h->primeindex = pindex;
+ h->entrycount = 0;
+ h->hashfn = hashfn;
+ h->eqfn = eqfn;
+ h->loadlimit = (unsigned int)ceil(size * max_load_factor);
+ return h;
+}
+
+static int arg_hashtable_expand(arg_hashtable_t* h) {
+ /* Double the size of the table to accommodate more entries */
+ struct arg_hashtable_entry** newtable;
+ struct arg_hashtable_entry* e;
+ unsigned int newsize;
+ unsigned int i;
+ unsigned int index;
+
+ /* Check we're not hitting max capacity */
+ if (h->primeindex == (prime_table_length - 1))
+ return 0;
+ newsize = primes[++(h->primeindex)];
+
+ newtable = (struct arg_hashtable_entry**)xmalloc(sizeof(struct arg_hashtable_entry*) * newsize);
+ memset(newtable, 0, newsize * sizeof(struct arg_hashtable_entry*));
+ /*
+ * This algorithm is not 'stable': it reverses the list
+ * when it transfers entries between the tables
+ */
+ for (i = 0; i < h->tablelength; i++) {
+ while (NULL != (e = h->table[i])) {
+ h->table[i] = e->next;
+ index = index_for(newsize, e->h);
+ e->next = newtable[index];
+ newtable[index] = e;
+ }
+ }
+
+ xfree(h->table);
+ h->table = newtable;
+ h->tablelength = newsize;
+ h->loadlimit = (unsigned int)ceil(newsize * max_load_factor);
+ return -1;
+}
+
+unsigned int arg_hashtable_count(arg_hashtable_t* h) {
+ return h->entrycount;
+}
+
+void arg_hashtable_insert(arg_hashtable_t* h, void* k, void* v) {
+ /* This method allows duplicate keys - but they shouldn't be used */
+ unsigned int index;
+ struct arg_hashtable_entry* e;
+ if ((h->entrycount + 1) > h->loadlimit) {
+ /*
+ * Ignore the return value. If expand fails, we should
+ * still try cramming just this value into the existing table
+ * -- we may not have memory for a larger table, but one more
+ * element may be ok. Next time we insert, we'll try expanding again.
+ */
+ arg_hashtable_expand(h);
+ }
+ e = (struct arg_hashtable_entry*)xmalloc(sizeof(struct arg_hashtable_entry));
+ e->h = enhanced_hash(h, k);
+ index = index_for(h->tablelength, e->h);
+ e->k = k;
+ e->v = v;
+ e->next = h->table[index];
+ h->table[index] = e;
+ h->entrycount++;
+}
+
+void* arg_hashtable_search(arg_hashtable_t* h, const void* k) {
+ struct arg_hashtable_entry* e;
+ unsigned int hashvalue;
+ unsigned int index;
+
+ hashvalue = enhanced_hash(h, k);
+ index = index_for(h->tablelength, hashvalue);
+ e = h->table[index];
+ while (e != NULL) {
+ /* Check hash value to short circuit heavier comparison */
+ if ((hashvalue == e->h) && (h->eqfn(k, e->k)))
+ return e->v;
+ e = e->next;
+ }
+ return NULL;
+}
+
+void arg_hashtable_remove(arg_hashtable_t* h, const void* k) {
+ /*
+ * TODO: consider compacting the table when the load factor drops enough,
+ * or provide a 'compact' method.
+ */
+
+ struct arg_hashtable_entry* e;
+ struct arg_hashtable_entry** pE;
+ unsigned int hashvalue;
+ unsigned int index;
+
+ hashvalue = enhanced_hash(h, k);
+ index = index_for(h->tablelength, hashvalue);
+ pE = &(h->table[index]);
+ e = *pE;
+ while (NULL != e) {
+ /* Check hash value to short circuit heavier comparison */
+ if ((hashvalue == e->h) && (h->eqfn(k, e->k))) {
+ *pE = e->next;
+ h->entrycount--;
+ xfree(e->k);
+ xfree(e->v);
+ xfree(e);
+ return;
+ }
+ pE = &(e->next);
+ e = e->next;
+ }
+}
+
+void arg_hashtable_destroy(arg_hashtable_t* h, int free_values) {
+ unsigned int i;
+ struct arg_hashtable_entry *e, *f;
+ struct arg_hashtable_entry** table = h->table;
+ if (free_values) {
+ for (i = 0; i < h->tablelength; i++) {
+ e = table[i];
+ while (NULL != e) {
+ f = e;
+ e = e->next;
+ xfree(f->k);
+ xfree(f->v);
+ xfree(f);
+ }
+ }
+ } else {
+ for (i = 0; i < h->tablelength; i++) {
+ e = table[i];
+ while (NULL != e) {
+ f = e;
+ e = e->next;
+ xfree(f->k);
+ xfree(f);
+ }
+ }
+ }
+ xfree(h->table);
+ xfree(h);
+}
+
+arg_hashtable_itr_t* arg_hashtable_itr_create(arg_hashtable_t* h) {
+ unsigned int i;
+ unsigned int tablelength;
+
+ arg_hashtable_itr_t* itr = (arg_hashtable_itr_t*)xmalloc(sizeof(arg_hashtable_itr_t));
+ itr->h = h;
+ itr->e = NULL;
+ itr->parent = NULL;
+ tablelength = h->tablelength;
+ itr->index = tablelength;
+ if (0 == h->entrycount)
+ return itr;
+
+ for (i = 0; i < tablelength; i++) {
+ if (h->table[i] != NULL) {
+ itr->e = h->table[i];
+ itr->index = i;
+ break;
+ }
+ }
+ return itr;
+}
+
+void arg_hashtable_itr_destroy(arg_hashtable_itr_t* itr) {
+ xfree(itr);
+}
+
+void* arg_hashtable_itr_key(arg_hashtable_itr_t* i) {
+ return i->e->k;
+}
+
+void* arg_hashtable_itr_value(arg_hashtable_itr_t* i) {
+ return i->e->v;
+}
+
+int arg_hashtable_itr_advance(arg_hashtable_itr_t* itr) {
+ unsigned int j;
+ unsigned int tablelength;
+ struct arg_hashtable_entry** table;
+ struct arg_hashtable_entry* next;
+
+ if (itr->e == NULL)
+ return 0; /* stupidity check */
+
+ next = itr->e->next;
+ if (NULL != next) {
+ itr->parent = itr->e;
+ itr->e = next;
+ return -1;
+ }
+
+ tablelength = itr->h->tablelength;
+ itr->parent = NULL;
+ if (tablelength <= (j = ++(itr->index))) {
+ itr->e = NULL;
+ return 0;
+ }
+
+ table = itr->h->table;
+ while (NULL == (next = table[j])) {
+ if (++j >= tablelength) {
+ itr->index = tablelength;
+ itr->e = NULL;
+ return 0;
+ }
+ }
+
+ itr->index = j;
+ itr->e = next;
+ return -1;
+}
+
+int arg_hashtable_itr_remove(arg_hashtable_itr_t* itr) {
+ struct arg_hashtable_entry* remember_e;
+ struct arg_hashtable_entry* remember_parent;
+ int ret;
+
+ /* Do the removal */
+ if ((itr->parent) == NULL) {
+ /* element is head of a chain */
+ itr->h->table[itr->index] = itr->e->next;
+ } else {
+ /* element is mid-chain */
+ itr->parent->next = itr->e->next;
+ }
+ /* itr->e is now outside the hashtable */
+ remember_e = itr->e;
+ itr->h->entrycount--;
+ xfree(remember_e->k);
+ xfree(remember_e->v);
+
+ /* Advance the iterator, correcting the parent */
+ remember_parent = itr->parent;
+ ret = arg_hashtable_itr_advance(itr);
+ if (itr->parent == remember_e) {
+ itr->parent = remember_parent;
+ }
+ xfree(remember_e);
+ return ret;
+}
+
+int arg_hashtable_itr_search(arg_hashtable_itr_t* itr, arg_hashtable_t* h, void* k) {
+ struct arg_hashtable_entry* e;
+ struct arg_hashtable_entry* parent;
+ unsigned int hashvalue;
+ unsigned int index;
+
+ hashvalue = enhanced_hash(h, k);
+ index = index_for(h->tablelength, hashvalue);
+
+ e = h->table[index];
+ parent = NULL;
+ while (e != NULL) {
+ /* Check hash value to short circuit heavier comparison */
+ if ((hashvalue == e->h) && (h->eqfn(k, e->k))) {
+ itr->index = index;
+ itr->e = e;
+ itr->parent = parent;
+ itr->h = h;
+ return -1;
+ }
+ parent = e;
+ e = e->next;
+ }
+ return 0;
+}
+
+int arg_hashtable_change(arg_hashtable_t* h, void* k, void* v) {
+ struct arg_hashtable_entry* e;
+ unsigned int hashvalue;
+ unsigned int index;
+
+ hashvalue = enhanced_hash(h, k);
+ index = index_for(h->tablelength, hashvalue);
+ e = h->table[index];
+ while (e != NULL) {
+ /* Check hash value to short circuit heavier comparison */
+ if ((hashvalue == e->h) && (h->eqfn(k, e->k))) {
+ xfree(e->v);
+ e->v = v;
+ return -1;
+ }
+ e = e->next;
+ }
+ return 0;
+}
+/*******************************************************************************
+ * arg_dstr: Implements the dynamic string utilities
+ *
+ * This file is part of the argtable3 library.
+ *
+ * Copyright (C) 2013-2019 Tom G. Huang
+ * <tomghuang@gmail.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of STEWART HEITMANN nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL STEWART HEITMANN BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ ******************************************************************************/
+
+#include "argtable3.h"
+
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
#endif
-#include <errno.h>
+
+#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
+#if defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable : 4996)
+#endif
+
+#define START_VSNBUFF 16
-#define REPLACE_GETOPT /* use this getopt as the system getopt(3) */
+/*
+ * This dynamic string module is adapted from TclResult.c in the Tcl library.
+ * Here is the copyright notice from the library:
+ *
+ * This software is copyrighted by the Regents of the University of
+ * California, Sun Microsystems, Inc., Scriptics Corporation, ActiveState
+ * Corporation and other parties. The following terms apply to all files
+ * associated with the software unless explicitly disclaimed in
+ * individual files.
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ *
+ * IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
+ * FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
+ * DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. THIS SOFTWARE
+ * IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
+ * NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
+ * MODIFICATIONS.
+ *
+ * GOVERNMENT USE: If you are acquiring this software on behalf of the
+ * U.S. government, the Government shall have only "Restricted Rights"
+ * in the software and related documentation as defined in the Federal
+ * Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you
+ * are acquiring the software on behalf of the Department of Defense, the
+ * software shall be classified as "Commercial Computer Software" and the
+ * Government shall have only "Restricted Rights" as defined in Clause
+ * 252.227-7014 (b) (3) of DFARs. Notwithstanding the foregoing, the
+ * authors grant the U.S. Government and others acting in its behalf
+ * permission to use and distribute the software in accordance with the
+ * terms specified in this license.
+ */
+
+typedef struct _internal_arg_dstr {
+ char* data;
+ arg_dstr_freefn* free_proc;
+ char sbuf[ARG_DSTR_SIZE + 1];
+ char* append_data;
+ int append_data_size;
+ int append_used;
+} _internal_arg_dstr_t;
+
+static void setup_append_buf(arg_dstr_t res, int newSpace);
+
+arg_dstr_t arg_dstr_create(void) {
+ _internal_arg_dstr_t* h = (_internal_arg_dstr_t*)xmalloc(sizeof(_internal_arg_dstr_t));
+ memset(h, 0, sizeof(_internal_arg_dstr_t));
+ h->sbuf[0] = 0;
+ h->data = h->sbuf;
+ h->free_proc = ARG_DSTR_STATIC;
+ return h;
+}
+
+void arg_dstr_destroy(arg_dstr_t ds) {
+ if (ds == NULL)
+ return;
+
+ arg_dstr_reset(ds);
+ xfree(ds);
+ return;
+}
+
+void arg_dstr_set(arg_dstr_t ds, char* str, arg_dstr_freefn* free_proc) {
+ int length;
+ register arg_dstr_freefn* old_free_proc = ds->free_proc;
+ char* old_result = ds->data;
+
+ if (str == NULL) {
+ ds->sbuf[0] = 0;
+ ds->data = ds->sbuf;
+ ds->free_proc = ARG_DSTR_STATIC;
+ } else if (free_proc == ARG_DSTR_VOLATILE) {
+ length = (int)strlen(str);
+ if (length > ARG_DSTR_SIZE) {
+ ds->data = (char*)xmalloc((unsigned)length + 1);
+ ds->free_proc = ARG_DSTR_DYNAMIC;
+ } else {
+ ds->data = ds->sbuf;
+ ds->free_proc = ARG_DSTR_STATIC;
+ }
+ strcpy(ds->data, str);
+ } else {
+ ds->data = str;
+ ds->free_proc = free_proc;
+ }
+
+ /*
+ * If the old result was dynamically-allocated, free it up. Do it here,
+ * rather than at the beginning, in case the new result value was part of
+ * the old result value.
+ */
+
+ if ((old_free_proc != 0) && (old_result != ds->data)) {
+ if (old_free_proc == ARG_DSTR_DYNAMIC) {
+ xfree(old_result);
+ } else {
+ (*old_free_proc)(old_result);
+ }
+ }
+
+ if ((ds->append_data != NULL) && (ds->append_data_size > 0)) {
+ xfree(ds->append_data);
+ ds->append_data = NULL;
+ ds->append_data_size = 0;
+ }
+}
+
+char* arg_dstr_cstr(arg_dstr_t ds) /* Interpreter whose result to return. */
+{
+ return ds->data;
+}
+
+void arg_dstr_cat(arg_dstr_t ds, const char* str) {
+ setup_append_buf(ds, (int)strlen(str) + 1);
+ memcpy(ds->data + strlen(ds->data), str, strlen(str));
+}
+
+void arg_dstr_catc(arg_dstr_t ds, char c) {
+ setup_append_buf(ds, 2);
+ memcpy(ds->data + strlen(ds->data), &c, 1);
+}
+
+/*
+ * The logic of the `arg_dstr_catf` function is adapted from the `bformat`
+ * function in The Better String Library by Paul Hsieh. Here is the copyright
+ * notice from the library:
+ *
+ * Copyright (c) 2014, Paul Hsieh
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * * Neither the name of bstrlib nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+void arg_dstr_catf(arg_dstr_t ds, const char* fmt, ...) {
+ va_list arglist;
+ char* buff;
+ int n, r;
+ size_t slen;
+
+ if (fmt == NULL)
+ return;
+
+ /* Since the length is not determinable beforehand, a search is
+ performed using the truncating "vsnprintf" call (to avoid buffer
+ overflows) on increasing potential sizes for the output result. */
+
+ if ((n = (int)(2 * strlen(fmt))) < START_VSNBUFF)
+ n = START_VSNBUFF;
+
+ buff = (char*)xmalloc(n + 2);
+ memset(buff, 0, n + 2);
+
+ for (;;) {
+ va_start(arglist, fmt);
+ r = vsnprintf(buff, n + 1, fmt, arglist);
+ va_end(arglist);
+
+ slen = strlen(buff);
+ if (slen < (size_t)n)
+ break;
+
+ if (r > n)
+ n = r;
+ else
+ n += n;
+
+ xfree(buff);
+ buff = (char*)xmalloc(n + 2);
+ memset(buff, 0, n + 2);
+ }
+
+ arg_dstr_cat(ds, buff);
+ xfree(buff);
+}
+
+static void setup_append_buf(arg_dstr_t ds, int new_space) {
+ int total_space;
+
+ /*
+ * Make the append buffer larger, if that's necessary, then copy the
+ * data into the append buffer and make the append buffer the official
+ * data.
+ */
+ if (ds->data != ds->append_data) {
+ /*
+ * If the buffer is too big, then free it up so we go back to a
+ * smaller buffer. This avoids tying up memory forever after a large
+ * operation.
+ */
+ if (ds->append_data_size > 500) {
+ xfree(ds->append_data);
+ ds->append_data = NULL;
+ ds->append_data_size = 0;
+ }
+ ds->append_used = (int)strlen(ds->data);
+ } else if (ds->data[ds->append_used] != 0) {
+ /*
+ * Most likely someone has modified a result created by
+ * arg_dstr_cat et al. so that it has a different size. Just
+ * recompute the size.
+ */
+ ds->append_used = (int)strlen(ds->data);
+ }
+
+ total_space = new_space + ds->append_used;
+ if (total_space >= ds->append_data_size) {
+ char* newbuf;
+
+ if (total_space < 100) {
+ total_space = 200;
+ } else {
+ total_space *= 2;
+ }
+ newbuf = (char*)xmalloc((unsigned)total_space);
+ memset(newbuf, 0, total_space);
+ strcpy(newbuf, ds->data);
+ if (ds->append_data != NULL) {
+ xfree(ds->append_data);
+ }
+ ds->append_data = newbuf;
+ ds->append_data_size = total_space;
+ } else if (ds->data != ds->append_data) {
+ strcpy(ds->append_data, ds->data);
+ }
+
+ arg_dstr_free(ds);
+ ds->data = ds->append_data;
+}
+
+void arg_dstr_free(arg_dstr_t ds) {
+ if (ds->free_proc != NULL) {
+ if (ds->free_proc == ARG_DSTR_DYNAMIC) {
+ xfree(ds->data);
+ } else {
+ (*ds->free_proc)(ds->data);
+ }
+ ds->free_proc = NULL;
+ }
+}
+
+void arg_dstr_reset(arg_dstr_t ds) {
+ arg_dstr_free(ds);
+ if ((ds->append_data != NULL) && (ds->append_data_size > 0)) {
+ xfree(ds->append_data);
+ ds->append_data = NULL;
+ ds->append_data_size = 0;
+ }
+
+ ds->data = ds->sbuf;
+ ds->sbuf[0] = 0;
+}
+
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
+/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */
+/* $FreeBSD$ */
+
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-NetBSD
+ *
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if ARG_REPLACE_GETOPT == 1
+
+#ifndef _GETOPT_H_
+#define _GETOPT_H_
+
+/*
+ * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.
+ * getopt() is declared here too for GNU programs.
+ */
+#define no_argument 0
+#define required_argument 1
+#define optional_argument 2
+
+struct option {
+ /* name of long option */
+ const char *name;
+ /*
+ * one of no_argument, required_argument, and optional_argument:
+ * whether option takes an argument
+ */
+ int has_arg;
+ /* if not NULL, set *flag to val when option found */
+ int *flag;
+ /* if flag not NULL, value to set *flag to; else return value */
+ int val;
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int getopt_long(int, char * const *, const char *,
+ const struct option *, int *);
+int getopt_long_only(int, char * const *, const char *,
+ const struct option *, int *);
+#ifndef _GETOPT_DECLARED
+#define _GETOPT_DECLARED
+int getopt(int, char * const [], const char *);
+
+extern char *optarg; /* getopt(3) external variables */
+extern int optind, opterr, optopt;
+#endif
+#ifndef _OPTRESET_DECLARED
+#define _OPTRESET_DECLARED
+extern int optreset; /* getopt(3) external variable */
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* !_GETOPT_H_ */
+
+#endif /* ARG_REPLACE_GETOPT == 1 */
+/* $OpenBSD: getopt_long.c,v 1.26 2013/06/08 22:47:56 millert Exp $ */
+/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
+
+/*
+ * Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "argtable3.h"
+
+#if ARG_REPLACE_GETOPT == 1
+
+#ifndef ARG_AMALGAMATION
+#include "arg_getopt.h"
+#endif
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define GNU_COMPATIBLE /* Be more compatible, configure's use us! */
-#ifdef REPLACE_GETOPT
int opterr = 1; /* if error message should be printed */
int optind = 1; /* index into parent argv vector */
-int optopt = '?'; /* character checked for validity */
+int optopt = '?'; /* character checked for validity */
int optreset; /* reset getopt */
-char *optarg; /* argument associated with option */
-#endif
+char *optarg; /* argument associated with option */
#define PRINT_ERROR ((opterr) && (*options != ':'))
#define EMSG ""
+#ifdef GNU_COMPATIBLE
+#define NO_PREFIX (-1)
+#define D_PREFIX 0
+#define DD_PREFIX 1
+#define W_PREFIX 2
+#endif
+
static int getopt_internal(int, char * const *, const char *,
const struct option *, int *, int);
static int parse_long_options(char * const *, const char *,
- const struct option *, int *, int);
+ const struct option *, int *, int, int);
static int gcd(int, int);
static void permute_args(int, int, int, char * const *);
/* Error messages */
static const char recargchar[] = "option requires an argument -- %c";
+static const char illoptchar[] = "illegal option -- %c"; /* From P1003.2 */
+#ifdef GNU_COMPATIBLE
+static int dash_prefix = NO_PREFIX;
+static const char gnuoptchar[] = "invalid option -- %c";
+
+static const char recargstring[] = "option `%s%s' requires an argument";
+static const char ambig[] = "option `%s%.*s' is ambiguous";
+static const char noarg[] = "option `%s%.*s' doesn't allow an argument";
+static const char illoptstring[] = "unrecognized option `%s%s'";
+#else
static const char recargstring[] = "option requires an argument -- %s";
static const char ambig[] = "ambiguous option -- %.*s";
static const char noarg[] = "option doesn't take an argument -- %.*s";
-static const char illoptchar[] = "unknown option -- %c";
static const char illoptstring[] = "unknown option -- %s";
-
-
+#endif
#ifdef _WIN32
-/* Windows needs warnx(). We change the definition though:
+/*
+ * Windows needs warnx(). We change the definition though:
* 1. (another) global is defined, opterrmsg, which holds the error message
* 2. errors are always printed out on stderr w/o the program name
* Note that opterrmsg always gets set no matter what opterr is set to. The
* error message will not be printed if opterr is 0 as usual.
*/
-#include <stdio.h>
#include <stdarg.h>
+#include <stdio.h>
-#define MAX_OPTER_MSG_SIZE 128
+#define MAX_OPTERRMSG_SIZE 128
-extern char opterrmsg[MAX_OPTER_MSG_SIZE];
-char opterrmsg[MAX_OPTER_MSG_SIZE]; /* buffer for the last error message */
+extern char opterrmsg[MAX_OPTERRMSG_SIZE];
+char opterrmsg[MAX_OPTERRMSG_SIZE]; /* buffer for the last error message */
+
+static void warnx(const char* fmt, ...) {
+ va_list ap;
+ va_start(ap, fmt);
-static void warnx(const char *fmt, ...)
-{
- va_list ap;
- va_start(ap, fmt);
/*
- Make sure opterrmsg is always zero-terminated despite the _vsnprintf()
- implementation specifics and manually suppress the warning.
- */
- memset(opterrmsg, 0, sizeof opterrmsg);
- if (fmt != NULL)
-#ifdef __STDC_WANT_SECURE_LIB__
- _vsnprintf_s(opterrmsg, MAX_OPTER_MSG_SIZE, sizeof(opterrmsg) - 1, fmt, ap);
+ * Make sure opterrmsg is always zero-terminated despite the _vsnprintf()
+ * implementation specifics and manually suppress the warning.
+ */
+ memset(opterrmsg, 0, sizeof(opterrmsg));
+ if (fmt != NULL)
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ _vsnprintf_s(opterrmsg, sizeof(opterrmsg), sizeof(opterrmsg) - 1, fmt, ap);
#else
_vsnprintf(opterrmsg, sizeof(opterrmsg) - 1, fmt, ap);
#endif
- va_end(ap);
-#if defined(_MSC_VER)
-#pragma warning(suppress: 6053)
+ va_end(ap);
+
+#ifdef _MSC_VER
+#pragma warning(suppress : 6053)
#endif
- fprintf(stderr, "%s\n", opterrmsg);
+ fprintf(stderr, "%s\n", opterrmsg);
}
#else
#include <err.h>
#endif /*_WIN32*/
-
-
/*
* Compute the greatest common divisor of a and b.
*/
*/
static int
parse_long_options(char * const *nargv, const char *options,
- const struct option *long_options, int *idx, int short_too)
+ const struct option *long_options, int *idx, int short_too, int flags)
{
char *current_argv, *has_equal;
+#ifdef GNU_COMPATIBLE
+ char *current_dash;
+#endif
size_t current_argv_len;
- int i, match;
+ int i, match, exact_match, second_partial_match;
current_argv = place;
+#ifdef GNU_COMPATIBLE
+ switch (dash_prefix) {
+ case D_PREFIX:
+ current_dash = "-";
+ break;
+ case DD_PREFIX:
+ current_dash = "--";
+ break;
+ case W_PREFIX:
+ current_dash = "-W ";
+ break;
+ default:
+ current_dash = "";
+ break;
+ }
+#endif
match = -1;
+ exact_match = 0;
+ second_partial_match = 0;
optind++;
if (strlen(long_options[i].name) == current_argv_len) {
/* exact match */
match = i;
+ exact_match = 1;
break;
}
/*
if (short_too && current_argv_len == 1)
continue;
- if (match == -1) /* partial match */
+ if (match == -1) /* first partial match */
match = i;
- else {
- /* ambiguous abbreviation */
- if (PRINT_ERROR)
- warnx(ambig, (int)current_argv_len,
- current_argv);
- optopt = 0;
- return (BADCH);
- }
+ else if ((flags & FLAG_LONGONLY) ||
+ long_options[i].has_arg !=
+ long_options[match].has_arg ||
+ long_options[i].flag != long_options[match].flag ||
+ long_options[i].val != long_options[match].val)
+ second_partial_match = 1;
+ }
+ if (!exact_match && second_partial_match) {
+ /* ambiguous abbreviation */
+ if (PRINT_ERROR)
+ warnx(ambig,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
+ current_argv);
+ optopt = 0;
+ return (BADCH);
}
if (match != -1) { /* option found */
if (long_options[match].has_arg == no_argument
&& has_equal) {
if (PRINT_ERROR)
- warnx(noarg, (int)current_argv_len,
+ warnx(noarg,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
current_argv);
/*
* XXX: GNU sets optopt to val regardless of flag
optopt = long_options[match].val;
else
optopt = 0;
+#ifdef GNU_COMPATIBLE
+ return (BADCH);
+#else
return (BADARG);
+#endif
}
if (long_options[match].has_arg == required_argument ||
long_options[match].has_arg == optional_argument) {
*/
if (PRINT_ERROR)
warnx(recargstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
current_argv);
/*
* XXX: GNU sets optopt to val regardless of flag
return (-1);
}
if (PRINT_ERROR)
- warnx(illoptstring, current_argv);
+ warnx(illoptstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ current_argv);
optopt = 0;
return (BADCH);
}
char *oli; /* option letter list index */
int optchar, short_too;
static int posixly_correct = -1;
-#ifdef __STDC_WANT_SECURE_LIB__
- char* buffer = NULL;
- size_t buffer_size = 0;
- errno_t err = 0;
-#endif
if (options == NULL)
return (-1);
+ /*
+ * XXX Some GNU programs (like cvs) set optind to 0 instead of
+ * XXX using optreset. Work around this braindamage.
+ */
+ if (optind == 0)
+ optind = optreset = 1;
+
/*
* Disable GNU extensions if POSIXLY_CORRECT is set or options
* string begins with a '+'.
*/
-
-#ifdef __STDC_WANT_SECURE_LIB__
- if (posixly_correct == -1) {
- err = _dupenv_s(&buffer, &buffer_size, "POSIXLY_CORRECT") == 0;
- posixly_correct = buffer != NULL;
- if(buffer != NULL && err == 0) {
- free(buffer);
- }
- }
+ if (posixly_correct == -1 || optreset) {
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ size_t requiredSize;
+ getenv_s(&requiredSize, NULL, 0, "POSIXLY_CORRECT");
+ posixly_correct = requiredSize != 0;
#else
- if (posixly_correct == -1)
- posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
+ posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
#endif
- if (posixly_correct || *options == '+')
- flags &= ~FLAG_PERMUTE;
- else if (*options == '-')
+ }
+
+ if (*options == '-')
flags |= FLAG_ALLARGS;
+ else if (posixly_correct || *options == '+')
+ flags &= ~FLAG_PERMUTE;
if (*options == '+' || *options == '-')
options++;
- /*
- * XXX Some GNU programs (like cvs) set optind to 0 instead of
- * XXX using optreset. Work around this braindamage.
- */
- if (optind == 0)
- optind = optreset = 1;
-
optarg = NULL;
if (optreset)
nonopt_start = nonopt_end = -1;
return (-1);
}
if (*(place = nargv[optind]) != '-' ||
+#ifdef GNU_COMPATIBLE
+ place[1] == '\0') {
+#else
(place[1] == '\0' && strchr(options, '-') == NULL)) {
+#endif
place = EMSG; /* found non-option */
if (flags & FLAG_ALLARGS) {
/*
if (long_options != NULL && place != nargv[optind] &&
(*place == '-' || (flags & FLAG_LONGONLY))) {
short_too = 0;
- if (*place == '-')
+#ifdef GNU_COMPATIBLE
+ dash_prefix = D_PREFIX;
+#endif
+ if (*place == '-') {
place++; /* --foo long option */
- else if (*place != ':' && strchr(options, *place) != NULL)
+ if (*place == '\0')
+ return (BADARG); /* malformed option */
+#ifdef GNU_COMPATIBLE
+ dash_prefix = DD_PREFIX;
+#endif
+ } else if (*place != ':' && strchr(options, *place) != NULL)
short_too = 1; /* could be short option too */
optchar = parse_long_options(nargv, options, long_options,
- idx, short_too);
+ idx, short_too, flags);
if (optchar != -1) {
place = EMSG;
return (optchar);
return (-1);
if (!*place)
++optind;
+#ifdef GNU_COMPATIBLE
+ if (PRINT_ERROR)
+ warnx(posixly_correct ? illoptchar : gnuoptchar,
+ optchar);
+#else
if (PRINT_ERROR)
warnx(illoptchar, optchar);
+#endif
optopt = optchar;
return (BADCH);
}
return (BADARG);
} else /* white space */
place = nargv[optind];
+#ifdef GNU_COMPATIBLE
+ dash_prefix = W_PREFIX;
+#endif
optchar = parse_long_options(nargv, options, long_options,
- idx, 0);
+ idx, 0, flags);
place = EMSG;
return (optchar);
}
return (optchar);
}
-#ifdef REPLACE_GETOPT
/*
* getopt --
* Parse argc/argv argument vector.
*/
return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
}
-#endif /* REPLACE_GETOPT */
/*
* getopt_long --
*/
int
getopt_long(int nargc, char * const *nargv, const char *options,
- const struct option *long_options, int *idx)
+ const struct option *long_options, int *idx)
{
return (getopt_internal(nargc, nargv, options, long_options, idx,
*/
int
getopt_long_only(int nargc, char * const *nargv, const char *options,
- const struct option *long_options, int *idx)
+ const struct option *long_options, int *idx)
{
return (getopt_internal(nargc, nargv, options, long_options, idx,
FLAG_PERMUTE|FLAG_LONGONLY));
}
+
+#endif /* ARG_REPLACE_GETOPT == 1 */
/*******************************************************************************
+ * arg_date: Implements the date command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-char * arg_strptime(const char *buf, const char *fmt, struct tm *tm);
+#include <stdlib.h>
+#include <string.h>
+char* arg_strptime(const char* buf, const char* fmt, struct tm* tm);
-static void arg_date_resetfn(struct arg_date *parent)
-{
+static void arg_date_resetfn(struct arg_date* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-
-static int arg_date_scanfn(struct arg_date *parent, const char *argval)
-{
+static int arg_date_scanfn(struct arg_date* parent, const char* argval) {
int errorcode = 0;
- if (parent->count == parent->hdr.maxcount)
- {
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ if (parent->count == parent->hdr.maxcount) {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* no argument value was given, leave parent->tmval[] unaltered but still count it */
parent->count++;
- }
- else
- {
- const char *pend;
+ } else {
+ const char* pend;
struct tm tm = parent->tmval[parent->count];
/* parse the given argument value, store result in parent->tmval[] */
if (pend && pend[0] == '\0')
parent->tmval[parent->count++] = tm;
else
- errorcode = EBADDATE;
+ errorcode = ARG_ERR_BADDATE;
}
ARG_TRACE(("%s:scanfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-
-static int arg_date_checkfn(struct arg_date *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
+static int arg_date_checkfn(struct arg_date* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-
-static void arg_date_errorfn(
- struct arg_date *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_date_errorfn(struct arg_date* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
- case EBADDATE:
- {
- struct tm tm;
- char buff[200];
-
- fprintf(fp, "illegal timestamp format \"%s\"\n", argval);
- memset(&tm, 0, sizeof(tm));
- arg_strptime("1999-12-31 23:59:59", "%F %H:%M:%S", &tm);
- strftime(buff, sizeof(buff), parent->format, &tm);
- printf("correct format is \"%s\"\n", buff);
- break;
- }
+ case ARG_ERR_BADDATE: {
+ struct tm tm;
+ char buff[200];
+
+ arg_dstr_catf(ds, "illegal timestamp format \"%s\"\n", argval);
+ memset(&tm, 0, sizeof(tm));
+ arg_strptime("1999-12-31 23:59:59", "%F %H:%M:%S", &tm);
+ strftime(buff, sizeof(buff), parent->format, &tm);
+ arg_dstr_catf(ds, "correct format is \"%s\"\n", buff);
+ break;
+ }
}
}
-
-struct arg_date * arg_date0(
- const char * shortopts,
- const char * longopts,
- const char * format,
- const char *datatype,
- const char *glossary)
-{
+struct arg_date* arg_date0(const char* shortopts, const char* longopts, const char* format, const char* datatype, const char* glossary) {
return arg_daten(shortopts, longopts, format, datatype, 0, 1, glossary);
}
-
-struct arg_date * arg_date1(
- const char * shortopts,
- const char * longopts,
- const char * format,
- const char *datatype,
- const char *glossary)
-{
+struct arg_date* arg_date1(const char* shortopts, const char* longopts, const char* format, const char* datatype, const char* glossary) {
return arg_daten(shortopts, longopts, format, datatype, 1, 1, glossary);
}
-
-struct arg_date * arg_daten(
- const char * shortopts,
- const char * longopts,
- const char * format,
- const char *datatype,
- int mincount,
- int maxcount,
- const char *glossary)
-{
+struct arg_date*
+arg_daten(const char* shortopts, const char* longopts, const char* format, const char* datatype, int mincount, int maxcount, const char* glossary) {
size_t nbytes;
- struct arg_date *result;
+ struct arg_date* result;
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
format = "%x";
nbytes = sizeof(struct arg_date) /* storage for struct arg_date */
- + maxcount * sizeof(struct tm); /* storage for tmval[maxcount] array */
+ + maxcount * sizeof(struct tm); /* storage for tmval[maxcount] array */
/* allocate storage for the arg_date struct + tmval[] array. */
/* we use calloc because we want the tmval[] array zero filled. */
- result = (struct arg_date *)calloc(1, nbytes);
- if (result)
- {
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = datatype ? datatype : format;
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_date_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_date_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_date_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_date_errorfn;
-
- /* store the tmval[maxcount] array immediately after the arg_date struct */
- result->tmval = (struct tm *)(result + 1);
-
- /* init the remaining arg_date member variables */
- result->count = 0;
- result->format = format;
- }
+ result = (struct arg_date*)xcalloc(1, nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_HASVALUE;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = datatype ? datatype : format;
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_date_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_date_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_date_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_date_errorfn;
+
+ /* store the tmval[maxcount] array immediately after the arg_date struct */
+ result->tmval = (struct tm*)(result + 1);
+
+ /* init the remaining arg_date member variables */
+ result->count = 0;
+ result->format = format;
ARG_TRACE(("arg_daten() returns %p\n", result));
return result;
}
-
/*-
* Copyright (c) 1997, 1998, 2005, 2008 The NetBSD Foundation, Inc.
* All rights reserved.
* We do not implement alternate representations. However, we always
* check whether a given modifier is allowed for a certain conversion.
*/
-#define ALT_E 0x01
-#define ALT_O 0x02
-#define LEGAL_ALT(x) { if (alt_format & ~(x)) return (0); }
-#define TM_YEAR_BASE (1900)
-
-static int conv_num(const char * *, int *, int, int);
+#define ALT_E 0x01
+#define ALT_O 0x02
+#define LEGAL_ALT(x) \
+ { \
+ if (alt_format & ~(x)) \
+ return (0); \
+ }
+#define TM_YEAR_BASE (1900)
-static const char *day[7] = {
- "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
- "Friday", "Saturday"
-};
+static int conv_num(const char**, int*, int, int);
-static const char *abday[7] = {
- "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-};
+static const char* day[7] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
-static const char *mon[12] = {
- "January", "February", "March", "April", "May", "June", "July",
- "August", "September", "October", "November", "December"
-};
+static const char* abday[7] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
-static const char *abmon[12] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-};
+static const char* mon[12] = {"January", "February", "March", "April", "May", "June",
+ "July", "August", "September", "October", "November", "December"};
-static const char *am_pm[2] = {
- "AM", "PM"
-};
+static const char* abmon[12] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
+static const char* am_pm[2] = {"AM", "PM"};
-static int arg_strcasecmp(const char *s1, const char *s2)
-{
- const unsigned char *us1 = (const unsigned char *)s1;
- const unsigned char *us2 = (const unsigned char *)s2;
+static int arg_strcasecmp(const char* s1, const char* s2) {
+ const unsigned char* us1 = (const unsigned char*)s1;
+ const unsigned char* us2 = (const unsigned char*)s2;
while (tolower(*us1) == tolower(*us2++))
if (*us1++ == '\0')
return 0;
return tolower(*us1) - tolower(*--us2);
}
-
-static int arg_strncasecmp(const char *s1, const char *s2, size_t n)
-{
- if (n != 0)
- {
- const unsigned char *us1 = (const unsigned char *)s1;
- const unsigned char *us2 = (const unsigned char *)s2;
- do
- {
+static int arg_strncasecmp(const char* s1, const char* s2, size_t n) {
+ if (n != 0) {
+ const unsigned char* us1 = (const unsigned char*)s1;
+ const unsigned char* us2 = (const unsigned char*)s2;
+ do {
if (tolower(*us1) != tolower(*us2++))
return tolower(*us1) - tolower(*--us2);
return 0;
}
-
-char * arg_strptime(const char *buf, const char *fmt, struct tm *tm)
-{
+char* arg_strptime(const char* buf, const char* fmt, struct tm* tm) {
char c;
- const char *bp;
+ const char* bp;
size_t len = 0;
int alt_format, i, split_year = 0;
alt_format = 0;
/* Eat up white-space. */
- if (ISSPACE(c)) {
- while (ISSPACE(*bp))
+ if (isspace(c)) {
+ while (isspace(*bp))
bp++;
fmt++;
if ((c = *fmt++) != '%')
goto literal;
+ again:
+ switch (c = *fmt++) {
+ case '%': /* "%%" is converted to "%". */
+ literal:
+ if (c != *bp++)
+ return (0);
+ break;
-again:
- switch (c = *fmt++)
- {
- case '%': /* "%%" is converted to "%". */
-literal:
- if (c != *bp++)
- return (0);
- break;
+ /*
+ * "Alternative" modifiers. Just set the appropriate flag
+ * and start over again.
+ */
+ case 'E': /* "%E?" alternative conversion modifier. */
+ LEGAL_ALT(0);
+ alt_format |= ALT_E;
+ goto again;
- /*
- * "Alternative" modifiers. Just set the appropriate flag
- * and start over again.
- */
- case 'E': /* "%E?" alternative conversion modifier. */
- LEGAL_ALT(0);
- alt_format |= ALT_E;
- goto again;
+ case 'O': /* "%O?" alternative conversion modifier. */
+ LEGAL_ALT(0);
+ alt_format |= ALT_O;
+ goto again;
- case 'O': /* "%O?" alternative conversion modifier. */
- LEGAL_ALT(0);
- alt_format |= ALT_O;
- goto again;
+ /*
+ * "Complex" conversion rules, implemented through recursion.
+ */
+ case 'c': /* Date and time, using the locale's format. */
+ LEGAL_ALT(ALT_E);
+ bp = arg_strptime(bp, "%x %X", tm);
+ if (!bp)
+ return (0);
+ break;
- /*
- * "Complex" conversion rules, implemented through recursion.
- */
- case 'c': /* Date and time, using the locale's format. */
- LEGAL_ALT(ALT_E);
- bp = arg_strptime(bp, "%x %X", tm);
- if (!bp)
- return (0);
- break;
+ case 'D': /* The date as "%m/%d/%y". */
+ LEGAL_ALT(0);
+ bp = arg_strptime(bp, "%m/%d/%y", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'D': /* The date as "%m/%d/%y". */
- LEGAL_ALT(0);
- bp = arg_strptime(bp, "%m/%d/%y", tm);
- if (!bp)
- return (0);
- break;
+ case 'R': /* The time as "%H:%M". */
+ LEGAL_ALT(0);
+ bp = arg_strptime(bp, "%H:%M", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'R': /* The time as "%H:%M". */
- LEGAL_ALT(0);
- bp = arg_strptime(bp, "%H:%M", tm);
- if (!bp)
- return (0);
- break;
+ case 'r': /* The time in 12-hour clock representation. */
+ LEGAL_ALT(0);
+ bp = arg_strptime(bp, "%I:%M:%S %p", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'r': /* The time in 12-hour clock representation. */
- LEGAL_ALT(0);
- bp = arg_strptime(bp, "%I:%M:%S %p", tm);
- if (!bp)
- return (0);
- break;
+ case 'T': /* The time as "%H:%M:%S". */
+ LEGAL_ALT(0);
+ bp = arg_strptime(bp, "%H:%M:%S", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'T': /* The time as "%H:%M:%S". */
- LEGAL_ALT(0);
- bp = arg_strptime(bp, "%H:%M:%S", tm);
- if (!bp)
- return (0);
- break;
+ case 'X': /* The time, using the locale's format. */
+ LEGAL_ALT(ALT_E);
+ bp = arg_strptime(bp, "%H:%M:%S", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'X': /* The time, using the locale's format. */
- LEGAL_ALT(ALT_E);
- bp = arg_strptime(bp, "%H:%M:%S", tm);
- if (!bp)
- return (0);
- break;
+ case 'x': /* The date, using the locale's format. */
+ LEGAL_ALT(ALT_E);
+ bp = arg_strptime(bp, "%m/%d/%y", tm);
+ if (!bp)
+ return (0);
+ break;
- case 'x': /* The date, using the locale's format. */
- LEGAL_ALT(ALT_E);
- bp = arg_strptime(bp, "%m/%d/%y", tm);
- if (!bp)
- return (0);
- break;
+ /*
+ * "Elementary" conversion rules.
+ */
+ case 'A': /* The day of week, using the locale's form. */
+ case 'a':
+ LEGAL_ALT(0);
+ for (i = 0; i < 7; i++) {
+ /* Full name. */
+ len = strlen(day[i]);
+ if (arg_strncasecmp(day[i], bp, len) == 0)
+ break;
+
+ /* Abbreviated name. */
+ len = strlen(abday[i]);
+ if (arg_strncasecmp(abday[i], bp, len) == 0)
+ break;
+ }
- /*
- * "Elementary" conversion rules.
- */
- case 'A': /* The day of week, using the locale's form. */
- case 'a':
- LEGAL_ALT(0);
- for (i = 0; i < 7; i++) {
- /* Full name. */
- len = strlen(day[i]);
- if (arg_strncasecmp(day[i], bp, len) == 0)
- break;
+ /* Nothing matched. */
+ if (i == 7)
+ return (0);
- /* Abbreviated name. */
- len = strlen(abday[i]);
- if (arg_strncasecmp(abday[i], bp, len) == 0)
- break;
- }
+ tm->tm_wday = i;
+ bp += len;
+ break;
- /* Nothing matched. */
- if (i == 7)
- return (0);
+ case 'B': /* The month, using the locale's form. */
+ case 'b':
+ case 'h':
+ LEGAL_ALT(0);
+ for (i = 0; i < 12; i++) {
+ /* Full name. */
+ len = strlen(mon[i]);
+ if (arg_strncasecmp(mon[i], bp, len) == 0)
+ break;
+
+ /* Abbreviated name. */
+ len = strlen(abmon[i]);
+ if (arg_strncasecmp(abmon[i], bp, len) == 0)
+ break;
+ }
- tm->tm_wday = i;
- bp += len;
- break;
+ /* Nothing matched. */
+ if (i == 12)
+ return (0);
- case 'B': /* The month, using the locale's form. */
- case 'b':
- case 'h':
- LEGAL_ALT(0);
- for (i = 0; i < 12; i++) {
- /* Full name. */
- len = strlen(mon[i]);
- if (arg_strncasecmp(mon[i], bp, len) == 0)
- break;
+ tm->tm_mon = i;
+ bp += len;
+ break;
- /* Abbreviated name. */
- len = strlen(abmon[i]);
- if (arg_strncasecmp(abmon[i], bp, len) == 0)
- break;
- }
+ case 'C': /* The century number. */
+ LEGAL_ALT(ALT_E);
+ if (!(conv_num(&bp, &i, 0, 99)))
+ return (0);
- /* Nothing matched. */
- if (i == 12)
- return (0);
+ if (split_year) {
+ tm->tm_year = (tm->tm_year % 100) + (i * 100);
+ } else {
+ tm->tm_year = i * 100;
+ split_year = 1;
+ }
+ break;
- tm->tm_mon = i;
- bp += len;
- break;
+ case 'd': /* The day of month. */
+ case 'e':
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_mday, 1, 31)))
+ return (0);
+ break;
- case 'C': /* The century number. */
- LEGAL_ALT(ALT_E);
- if (!(conv_num(&bp, &i, 0, 99)))
- return (0);
+ case 'k': /* The hour (24-hour clock representation). */
+ LEGAL_ALT(0);
+ /* FALLTHROUGH */
+ case 'H':
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_hour, 0, 23)))
+ return (0);
+ break;
- if (split_year) {
- tm->tm_year = (tm->tm_year % 100) + (i * 100);
- } else {
- tm->tm_year = i * 100;
- split_year = 1;
- }
- break;
+ case 'l': /* The hour (12-hour clock representation). */
+ LEGAL_ALT(0);
+ /* FALLTHROUGH */
+ case 'I':
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_hour, 1, 12)))
+ return (0);
+ if (tm->tm_hour == 12)
+ tm->tm_hour = 0;
+ break;
- case 'd': /* The day of month. */
- case 'e':
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_mday, 1, 31)))
- return (0);
- break;
+ case 'j': /* The day of year. */
+ LEGAL_ALT(0);
+ if (!(conv_num(&bp, &i, 1, 366)))
+ return (0);
+ tm->tm_yday = i - 1;
+ break;
- case 'k': /* The hour (24-hour clock representation). */
- LEGAL_ALT(0);
- /* FALLTHROUGH */
- case 'H':
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_hour, 0, 23)))
- return (0);
- break;
+ case 'M': /* The minute. */
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_min, 0, 59)))
+ return (0);
+ break;
- case 'l': /* The hour (12-hour clock representation). */
- LEGAL_ALT(0);
- /* FALLTHROUGH */
- case 'I':
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_hour, 1, 12)))
- return (0);
- if (tm->tm_hour == 12)
- tm->tm_hour = 0;
- break;
+ case 'm': /* The month. */
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &i, 1, 12)))
+ return (0);
+ tm->tm_mon = i - 1;
+ break;
- case 'j': /* The day of year. */
- LEGAL_ALT(0);
- if (!(conv_num(&bp, &i, 1, 366)))
- return (0);
- tm->tm_yday = i - 1;
- break;
+ case 'p': /* The locale's equivalent of AM/PM. */
+ LEGAL_ALT(0);
+ /* AM? */
+ if (arg_strcasecmp(am_pm[0], bp) == 0) {
+ if (tm->tm_hour > 11)
+ return (0);
- case 'M': /* The minute. */
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_min, 0, 59)))
- return (0);
- break;
+ bp += strlen(am_pm[0]);
+ break;
+ }
+ /* PM? */
+ else if (arg_strcasecmp(am_pm[1], bp) == 0) {
+ if (tm->tm_hour > 11)
+ return (0);
- case 'm': /* The month. */
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &i, 1, 12)))
+ tm->tm_hour += 12;
+ bp += strlen(am_pm[1]);
+ break;
+ }
+
+ /* Nothing matched. */
return (0);
- tm->tm_mon = i - 1;
- break;
- case 'p': /* The locale's equivalent of AM/PM. */
- LEGAL_ALT(0);
- /* AM? */
- if (arg_strcasecmp(am_pm[0], bp) == 0) {
- if (tm->tm_hour > 11)
+ case 'S': /* The seconds. */
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_sec, 0, 61)))
return (0);
+ break;
- bp += strlen(am_pm[0]);
+ case 'U': /* The week of year, beginning on sunday. */
+ case 'W': /* The week of year, beginning on monday. */
+ LEGAL_ALT(ALT_O);
+ /*
+ * XXX This is bogus, as we can not assume any valid
+ * information present in the tm structure at this
+ * point to calculate a real value, so just check the
+ * range for now.
+ */
+ if (!(conv_num(&bp, &i, 0, 53)))
+ return (0);
break;
- }
- /* PM? */
- else if (arg_strcasecmp(am_pm[1], bp) == 0) {
- if (tm->tm_hour > 11)
+
+ case 'w': /* The day of week, beginning on sunday. */
+ LEGAL_ALT(ALT_O);
+ if (!(conv_num(&bp, &tm->tm_wday, 0, 6)))
+ return (0);
+ break;
+
+ case 'Y': /* The year. */
+ LEGAL_ALT(ALT_E);
+ if (!(conv_num(&bp, &i, 0, 9999)))
return (0);
- tm->tm_hour += 12;
- bp += strlen(am_pm[1]);
+ tm->tm_year = i - TM_YEAR_BASE;
break;
- }
- /* Nothing matched. */
- return (0);
+ case 'y': /* The year within 100 years of the epoch. */
+ LEGAL_ALT(ALT_E | ALT_O);
+ if (!(conv_num(&bp, &i, 0, 99)))
+ return (0);
- case 'S': /* The seconds. */
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_sec, 0, 61)))
- return (0);
- break;
+ if (split_year) {
+ tm->tm_year = ((tm->tm_year / 100) * 100) + i;
+ break;
+ }
+ split_year = 1;
+ if (i <= 68)
+ tm->tm_year = i + 2000 - TM_YEAR_BASE;
+ else
+ tm->tm_year = i + 1900 - TM_YEAR_BASE;
+ break;
- case 'U': /* The week of year, beginning on sunday. */
- case 'W': /* The week of year, beginning on monday. */
- LEGAL_ALT(ALT_O);
/*
- * XXX This is bogus, as we can not assume any valid
- * information present in the tm structure at this
- * point to calculate a real value, so just check the
- * range for now.
+ * Miscellaneous conversions.
*/
- if (!(conv_num(&bp, &i, 0, 53)))
- return (0);
- break;
-
- case 'w': /* The day of week, beginning on sunday. */
- LEGAL_ALT(ALT_O);
- if (!(conv_num(&bp, &tm->tm_wday, 0, 6)))
- return (0);
- break;
-
- case 'Y': /* The year. */
- LEGAL_ALT(ALT_E);
- if (!(conv_num(&bp, &i, 0, 9999)))
- return (0);
-
- tm->tm_year = i - TM_YEAR_BASE;
- break;
-
- case 'y': /* The year within 100 years of the epoch. */
- LEGAL_ALT(ALT_E | ALT_O);
- if (!(conv_num(&bp, &i, 0, 99)))
- return (0);
-
- if (split_year) {
- tm->tm_year = ((tm->tm_year / 100) * 100) + i;
+ case 'n': /* Any kind of white-space. */
+ case 't':
+ LEGAL_ALT(0);
+ while (isspace(*bp))
+ bp++;
break;
- }
- split_year = 1;
- if (i <= 68)
- tm->tm_year = i + 2000 - TM_YEAR_BASE;
- else
- tm->tm_year = i + 1900 - TM_YEAR_BASE;
- break;
-
- /*
- * Miscellaneous conversions.
- */
- case 'n': /* Any kind of white-space. */
- case 't':
- LEGAL_ALT(0);
- while (ISSPACE(*bp))
- bp++;
- break;
-
- default: /* Unknown/unsupported conversion. */
- return (0);
+ default: /* Unknown/unsupported conversion. */
+ return (0);
}
-
-
}
/* LINTED functional specification */
- return ((char *)bp);
+ return ((char*)bp);
}
-
-static int conv_num(const char * *buf, int *dest, int llim, int ulim)
-{
+static int conv_num(const char** buf, int* dest, int llim, int ulim) {
int result = 0;
/* The limit also determines the number of valid digits. */
return (1);
}
/*******************************************************************************
+ * arg_dbl: Implements the double command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-static void arg_dbl_resetfn(struct arg_dbl *parent)
-{
+#include <stdlib.h>
+
+static void arg_dbl_resetfn(struct arg_dbl* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-
-static int arg_dbl_scanfn(struct arg_dbl *parent, const char *argval)
-{
+static int arg_dbl_scanfn(struct arg_dbl* parent, const char* argval) {
int errorcode = 0;
- if (parent->count == parent->hdr.maxcount)
- {
+ if (parent->count == parent->hdr.maxcount) {
/* maximum number of arguments exceeded */
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* a valid argument with no argument value was given. */
/* This happens when an optional argument value was invoked. */
/* leave parent argument value unaltered but still count the argument. */
parent->count++;
- }
- else
- {
+ } else {
double val;
- char *end;
+ char* end;
/* extract double from argval into val */
val = strtod(argval, &end);
if (*end == 0)
parent->dval[parent->count++] = val;
else
- errorcode = EBADDOUBLE;
+ errorcode = ARG_ERR_BADDOUBLE;
}
ARG_TRACE(("%s:scanfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
+static int arg_dbl_checkfn(struct arg_dbl* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
-static int arg_dbl_checkfn(struct arg_dbl *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
-
ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-
-static void arg_dbl_errorfn(
- struct arg_dbl *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_dbl_errorfn(struct arg_dbl* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
-
- case EBADDOUBLE:
- fprintf(fp, "invalid argument \"%s\" to option ", argval);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
+
+ case ARG_ERR_BADDOUBLE:
+ arg_dstr_catf(ds, "invalid argument \"%s\" to option ", argval);
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
}
}
-
-struct arg_dbl * arg_dbl0(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_dbl* arg_dbl0(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_dbln(shortopts, longopts, datatype, 0, 1, glossary);
}
-
-struct arg_dbl * arg_dbl1(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_dbl* arg_dbl1(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_dbln(shortopts, longopts, datatype, 1, 1, glossary);
}
-
-struct arg_dbl * arg_dbln(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- int mincount,
- int maxcount,
- const char *glossary)
-{
+struct arg_dbl* arg_dbln(const char* shortopts, const char* longopts, const char* datatype, int mincount, int maxcount, const char* glossary) {
size_t nbytes;
- struct arg_dbl *result;
+ struct arg_dbl* result;
+ size_t addr;
+ size_t rem;
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
- nbytes = sizeof(struct arg_dbl) /* storage for struct arg_dbl */
+ nbytes = sizeof(struct arg_dbl) /* storage for struct arg_dbl */
+ (maxcount + 1) * sizeof(double); /* storage for dval[maxcount] array plus one extra for padding to memory boundary */
- result = (struct arg_dbl *)malloc(nbytes);
- if (result)
- {
- size_t addr;
- size_t rem;
-
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = datatype ? datatype : "<double>";
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_dbl_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_dbl_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_dbl_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_dbl_errorfn;
-
- /* Store the dval[maxcount] array on the first double boundary that
- * immediately follows the arg_dbl struct. We do the memory alignment
- * purely for SPARC and Motorola systems. They require floats and
- * doubles to be aligned on natural boundaries.
- */
- addr = (size_t)(result + 1);
- rem = addr % sizeof(double);
- result->dval = (double *)(addr + sizeof(double) - rem);
- ARG_TRACE(("addr=%p, dval=%p, sizeof(double)=%d rem=%d\n", addr, result->dval, (int)sizeof(double), (int)rem));
+ result = (struct arg_dbl*)xmalloc(nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_HASVALUE;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = datatype ? datatype : "<double>";
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_dbl_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_dbl_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_dbl_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_dbl_errorfn;
+
+ /* Store the dval[maxcount] array on the first double boundary that
+ * immediately follows the arg_dbl struct. We do the memory alignment
+ * purely for SPARC and Motorola systems. They require floats and
+ * doubles to be aligned on natural boundaries.
+ */
+ addr = (size_t)(result + 1);
+ rem = addr % sizeof(double);
+ result->dval = (double*)(addr + sizeof(double) - rem);
+ ARG_TRACE(("addr=%p, dval=%p, sizeof(double)=%d rem=%d\n", addr, result->dval, (int)sizeof(double), (int)rem));
+
+ result->count = 0;
- result->count = 0;
- }
-
ARG_TRACE(("arg_dbln() returns %p\n", result));
return result;
}
/*******************************************************************************
+ * arg_end: Implements the error handling utilities
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-static void arg_end_resetfn(struct arg_end *parent)
-{
+#include <stdlib.h>
+
+static void arg_end_resetfn(struct arg_end* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-static void arg_end_errorfn(
- void *parent,
- FILE *fp,
- int error,
- const char *argval,
- const char *progname)
-{
+static void arg_end_errorfn(void* parent, arg_dstr_t ds, int error, const char* argval, const char* progname) {
/* suppress unreferenced formal parameter warning */
(void)parent;
progname = progname ? progname : "";
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(error)
- {
- case ARG_ELIMIT:
- fputs("too many errors to display", fp);
- break;
- case ARG_EMALLOC:
- fputs("insufficent memory", fp);
- break;
- case ARG_ENOMATCH:
- fprintf(fp, "unexpected argument \"%s\"", argval);
- break;
- case ARG_EMISSARG:
- fprintf(fp, "option \"%s\" requires an argument", argval);
- break;
- case ARG_ELONGOPT:
- fprintf(fp, "invalid option \"%s\"", argval);
- break;
- default:
- fprintf(fp, "invalid option \"-%c\"", error);
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (error) {
+ case ARG_ELIMIT:
+ arg_dstr_cat(ds, "too many errors to display");
+ break;
+ case ARG_EMALLOC:
+ arg_dstr_cat(ds, "insufficient memory");
+ break;
+ case ARG_ENOMATCH:
+ arg_dstr_catf(ds, "unexpected argument \"%s\"", argval);
+ break;
+ case ARG_EMISSARG:
+ arg_dstr_catf(ds, "option \"%s\" requires an argument", argval);
+ break;
+ case ARG_ELONGOPT:
+ arg_dstr_catf(ds, "invalid option \"%s\"", argval);
+ break;
+ default:
+ arg_dstr_catf(ds, "invalid option \"-%c\"", error);
+ break;
}
-
- fputc('\n', fp);
-}
+ arg_dstr_cat(ds, "\n");
+}
-struct arg_end * arg_end(int maxcount)
-{
+struct arg_end* arg_end(int maxcount) {
size_t nbytes;
- struct arg_end *result;
+ struct arg_end* result;
- nbytes = sizeof(struct arg_end)
- + maxcount * sizeof(int) /* storage for int error[maxcount] array*/
- + maxcount * sizeof(void *) /* storage for void* parent[maxcount] array */
- + maxcount * sizeof(char *); /* storage for char* argval[maxcount] array */
+ nbytes = sizeof(struct arg_end) + maxcount * sizeof(int) /* storage for int error[maxcount] array*/
+ + maxcount * sizeof(void*) /* storage for void* parent[maxcount] array */
+ + maxcount * sizeof(char*); /* storage for char* argval[maxcount] array */
- result = (struct arg_end *)malloc(nbytes);
- if (result)
- {
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_TERMINATOR;
- result->hdr.shortopts = NULL;
- result->hdr.longopts = NULL;
- result->hdr.datatype = NULL;
- result->hdr.glossary = NULL;
- result->hdr.mincount = 1;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_end_resetfn;
- result->hdr.scanfn = NULL;
- result->hdr.checkfn = NULL;
- result->hdr.errorfn = (arg_errorfn *)arg_end_errorfn;
-
- /* store error[maxcount] array immediately after struct arg_end */
- result->error = (int *)(result + 1);
-
- /* store parent[maxcount] array immediately after error[] array */
- result->parent = (void * *)(result->error + maxcount );
-
- /* store argval[maxcount] array immediately after parent[] array */
- result->argval = (const char * *)(result->parent + maxcount );
- }
+ result = (struct arg_end*)xmalloc(nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_TERMINATOR;
+ result->hdr.shortopts = NULL;
+ result->hdr.longopts = NULL;
+ result->hdr.datatype = NULL;
+ result->hdr.glossary = NULL;
+ result->hdr.mincount = 1;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_end_resetfn;
+ result->hdr.scanfn = NULL;
+ result->hdr.checkfn = NULL;
+ result->hdr.errorfn = (arg_errorfn*)arg_end_errorfn;
+
+ /* store error[maxcount] array immediately after struct arg_end */
+ result->error = (int*)(result + 1);
+
+ /* store parent[maxcount] array immediately after error[] array */
+ result->parent = (void**)(result->error + maxcount);
+
+ /* store argval[maxcount] array immediately after parent[] array */
+ result->argval = (const char**)(result->parent + maxcount);
ARG_TRACE(("arg_end(%d) returns %p\n", maxcount, result));
return result;
}
-
-void arg_print_errors(FILE * fp, struct arg_end * end, const char * progname)
-{
+void arg_print_errors_ds(arg_dstr_t ds, struct arg_end* end, const char* progname) {
int i;
ARG_TRACE(("arg_errors()\n"));
- for (i = 0; i < end->count; i++)
- {
- struct arg_hdr *errorparent = (struct arg_hdr *)(end->parent[i]);
+ for (i = 0; i < end->count; i++) {
+ struct arg_hdr* errorparent = (struct arg_hdr*)(end->parent[i]);
if (errorparent->errorfn)
- errorparent->errorfn(end->parent[i],
- fp,
- end->error[i],
- end->argval[i],
- progname);
+ errorparent->errorfn(end->parent[i], ds, end->error[i], end->argval[i], progname);
}
}
+
+void arg_print_errors(FILE* fp, struct arg_end* end, const char* progname) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_errors_ds(ds, end, progname);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
/*******************************************************************************
+ * arg_file: Implements the file command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <string.h>
-#include <stdlib.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+
#ifdef WIN32
-# define FILESEPARATOR1 '\\'
-# define FILESEPARATOR2 '/'
+#define FILESEPARATOR1 '\\'
+#define FILESEPARATOR2 '/'
#else
-# define FILESEPARATOR1 '/'
-# define FILESEPARATOR2 '/'
+#define FILESEPARATOR1 '/'
+#define FILESEPARATOR2 '/'
#endif
-
-static void arg_file_resetfn(struct arg_file *parent)
-{
+static void arg_file_resetfn(struct arg_file* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-
/* Returns ptr to the base filename within *filename */
-static const char * arg_basename(const char *filename)
-{
+static const char* arg_basename(const char* filename) {
const char *result = NULL, *result1, *result2;
/* Find the last occurrence of eother file separator character. */
result2 = (filename ? strrchr(filename, FILESEPARATOR2) : NULL);
if (result2)
- result = result2 + 1; /* using FILESEPARATOR2 (the alternative file separator) */
+ result = result2 + 1; /* using FILESEPARATOR2 (the alternative file separator) */
if (result1)
- result = result1 + 1; /* using FILESEPARATOR1 (the preferred file separator) */
+ result = result1 + 1; /* using FILESEPARATOR1 (the preferred file separator) */
if (!result)
- result = filename; /* neither file separator was found so basename is the whole filename */
+ result = filename; /* neither file separator was found so basename is the whole filename */
/* special cases of "." and ".." are not considered basenames */
- if (result && ( strcmp(".", result) == 0 || strcmp("..", result) == 0 ))
+ if (result && (strcmp(".", result) == 0 || strcmp("..", result) == 0))
result = filename + strlen(filename);
return result;
}
-
/* Returns ptr to the file extension within *basename */
-static const char * arg_extension(const char *basename)
-{
+static const char* arg_extension(const char* basename) {
/* find the last occurrence of '.' in basename */
- const char *result = (basename ? strrchr(basename, '.') : NULL);
+ const char* result = (basename ? strrchr(basename, '.') : NULL);
/* if no '.' was found then return pointer to end of basename */
if (basename && !result)
result = basename + strlen(basename);
/* special case: empty extensions (eg "foo.","foo..") are not considered as true extensions */
- if (basename && result && result[1] == '\0')
+ if (basename && result && strlen(result) == 1)
result = basename + strlen(basename);
return result;
}
-
-static int arg_file_scanfn(struct arg_file *parent, const char *argval)
-{
+static int arg_file_scanfn(struct arg_file* parent, const char* argval) {
int errorcode = 0;
- if (parent->count == parent->hdr.maxcount)
- {
+ if (parent->count == parent->hdr.maxcount) {
/* maximum number of arguments exceeded */
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* a valid argument with no argument value was given. */
/* This happens when an optional argument value was invoked. */
/* leave parent arguiment value unaltered but still count the argument. */
parent->count++;
- }
- else
- {
- parent->filename[parent->count] = argval;
- parent->basename[parent->count] = arg_basename(argval);
+ } else {
+ parent->filename[parent->count] = argval;
+ parent->basename[parent->count] = arg_basename(argval);
parent->extension[parent->count] =
- arg_extension(parent->basename[parent->count]); /* only seek extensions within the basename (not the file path)*/
+ arg_extension(parent->basename[parent->count]); /* only seek extensions within the basename (not the file path)*/
parent->count++;
}
return errorcode;
}
+static int arg_file_checkfn(struct arg_file* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
-static int arg_file_checkfn(struct arg_file *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
-
ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-
-static void arg_file_errorfn(
- struct arg_file *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_file_errorfn(struct arg_file* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
-
- default:
- fprintf(fp, "unknown error at \"%s\"\n", argval);
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
+
+ default:
+ arg_dstr_catf(ds, "unknown error at \"%s\"\n", argval);
}
}
-
-struct arg_file * arg_file0(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_file* arg_file0(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_filen(shortopts, longopts, datatype, 0, 1, glossary);
}
-
-struct arg_file * arg_file1(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_file* arg_file1(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_filen(shortopts, longopts, datatype, 1, 1, glossary);
}
-
-struct arg_file * arg_filen(
- const char * shortopts,
- const char * longopts,
- const char *datatype,
- int mincount,
- int maxcount,
- const char *glossary)
-{
+struct arg_file* arg_filen(const char* shortopts, const char* longopts, const char* datatype, int mincount, int maxcount, const char* glossary) {
size_t nbytes;
- struct arg_file *result;
+ struct arg_file* result;
+ int i;
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
- nbytes = sizeof(struct arg_file) /* storage for struct arg_file */
- + sizeof(char *) * maxcount /* storage for filename[maxcount] array */
- + sizeof(char *) * maxcount /* storage for basename[maxcount] array */
- + sizeof(char *) * maxcount; /* storage for extension[maxcount] array */
+ nbytes = sizeof(struct arg_file) /* storage for struct arg_file */
+ + sizeof(char*) * maxcount /* storage for filename[maxcount] array */
+ + sizeof(char*) * maxcount /* storage for basename[maxcount] array */
+ + sizeof(char*) * maxcount; /* storage for extension[maxcount] array */
- result = (struct arg_file *)malloc(nbytes);
- if (result)
- {
- int i;
-
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.glossary = glossary;
- result->hdr.datatype = datatype ? datatype : "<file>";
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_file_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_file_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_file_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_file_errorfn;
-
- /* store the filename,basename,extension arrays immediately after the arg_file struct */
- result->filename = (const char * *)(result + 1);
- result->basename = result->filename + maxcount;
- result->extension = result->basename + maxcount;
- result->count = 0;
-
- /* foolproof the string pointers by initialising them with empty strings */
- for (i = 0; i < maxcount; i++)
- {
- result->filename[i] = "";
- result->basename[i] = "";
- result->extension[i] = "";
- }
+ result = (struct arg_file*)xmalloc(nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_HASVALUE;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.glossary = glossary;
+ result->hdr.datatype = datatype ? datatype : "<file>";
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_file_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_file_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_file_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_file_errorfn;
+
+ /* store the filename,basename,extension arrays immediately after the arg_file struct */
+ result->filename = (const char**)(result + 1);
+ result->basename = result->filename + maxcount;
+ result->extension = result->basename + maxcount;
+ result->count = 0;
+
+ /* foolproof the string pointers by initialising them with empty strings */
+ for (i = 0; i < maxcount; i++) {
+ result->filename[i] = "";
+ result->basename[i] = "";
+ result->extension[i] = "";
}
-
+
ARG_TRACE(("arg_filen() returns %p\n", result));
return result;
}
/*******************************************************************************
+ * arg_int: Implements the int command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-#include <limits.h>
-#include <ctype.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-static void arg_int_resetfn(struct arg_int *parent)
-{
+#include <ctype.h>
+#include <limits.h>
+#include <stdlib.h>
+
+static void arg_int_resetfn(struct arg_int* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-
/* strtol0x() is like strtol() except that the numeric string is */
/* expected to be prefixed by "0X" where X is a user supplied char. */
/* The string may optionally be prefixed by white space and + or - */
/* eg: to parse oct str="+0o12324", specify X='O' and base=8. */
/* eg: to parse bin str="-0B01010", specify X='B' and base=2. */
/* Failure of conversion is indicated by result where *endptr==str. */
-static long int strtol0X(const char * str,
- const char * *endptr,
- char X,
- int base)
-{
- long int val; /* stores result */
- int s = 1; /* sign is +1 or -1 */
- const char *ptr = str; /* ptr to current position in str */
+static long int strtol0X(const char* str, const char** endptr, char X, int base) {
+ long int val; /* stores result */
+ int s = 1; /* sign is +1 or -1 */
+ const char* ptr = str; /* ptr to current position in str */
/* skip leading whitespace */
- while (ISSPACE(*ptr))
+ while (isspace(*ptr))
ptr++;
/* printf("1) %s\n",ptr); */
/* scan optional sign character */
- switch (*ptr)
- {
- case '+':
- ptr++;
- s = 1;
- break;
- case '-':
- ptr++;
- s = -1;
- break;
- default:
- s = 1;
- break;
+ switch (*ptr) {
+ case '+':
+ ptr++;
+ s = 1;
+ break;
+ case '-':
+ ptr++;
+ s = -1;
+ break;
+ default:
+ s = 1;
+ break;
}
/* printf("2) %s\n",ptr); */
/* '0X' prefix */
- if ((*ptr++) != '0')
- {
+ if ((*ptr++) != '0') {
/* printf("failed to detect '0'\n"); */
*endptr = str;
return 0;
}
/* printf("3) %s\n",ptr); */
- if (toupper(*ptr++) != toupper(X))
- {
+ if (toupper(*ptr++) != toupper(X)) {
/* printf("failed to detect '%c'\n",X); */
*endptr = str;
return 0;
/* printf("4) %s\n",ptr); */
/* attempt conversion on remainder of string using strtol() */
- val = strtol(ptr, (char * *)endptr, base);
- if (*endptr == ptr)
- {
+ val = strtol(ptr, (char**)endptr, base);
+ if (*endptr == ptr) {
/* conversion failed */
*endptr = str;
return 0;
return s * val;
}
-
/* Returns 1 if str matches suffix (case insensitive). */
/* Str may contain trailing whitespace, but nothing else. */
-static int detectsuffix(const char *str, const char *suffix)
-{
+static int detectsuffix(const char* str, const char* suffix) {
/* scan pairwise through strings until mismatch detected */
- while( toupper(*str) == toupper(*suffix) )
- {
+ while (toupper(*str) == toupper(*suffix)) {
/* printf("'%c' '%c'\n", *str, *suffix); */
/* return 1 (success) if match persists until the string terminator */
/* return 0 (fail) if the matching did not consume the entire suffix */
if (*suffix != 0)
- return 0; /* failed to consume entire suffix */
+ return 0; /* failed to consume entire suffix */
/* skip any remaining whitespace in str */
- while (ISSPACE(*str))
+ while (isspace(*str))
str++;
/* return 1 (success) if we have reached end of str else return 0 (fail) */
return (*str == '\0') ? 1 : 0;
}
-
-static int arg_int_scanfn(struct arg_int *parent, const char *argval)
-{
+static int arg_int_scanfn(struct arg_int* parent, const char* argval) {
int errorcode = 0;
- if (parent->count == parent->hdr.maxcount)
- {
+ if (parent->count == parent->hdr.maxcount) {
/* maximum number of arguments exceeded */
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* a valid argument with no argument value was given. */
/* This happens when an optional argument value was invoked. */
/* leave parent arguiment value unaltered but still count the argument. */
parent->count++;
- }
- else
- {
+ } else {
long int val;
- const char *end;
+ const char* end;
/* attempt to extract hex integer (eg: +0x123) from argval into val conversion */
val = strtol0X(argval, &end, 'X', 16);
- if (end == argval)
- {
+ if (end == argval) {
/* hex failed, attempt octal conversion (eg +0o123) */
val = strtol0X(argval, &end, 'O', 8);
- if (end == argval)
- {
+ if (end == argval) {
/* octal failed, attempt binary conversion (eg +0B101) */
val = strtol0X(argval, &end, 'B', 2);
- if (end == argval)
- {
+ if (end == argval) {
/* binary failed, attempt decimal conversion with no prefix (eg 1234) */
- val = strtol(argval, (char * *)&end, 10);
- if (end == argval)
- {
+ val = strtol(argval, (char**)&end, 10);
+ if (end == argval) {
/* all supported number formats failed */
- return EBADINT;
+ return ARG_ERR_BADINT;
}
}
}
/* Safety check for integer overflow. WARNING: this check */
/* achieves nothing on machines where size(int)==size(long). */
- if ( val > INT_MAX || val < INT_MIN )
-#ifdef __STDC_WANT_SECURE_LIB__
- errorcode = EOVERFLOW_;
-#else
- errorcode = EOVERFLOW;
-#endif
+ if (val > INT_MAX || val < INT_MIN)
+ errorcode = ARG_ERR_OVERFLOW;
/* Detect any suffixes (KB,MB,GB) and multiply argument value appropriately. */
/* We need to be mindful of integer overflows when using such big numbers. */
- if (detectsuffix(end, "KB")) /* kilobytes */
+ if (detectsuffix(end, "KB")) /* kilobytes */
{
- if ( val > (INT_MAX / 1024) || val < (INT_MIN / 1024) )
-#ifdef __STDC_WANT_SECURE_LIB__
- errorcode = EOVERFLOW_; /* Overflow would occur if we proceed */
-#else
- errorcode = EOVERFLOW; /* Overflow would occur if we proceed */
-#endif
+ if (val > (INT_MAX / 1024) || val < (INT_MIN / 1024))
+ errorcode = ARG_ERR_OVERFLOW; /* Overflow would occur if we proceed */
else
- val *= 1024; /* 1KB = 1024 */
- }
- else if (detectsuffix(end, "MB")) /* megabytes */
+ val *= 1024; /* 1KB = 1024 */
+ } else if (detectsuffix(end, "MB")) /* megabytes */
{
- if ( val > (INT_MAX / 1048576) || val < (INT_MIN / 1048576) )
-#ifdef __STDC_WANT_SECURE_LIB__
- errorcode = EOVERFLOW_; /* Overflow would occur if we proceed */
-#else
- errorcode = EOVERFLOW; /* Overflow would occur if we proceed */
-#endif
+ if (val > (INT_MAX / 1048576) || val < (INT_MIN / 1048576))
+ errorcode = ARG_ERR_OVERFLOW; /* Overflow would occur if we proceed */
else
- val *= 1048576; /* 1MB = 1024*1024 */
- }
- else if (detectsuffix(end, "GB")) /* gigabytes */
+ val *= 1048576; /* 1MB = 1024*1024 */
+ } else if (detectsuffix(end, "GB")) /* gigabytes */
{
- if ( val > (INT_MAX / 1073741824) || val < (INT_MIN / 1073741824) )
-#ifdef __STDC_WANT_SECURE_LIB__
- errorcode = EOVERFLOW_; /* Overflow would occur if we proceed */
-#else
- errorcode = EOVERFLOW; /* Overflow would occur if we proceed */
-#endif
+ if (val > (INT_MAX / 1073741824) || val < (INT_MIN / 1073741824))
+ errorcode = ARG_ERR_OVERFLOW; /* Overflow would occur if we proceed */
else
- val *= 1073741824; /* 1GB = 1024*1024*1024 */
- }
- else if (!detectsuffix(end, ""))
- errorcode = EBADINT; /* invalid suffix detected */
+ val *= 1073741824; /* 1GB = 1024*1024*1024 */
+ } else if (!detectsuffix(end, ""))
+ errorcode = ARG_ERR_BADINT; /* invalid suffix detected */
/* if success then store result in parent->ival[] array */
if (errorcode == 0)
- parent->ival[parent->count++] = val;
+ parent->ival[parent->count++] = (int)val;
}
/* printf("%s:scanfn(%p,%p) returns %d\n",__FILE__,parent,argval,errorcode); */
return errorcode;
}
-
-static int arg_int_checkfn(struct arg_int *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
+static int arg_int_checkfn(struct arg_int* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
/*printf("%s:checkfn(%p) returns %d\n",__FILE__,parent,errorcode);*/
return errorcode;
}
-
-static void arg_int_errorfn(
- struct arg_int *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_int_errorfn(struct arg_int* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
-
- case EBADINT:
- fprintf(fp, "invalid argument \"%s\" to option ", argval);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
-#ifdef __STDC_WANT_SECURE_LIB__
- case EOVERFLOW_:
-#else
- case EOVERFLOW:
-#endif
- fputs("integer overflow at option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, " ");
- fprintf(fp, "(%s is too large)\n", argval);
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
+
+ case ARG_ERR_BADINT:
+ arg_dstr_catf(ds, "invalid argument \"%s\" to option ", argval);
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_OVERFLOW:
+ arg_dstr_cat(ds, "integer overflow at option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, " ");
+ arg_dstr_catf(ds, "(%s is too large)\n", argval);
+ break;
}
}
-
-struct arg_int * arg_int0(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_int* arg_int0(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_intn(shortopts, longopts, datatype, 0, 1, glossary);
}
-
-struct arg_int * arg_int1(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_int* arg_int1(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_intn(shortopts, longopts, datatype, 1, 1, glossary);
}
-
-struct arg_int * arg_intn(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- int mincount,
- int maxcount,
- const char *glossary)
-{
+struct arg_int* arg_intn(const char* shortopts, const char* longopts, const char* datatype, int mincount, int maxcount, const char* glossary) {
size_t nbytes;
- struct arg_int *result;
+ struct arg_int* result;
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
nbytes = sizeof(struct arg_int) /* storage for struct arg_int */
+ maxcount * sizeof(int); /* storage for ival[maxcount] array */
- result = (struct arg_int *)malloc(nbytes);
- if (result)
- {
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = datatype ? datatype : "<int>";
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_int_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_int_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_int_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_int_errorfn;
-
- /* store the ival[maxcount] array immediately after the arg_int struct */
- result->ival = (int *)(result + 1);
- result->count = 0;
- }
-
+ result = (struct arg_int*)xmalloc(nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_HASVALUE;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = datatype ? datatype : "<int>";
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_int_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_int_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_int_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_int_errorfn;
+
+ /* store the ival[maxcount] array immediately after the arg_int struct */
+ result->ival = (int*)(result + 1);
+ result->count = 0;
+
ARG_TRACE(("arg_intn() returns %p\n", result));
return result;
}
/*******************************************************************************
+ * arg_lit: Implements the literature command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
-static void arg_lit_resetfn(struct arg_lit *parent)
-{
+#include <stdlib.h>
+
+static void arg_lit_resetfn(struct arg_lit* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-
-static int arg_lit_scanfn(struct arg_lit *parent, const char *argval)
-{
+static int arg_lit_scanfn(struct arg_lit* parent, const char* argval) {
int errorcode = 0;
- if (parent->count < parent->hdr.maxcount )
+ if (parent->count < parent->hdr.maxcount)
parent->count++;
else
- errorcode = EMAXCOUNT;
+ errorcode = ARG_ERR_MAXCOUNT;
- ARG_TRACE(("%s:scanfn(%p,%s) returns %d\n", __FILE__, parent, argval,
- errorcode));
+ ARG_TRACE(("%s:scanfn(%p,%s) returns %d\n", __FILE__, parent, argval, errorcode));
return errorcode;
}
-
-static int arg_lit_checkfn(struct arg_lit *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
+static int arg_lit_checkfn(struct arg_lit* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
+static void arg_lit_errorfn(struct arg_lit* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
-static void arg_lit_errorfn(
- struct arg_lit *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_catf(ds, "%s: missing option ", progname);
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ arg_dstr_cat(ds, "\n");
+ break;
- switch(errorcode)
- {
- case EMINCOUNT:
- fprintf(fp, "%s: missing option ", progname);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- fprintf(fp, "\n");
- break;
-
- case EMAXCOUNT:
- fprintf(fp, "%s: extraneous option ", progname);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_catf(ds, "%s: extraneous option ", progname);
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
}
- ARG_TRACE(("%s:errorfn(%p, %p, %d, %s, %s)\n", __FILE__, parent, fp,
- errorcode, argval, progname));
+ ARG_TRACE(("%s:errorfn(%p, %p, %d, %s, %s)\n", __FILE__, parent, ds, errorcode, argval, progname));
}
-
-struct arg_lit * arg_lit0(
- const char * shortopts,
- const char * longopts,
- const char * glossary)
-{
+struct arg_lit* arg_lit0(const char* shortopts, const char* longopts, const char* glossary) {
return arg_litn(shortopts, longopts, 0, 1, glossary);
}
-
-struct arg_lit * arg_lit1(
- const char *shortopts,
- const char *longopts,
- const char *glossary)
-{
+struct arg_lit* arg_lit1(const char* shortopts, const char* longopts, const char* glossary) {
return arg_litn(shortopts, longopts, 1, 1, glossary);
}
-
-struct arg_lit * arg_litn(
- const char *shortopts,
- const char *longopts,
- int mincount,
- int maxcount,
- const char *glossary)
-{
- struct arg_lit *result;
+struct arg_lit* arg_litn(const char* shortopts, const char* longopts, int mincount, int maxcount, const char* glossary) {
+ struct arg_lit* result;
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
- result = (struct arg_lit *)malloc(sizeof(struct arg_lit));
- if (result)
- {
- /* init the arg_hdr struct */
- result->hdr.flag = 0;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = NULL;
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_lit_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_lit_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_lit_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_lit_errorfn;
-
- /* init local variables */
- result->count = 0;
- }
-
+ result = (struct arg_lit*)xmalloc(sizeof(struct arg_lit));
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = 0;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = NULL;
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_lit_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_lit_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_lit_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_lit_errorfn;
+
+ /* init local variables */
+ result->count = 0;
+
ARG_TRACE(("arg_litn() returns %p\n", result));
return result;
}
/*******************************************************************************
+ * arg_rem: Implements the rem command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-
#include "argtable3.h"
-struct arg_rem *arg_rem(const char *datatype, const char *glossary)
-{
- struct arg_rem *result = (struct arg_rem *)malloc(sizeof(struct arg_rem));
- if (result)
- {
- result->hdr.flag = 0;
- result->hdr.shortopts = NULL;
- result->hdr.longopts = NULL;
- result->hdr.datatype = datatype;
- result->hdr.glossary = glossary;
- result->hdr.mincount = 1;
- result->hdr.maxcount = 1;
- result->hdr.parent = result;
- result->hdr.resetfn = NULL;
- result->hdr.scanfn = NULL;
- result->hdr.checkfn = NULL;
- result->hdr.errorfn = NULL;
- }
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
+#include <stdlib.h>
+
+struct arg_rem* arg_rem(const char* datatype, const char* glossary) {
+ struct arg_rem* result = (struct arg_rem*)xmalloc(sizeof(struct arg_rem));
+
+ result->hdr.flag = 0;
+ result->hdr.shortopts = NULL;
+ result->hdr.longopts = NULL;
+ result->hdr.datatype = datatype;
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = 1;
+ result->hdr.maxcount = 1;
+ result->hdr.parent = result;
+ result->hdr.resetfn = NULL;
+ result->hdr.scanfn = NULL;
+ result->hdr.checkfn = NULL;
+ result->hdr.errorfn = NULL;
ARG_TRACE(("arg_rem() returns %p\n", result));
return result;
}
-
/*******************************************************************************
+ * arg_rex: Implements the regex command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
+#include <stdlib.h>
+#include <string.h>
#ifndef _TREX_H_
#define _TREX_H_
-/***************************************************************
- T-Rex a tiny regular expression library
-
- Copyright (C) 2003-2006 Alberto Demichelis
-
- This software is provided 'as-is', without any express
- or implied warranty. In no event will the authors be held
- liable for any damages arising from the use of this software.
-
- Permission is granted to anyone to use this software for
- any purpose, including commercial applications, and to alter
- it and redistribute it freely, subject to the following restrictions:
- 1. The origin of this software must not be misrepresented;
- you must not claim that you wrote the original software.
- If you use this software in a product, an acknowledgment
- in the product documentation would be appreciated but
- is not required.
-
- 2. Altered source versions must be plainly marked as such,
- and must not be misrepresented as being the original software.
-
- 3. This notice may not be removed or altered from any
- source distribution.
-
-****************************************************************/
+/*
+ * This module uses the T-Rex regular expression library to implement the regex
+ * logic. Here is the copyright notice of the library:
+ *
+ * Copyright (C) 2003-2006 Alberto Demichelis
+ *
+ * This software is provided 'as-is', without any express
+ * or implied warranty. In no event will the authors be held
+ * liable for any damages arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for
+ * any purpose, including commercial applications, and to alter
+ * it and redistribute it freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented;
+ * you must not claim that you wrote the original software.
+ * If you use this software in a product, an acknowledgment
+ * in the product documentation would be appreciated but
+ * is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such,
+ * and must not be misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any
+ * source distribution.
+ */
#ifdef __cplusplus
extern "C" {
#endif
-#ifdef _UNICODE
-#define TRexChar unsigned short
-#define MAX_CHAR 0xFFFF
-#define _TREXC(c) L##c
-#define trex_strlen wcslen
-#define trex_printf wprintf
-#else
#define TRexChar char
#define MAX_CHAR 0xFF
#define _TREXC(c) (c)
#define trex_strlen strlen
#define trex_printf printf
-#endif
#ifndef TREX_API
#define TREX_API extern
typedef struct TRex TRex;
typedef struct {
- const TRexChar *begin;
- int len;
+ const TRexChar* begin;
+ int len;
} TRexMatch;
-TREX_API TRex *trex_compile(const TRexChar *pattern, const TRexChar **error, int flags);
-TREX_API void trex_free(TRex *exp);
+#ifdef __GNUC__
+TREX_API TRex* trex_compile(const TRexChar* pattern, const TRexChar** error, int flags) __attribute__((optimize(0)));
+#else
+TREX_API TRex* trex_compile(const TRexChar* pattern, const TRexChar** error, int flags);
+#endif
+TREX_API void trex_free(TRex* exp);
TREX_API TRexBool trex_match(TRex* exp, const TRexChar* text);
TREX_API TRexBool trex_search(TRex* exp, const TRexChar* text, const TRexChar** out_begin, const TRexChar** out_end);
-TREX_API TRexBool trex_searchrange(TRex* exp, const TRexChar* text_begin, const TRexChar* text_end, const TRexChar** out_begin, const TRexChar** out_end);
+TREX_API TRexBool
+trex_searchrange(TRex* exp, const TRexChar* text_begin, const TRexChar* text_end, const TRexChar** out_begin, const TRexChar** out_end);
TREX_API int trex_getsubexpcount(TRex* exp);
-TREX_API TRexBool trex_getsubexp(TRex* exp, int n, TRexMatch *subexp);
+TREX_API TRexBool trex_getsubexp(TRex* exp, int n, TRexMatch* subexp);
#ifdef __cplusplus
}
#endif
-
-
-struct privhdr
-{
- const char *pattern;
+struct privhdr {
+ const char* pattern;
int flags;
};
-
-static void arg_rex_resetfn(struct arg_rex *parent)
-{
+static void arg_rex_resetfn(struct arg_rex* parent) {
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
parent->count = 0;
}
-static int arg_rex_scanfn(struct arg_rex *parent, const char *argval)
-{
+static int arg_rex_scanfn(struct arg_rex* parent, const char* argval) {
int errorcode = 0;
- const TRexChar *error = NULL;
- TRex *rex = NULL;
+ const TRexChar* error = NULL;
+ TRex* rex = NULL;
TRexBool is_match = TRex_False;
- if (parent->count == parent->hdr.maxcount )
- {
+ if (parent->count == parent->hdr.maxcount) {
/* maximum number of arguments exceeded */
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* a valid argument with no argument value was given. */
/* This happens when an optional argument value was invoked. */
/* leave parent argument value unaltered but still count the argument. */
parent->count++;
- }
- else
- {
- struct privhdr *priv = (struct privhdr *)parent->hdr.priv;
+ } else {
+ struct privhdr* priv = (struct privhdr*)parent->hdr.priv;
/* test the current argument value for a match with the regular expression */
/* if a match is detected, record the argument value in the arg_rex struct */
rex = trex_compile(priv->pattern, &error, priv->flags);
is_match = trex_match(rex, argval);
if (!is_match)
- errorcode = EREGNOMATCH;
+ errorcode = ARG_ERR_REGNOMATCH;
else
parent->sval[parent->count++] = argval;
trex_free(rex);
}
- ARG_TRACE(("%s:scanfn(%p) returns %d\n",__FILE__,parent,errorcode));
+ ARG_TRACE(("%s:scanfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-static int arg_rex_checkfn(struct arg_rex *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
- //struct privhdr *priv = (struct privhdr*)parent->hdr.priv;
+static int arg_rex_checkfn(struct arg_rex* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
+#if 0
+ struct privhdr *priv = (struct privhdr*)parent->hdr.priv;
/* free the regex "program" we constructed in resetfn */
- //regfree(&(priv->regex));
+ regfree(&(priv->regex));
/*printf("%s:checkfn(%p) returns %d\n",__FILE__,parent,errorcode);*/
+#endif
return errorcode;
}
-static void arg_rex_errorfn(struct arg_rex *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_rex_errorfn(struct arg_rex* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
-
- case EREGNOMATCH:
- fputs("illegal value ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
-
- default:
- {
- //char errbuff[256];
- //regerror(errorcode, NULL, errbuff, sizeof(errbuff));
- //printf("%s\n", errbuff);
- }
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
+
+ case ARG_ERR_REGNOMATCH:
+ arg_dstr_cat(ds, "illegal value ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
+
+ default: {
+ #if 0
+ char errbuff[256];
+ regerror(errorcode, NULL, errbuff, sizeof(errbuff));
+ printf("%s\n", errbuff);
+ #endif
+ } break;
}
}
+struct arg_rex* arg_rex0(const char* shortopts, const char* longopts, const char* pattern, const char* datatype, int flags, const char* glossary) {
+ return arg_rexn(shortopts, longopts, pattern, datatype, 0, 1, flags, glossary);
+}
-struct arg_rex * arg_rex0(const char * shortopts,
- const char * longopts,
- const char * pattern,
- const char *datatype,
- int flags,
- const char *glossary)
-{
- return arg_rexn(shortopts,
- longopts,
- pattern,
- datatype,
- 0,
- 1,
- flags,
- glossary);
-}
-
-struct arg_rex * arg_rex1(const char * shortopts,
- const char * longopts,
- const char * pattern,
- const char *datatype,
- int flags,
- const char *glossary)
-{
- return arg_rexn(shortopts,
- longopts,
- pattern,
- datatype,
- 1,
- 1,
- flags,
- glossary);
-}
-
-
-struct arg_rex * arg_rexn(const char * shortopts,
- const char * longopts,
- const char * pattern,
- const char *datatype,
- int mincount,
- int maxcount,
- int flags,
- const char *glossary)
-{
+struct arg_rex* arg_rex1(const char* shortopts, const char* longopts, const char* pattern, const char* datatype, int flags, const char* glossary) {
+ return arg_rexn(shortopts, longopts, pattern, datatype, 1, 1, flags, glossary);
+}
+
+struct arg_rex* arg_rexn(const char* shortopts,
+ const char* longopts,
+ const char* pattern,
+ const char* datatype,
+ int mincount,
+ int maxcount,
+ int flags,
+ const char* glossary) {
size_t nbytes;
- struct arg_rex *result;
- struct privhdr *priv;
+ struct arg_rex* result;
+ struct privhdr* priv;
int i;
- const TRexChar *error = NULL;
- TRex *rex = NULL;
+ const TRexChar* error = NULL;
+ TRex* rex = NULL;
- if (!pattern)
- {
- printf(
- "argtable: ERROR - illegal regular expression pattern \"(NULL)\"\n");
+ if (!pattern) {
+ printf("argtable: ERROR - illegal regular expression pattern \"(NULL)\"\n");
printf("argtable: Bad argument table.\n");
return NULL;
}
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
- nbytes = sizeof(struct arg_rex) /* storage for struct arg_rex */
- + sizeof(struct privhdr) /* storage for private arg_rex data */
- + maxcount * sizeof(char *); /* storage for sval[maxcount] array */
-
- result = (struct arg_rex *)malloc(nbytes);
- if (result == NULL)
- return result;
+ nbytes = sizeof(struct arg_rex) /* storage for struct arg_rex */
+ + sizeof(struct privhdr) /* storage for private arg_rex data */
+ + maxcount * sizeof(char*); /* storage for sval[maxcount] array */
/* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
+ result = (struct arg_rex*)xmalloc(nbytes);
+ result->hdr.flag = ARG_HASVALUE;
result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = datatype ? datatype : pattern;
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_rex_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_rex_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_rex_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_rex_errorfn;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = datatype ? datatype : pattern;
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_rex_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_rex_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_rex_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_rex_errorfn;
/* store the arg_rex_priv struct immediately after the arg_rex struct */
- result->hdr.priv = result + 1;
- priv = (struct privhdr *)(result->hdr.priv);
+ result->hdr.priv = result + 1;
+ priv = (struct privhdr*)(result->hdr.priv);
priv->pattern = pattern;
priv->flags = flags;
/* store the sval[maxcount] array immediately after the arg_rex_priv struct */
- result->sval = (const char * *)(priv + 1);
+ result->sval = (const char**)(priv + 1);
result->count = 0;
/* foolproof the string pointers by initializing them to reference empty strings */
*/
rex = trex_compile(priv->pattern, &error, priv->flags);
- if (rex == NULL)
- {
+ if (rex == NULL) {
ARG_LOG(("argtable: %s \"%s\"\n", error ? error : _TREXC("undefined"), priv->pattern));
ARG_LOG(("argtable: Bad argument table.\n"));
}
return result;
}
-
-
/* see copyright notice in trex.h */
-#include <string.h>
-#include <stdlib.h>
#include <ctype.h>
#include <setjmp.h>
+#include <stdlib.h>
+#include <string.h>
#ifdef _UINCODE
#define scisprint iswprint
#define _SC(x) (x)
#endif
-#ifdef _DEBUG
+#ifdef ARG_REX_DEBUG
#include <stdio.h>
-static const TRexChar *g_nnames[] =
-{
- _SC("NONE"),_SC("OP_GREEDY"), _SC("OP_OR"),
- _SC("OP_EXPR"),_SC("OP_NOCAPEXPR"),_SC("OP_DOT"), _SC("OP_CLASS"),
- _SC("OP_CCLASS"),_SC("OP_NCLASS"),_SC("OP_RANGE"),_SC("OP_CHAR"),
- _SC("OP_EOL"),_SC("OP_BOL"),_SC("OP_WB")
-};
+static const TRexChar* g_nnames[] = {_SC("NONE"), _SC("OP_GREEDY"), _SC("OP_OR"), _SC("OP_EXPR"), _SC("OP_NOCAPEXPR"),
+ _SC("OP_DOT"), _SC("OP_CLASS"), _SC("OP_CCLASS"), _SC("OP_NCLASS"), _SC("OP_RANGE"),
+ _SC("OP_CHAR"), _SC("OP_EOL"), _SC("OP_BOL"), _SC("OP_WB")};
#endif
-#define OP_GREEDY (MAX_CHAR+1) // * + ? {n}
-#define OP_OR (MAX_CHAR+2)
-#define OP_EXPR (MAX_CHAR+3) //parentesis ()
-#define OP_NOCAPEXPR (MAX_CHAR+4) //parentesis (?:)
-#define OP_DOT (MAX_CHAR+5)
-#define OP_CLASS (MAX_CHAR+6)
-#define OP_CCLASS (MAX_CHAR+7)
-#define OP_NCLASS (MAX_CHAR+8) //negates class the [^
-#define OP_RANGE (MAX_CHAR+9)
-#define OP_CHAR (MAX_CHAR+10)
-#define OP_EOL (MAX_CHAR+11)
-#define OP_BOL (MAX_CHAR+12)
-#define OP_WB (MAX_CHAR+13)
+#define OP_GREEDY (MAX_CHAR + 1) /* * + ? {n} */
+#define OP_OR (MAX_CHAR + 2)
+#define OP_EXPR (MAX_CHAR + 3) /* parentesis () */
+#define OP_NOCAPEXPR (MAX_CHAR + 4) /* parentesis (?:) */
+#define OP_DOT (MAX_CHAR + 5)
+#define OP_CLASS (MAX_CHAR + 6)
+#define OP_CCLASS (MAX_CHAR + 7)
+#define OP_NCLASS (MAX_CHAR + 8) /* negates class the [^ */
+#define OP_RANGE (MAX_CHAR + 9)
+#define OP_CHAR (MAX_CHAR + 10)
+#define OP_EOL (MAX_CHAR + 11)
+#define OP_BOL (MAX_CHAR + 12)
+#define OP_WB (MAX_CHAR + 13)
#define TREX_SYMBOL_ANY_CHAR ('.')
#define TREX_SYMBOL_GREEDY_ONE_OR_MORE ('+')
#define TREX_SYMBOL_BEGINNING_OF_STRING ('^')
#define TREX_SYMBOL_ESCAPE_CHAR ('\\')
-
typedef int TRexNodeType;
-typedef struct tagTRexNode{
- TRexNodeType type;
- int left;
- int right;
- int next;
-}TRexNode;
-
-struct TRex{
- const TRexChar *_eol;
- const TRexChar *_bol;
- const TRexChar *_p;
- int _first;
- int _op;
- TRexNode *_nodes;
- int _nallocated;
- int _nsize;
- int _nsubexpr;
- TRexMatch *_matches;
- int _currsubexp;
- void *_jmpbuf;
- const TRexChar **_error;
- int _flags;
+typedef struct tagTRexNode {
+ TRexNodeType type;
+ int left;
+ int right;
+ int next;
+} TRexNode;
+
+struct TRex {
+ const TRexChar* _eol;
+ const TRexChar* _bol;
+ const TRexChar* _p;
+ int _first;
+ int _op;
+ TRexNode* _nodes;
+ int _nallocated;
+ int _nsize;
+ int _nsubexpr;
+ TRexMatch* _matches;
+ int _currsubexp;
+ void* _jmpbuf;
+ const TRexChar** _error;
+ int _flags;
};
-static int trex_list(TRex *exp);
-
-static int trex_newnode(TRex *exp, TRexNodeType type)
-{
- TRexNode n;
- int newid;
- n.type = type;
- n.next = n.right = n.left = -1;
- if(type == OP_EXPR)
- n.right = exp->_nsubexpr++;
- if(exp->_nallocated < (exp->_nsize + 1)) {
- exp->_nallocated *= 2;
- exp->_nodes = (TRexNode *)realloc(exp->_nodes, exp->_nallocated * sizeof(TRexNode));
- }
- exp->_nodes[exp->_nsize++] = n;
- newid = exp->_nsize - 1;
- return (int)newid;
+static int trex_list(TRex* exp);
+
+static int trex_newnode(TRex* exp, TRexNodeType type) {
+ TRexNode n;
+ int newid;
+ n.type = type;
+ n.next = n.right = n.left = -1;
+ if (type == OP_EXPR)
+ n.right = exp->_nsubexpr++;
+ if (exp->_nallocated < (exp->_nsize + 1)) {
+ exp->_nallocated *= 2;
+ exp->_nodes = (TRexNode*)xrealloc(exp->_nodes, exp->_nallocated * sizeof(TRexNode));
+ }
+ exp->_nodes[exp->_nsize++] = n;
+ newid = exp->_nsize - 1;
+ return (int)newid;
}
-static void trex_error(TRex *exp,const TRexChar *error)
-{
- if(exp->_error) *exp->_error = error;
- longjmp(*((jmp_buf*)exp->_jmpbuf),-1);
+static void trex_error(TRex* exp, const TRexChar* error) {
+ if (exp->_error)
+ *exp->_error = error;
+ longjmp(*((jmp_buf*)exp->_jmpbuf), -1);
}
-static void trex_expect(TRex *exp, int n){
- if((*exp->_p) != n)
- trex_error(exp, _SC("expected paren"));
- exp->_p++;
+static void trex_expect(TRex* exp, int n) {
+ if ((*exp->_p) != n)
+ trex_error(exp, _SC("expected paren"));
+ exp->_p++;
}
-static TRexChar trex_escapechar(TRex *exp)
-{
- if(*exp->_p == TREX_SYMBOL_ESCAPE_CHAR){
- exp->_p++;
- switch(*exp->_p) {
- case 'v': exp->_p++; return '\v';
- case 'n': exp->_p++; return '\n';
- case 't': exp->_p++; return '\t';
- case 'r': exp->_p++; return '\r';
- case 'f': exp->_p++; return '\f';
- default: return (*exp->_p++);
- }
- } else if(!scisprint(*exp->_p)) trex_error(exp,_SC("letter expected"));
- return (*exp->_p++);
+static TRexChar trex_escapechar(TRex* exp) {
+ if (*exp->_p == TREX_SYMBOL_ESCAPE_CHAR) {
+ exp->_p++;
+ switch (*exp->_p) {
+ case 'v':
+ exp->_p++;
+ return '\v';
+ case 'n':
+ exp->_p++;
+ return '\n';
+ case 't':
+ exp->_p++;
+ return '\t';
+ case 'r':
+ exp->_p++;
+ return '\r';
+ case 'f':
+ exp->_p++;
+ return '\f';
+ default:
+ return (*exp->_p++);
+ }
+ } else if (!scisprint(*exp->_p))
+ trex_error(exp, _SC("letter expected"));
+ return (*exp->_p++);
}
-static int trex_charclass(TRex *exp,int classid)
-{
- int n = trex_newnode(exp,OP_CCLASS);
- exp->_nodes[n].left = classid;
- return n;
+static int trex_charclass(TRex* exp, int classid) {
+ int n = trex_newnode(exp, OP_CCLASS);
+ exp->_nodes[n].left = classid;
+ return n;
}
-static int trex_charnode(TRex *exp,TRexBool isclass)
-{
- TRexChar t;
- if(*exp->_p == TREX_SYMBOL_ESCAPE_CHAR) {
- exp->_p++;
- switch(*exp->_p) {
- case 'n': exp->_p++; return trex_newnode(exp,'\n');
- case 't': exp->_p++; return trex_newnode(exp,'\t');
- case 'r': exp->_p++; return trex_newnode(exp,'\r');
- case 'f': exp->_p++; return trex_newnode(exp,'\f');
- case 'v': exp->_p++; return trex_newnode(exp,'\v');
- case 'a': case 'A': case 'w': case 'W': case 's': case 'S':
- case 'd': case 'D': case 'x': case 'X': case 'c': case 'C':
- case 'p': case 'P': case 'l': case 'u':
- {
- t = *exp->_p; exp->_p++;
- return trex_charclass(exp,t);
- }
- case 'b':
- case 'B':
- if(!isclass) {
- int node = trex_newnode(exp,OP_WB);
- exp->_nodes[node].left = *exp->_p;
- exp->_p++;
- return node;
- } //else default
- default:
- t = *exp->_p; exp->_p++;
- return trex_newnode(exp,t);
- }
- }
- else if(!scisprint(*exp->_p)) {
-
- trex_error(exp,_SC("letter expected"));
- }
- t = *exp->_p; exp->_p++;
- return trex_newnode(exp,t);
+static int trex_charnode(TRex* exp, TRexBool isclass) {
+ TRexChar t;
+ if (*exp->_p == TREX_SYMBOL_ESCAPE_CHAR) {
+ exp->_p++;
+ switch (*exp->_p) {
+ case 'n':
+ exp->_p++;
+ return trex_newnode(exp, '\n');
+ case 't':
+ exp->_p++;
+ return trex_newnode(exp, '\t');
+ case 'r':
+ exp->_p++;
+ return trex_newnode(exp, '\r');
+ case 'f':
+ exp->_p++;
+ return trex_newnode(exp, '\f');
+ case 'v':
+ exp->_p++;
+ return trex_newnode(exp, '\v');
+ case 'a':
+ case 'A':
+ case 'w':
+ case 'W':
+ case 's':
+ case 'S':
+ case 'd':
+ case 'D':
+ case 'x':
+ case 'X':
+ case 'c':
+ case 'C':
+ case 'p':
+ case 'P':
+ case 'l':
+ case 'u': {
+ t = *exp->_p;
+ exp->_p++;
+ return trex_charclass(exp, t);
+ }
+ case 'b':
+ case 'B':
+ if (!isclass) {
+ int node = trex_newnode(exp, OP_WB);
+ exp->_nodes[node].left = *exp->_p;
+ exp->_p++;
+ return node;
+ }
+ /* fall through */
+ default:
+ t = *exp->_p;
+ exp->_p++;
+ return trex_newnode(exp, t);
+ }
+ } else if (!scisprint(*exp->_p)) {
+ trex_error(exp, _SC("letter expected"));
+ }
+ t = *exp->_p;
+ exp->_p++;
+ return trex_newnode(exp, t);
}
-static int trex_class(TRex *exp)
-{
- int ret = -1;
- int first = -1,chain;
- if(*exp->_p == TREX_SYMBOL_BEGINNING_OF_STRING){
- ret = trex_newnode(exp,OP_NCLASS);
- exp->_p++;
- }else ret = trex_newnode(exp,OP_CLASS);
-
- if(*exp->_p == ']') trex_error(exp,_SC("empty class"));
- chain = ret;
- while(*exp->_p != ']' && exp->_p != exp->_eol) {
- if(*exp->_p == '-' && first != -1){
- int r,t;
- if(*exp->_p++ == ']') trex_error(exp,_SC("unfinished range"));
- r = trex_newnode(exp,OP_RANGE);
- if(first>*exp->_p) trex_error(exp,_SC("invalid range"));
- if(exp->_nodes[first].type == OP_CCLASS) trex_error(exp,_SC("cannot use character classes in ranges"));
- exp->_nodes[r].left = exp->_nodes[first].type;
- t = trex_escapechar(exp);
- exp->_nodes[r].right = t;
+static int trex_class(TRex* exp) {
+ int ret = -1;
+ int first = -1, chain;
+ if (*exp->_p == TREX_SYMBOL_BEGINNING_OF_STRING) {
+ ret = trex_newnode(exp, OP_NCLASS);
+ exp->_p++;
+ } else
+ ret = trex_newnode(exp, OP_CLASS);
+
+ if (*exp->_p == ']')
+ trex_error(exp, _SC("empty class"));
+ chain = ret;
+ while (*exp->_p != ']' && exp->_p != exp->_eol) {
+ if (*exp->_p == '-' && first != -1) {
+ int r, t;
+ if (*exp->_p++ == ']')
+ trex_error(exp, _SC("unfinished range"));
+ r = trex_newnode(exp, OP_RANGE);
+ if (first > *exp->_p)
+ trex_error(exp, _SC("invalid range"));
+ if (exp->_nodes[first].type == OP_CCLASS)
+ trex_error(exp, _SC("cannot use character classes in ranges"));
+ exp->_nodes[r].left = exp->_nodes[first].type;
+ t = trex_escapechar(exp);
+ exp->_nodes[r].right = t;
exp->_nodes[chain].next = r;
- chain = r;
- first = -1;
- }
- else{
- if(first!=-1){
- int c = first;
- exp->_nodes[chain].next = c;
- chain = c;
- first = trex_charnode(exp,TRex_True);
- }
- else{
- first = trex_charnode(exp,TRex_True);
- }
- }
- }
- if(first!=-1){
- int c = first;
- exp->_nodes[chain].next = c;
- chain = c;
- first = -1;
- }
- /* hack? */
- exp->_nodes[ret].left = exp->_nodes[ret].next;
- exp->_nodes[ret].next = -1;
- return ret;
+ chain = r;
+ first = -1;
+ } else {
+ if (first != -1) {
+ int c = first;
+ exp->_nodes[chain].next = c;
+ chain = c;
+ first = trex_charnode(exp, TRex_True);
+ } else {
+ first = trex_charnode(exp, TRex_True);
+ }
+ }
+ }
+ if (first != -1) {
+ int c = first;
+ exp->_nodes[chain].next = c;
+ chain = c;
+ first = -1;
+ }
+ /* hack? */
+ exp->_nodes[ret].left = exp->_nodes[ret].next;
+ exp->_nodes[ret].next = -1;
+ return ret;
}
-static int trex_parsenumber(TRex *exp)
-{
- int ret = *exp->_p-'0';
- int positions = 10;
- exp->_p++;
- while(isdigit(*exp->_p)) {
- ret = ret*10+(*exp->_p++-'0');
- if(positions==1000000000) trex_error(exp,_SC("overflow in numeric constant"));
- positions *= 10;
- };
- return ret;
-}
-
-static int trex_element(TRex *exp)
-{
- int ret = -1;
- switch(*exp->_p)
- {
- case '(': {
- int expr,newn;
- exp->_p++;
-
-
- if(*exp->_p =='?') {
- exp->_p++;
- trex_expect(exp,':');
- expr = trex_newnode(exp,OP_NOCAPEXPR);
- }
- else
- expr = trex_newnode(exp,OP_EXPR);
- newn = trex_list(exp);
- exp->_nodes[expr].left = newn;
- ret = expr;
- trex_expect(exp,')');
- }
- break;
- case '[':
- exp->_p++;
- ret = trex_class(exp);
- trex_expect(exp,']');
- break;
- case TREX_SYMBOL_END_OF_STRING: exp->_p++; ret = trex_newnode(exp,OP_EOL);break;
- case TREX_SYMBOL_ANY_CHAR: exp->_p++; ret = trex_newnode(exp,OP_DOT);break;
- default:
- ret = trex_charnode(exp,TRex_False);
- break;
- }
-
- {
- TRexBool isgreedy = TRex_False;
- unsigned short p0 = 0, p1 = 0;
- switch(*exp->_p){
- case TREX_SYMBOL_GREEDY_ZERO_OR_MORE: p0 = 0; p1 = 0xFFFF; exp->_p++; isgreedy = TRex_True; break;
- case TREX_SYMBOL_GREEDY_ONE_OR_MORE: p0 = 1; p1 = 0xFFFF; exp->_p++; isgreedy = TRex_True; break;
- case TREX_SYMBOL_GREEDY_ZERO_OR_ONE: p0 = 0; p1 = 1; exp->_p++; isgreedy = TRex_True; break;
- case '{':
- exp->_p++;
- if(!isdigit(*exp->_p)) trex_error(exp,_SC("number expected"));
- p0 = (unsigned short)trex_parsenumber(exp);
- /*******************************/
- switch(*exp->_p) {
- case '}':
- p1 = p0; exp->_p++;
- break;
- case ',':
- exp->_p++;
- p1 = 0xFFFF;
- if(isdigit(*exp->_p)){
- p1 = (unsigned short)trex_parsenumber(exp);
- }
- trex_expect(exp,'}');
- break;
- default:
- trex_error(exp,_SC(", or } expected"));
- }
- /*******************************/
- isgreedy = TRex_True;
- break;
-
- }
- if(isgreedy) {
- int nnode = trex_newnode(exp,OP_GREEDY);
- exp->_nodes[nnode].left = ret;
- exp->_nodes[nnode].right = ((p0)<<16)|p1;
- ret = nnode;
- }
- }
- if((*exp->_p != TREX_SYMBOL_BRANCH) && (*exp->_p != ')') && (*exp->_p != TREX_SYMBOL_GREEDY_ZERO_OR_MORE) && (*exp->_p != TREX_SYMBOL_GREEDY_ONE_OR_MORE) && (*exp->_p != '\0')) {
- int nnode = trex_element(exp);
- exp->_nodes[ret].next = nnode;
- }
-
- return ret;
+static int trex_parsenumber(TRex* exp) {
+ int ret = *exp->_p - '0';
+ int positions = 10;
+ exp->_p++;
+ while (isdigit(*exp->_p)) {
+ ret = ret * 10 + (*exp->_p++ - '0');
+ if (positions == 1000000000)
+ trex_error(exp, _SC("overflow in numeric constant"));
+ positions *= 10;
+ };
+ return ret;
}
-static int trex_list(TRex *exp)
-{
- int ret=-1,e;
- if(*exp->_p == TREX_SYMBOL_BEGINNING_OF_STRING) {
- exp->_p++;
- ret = trex_newnode(exp,OP_BOL);
- }
- e = trex_element(exp);
- if(ret != -1) {
- exp->_nodes[ret].next = e;
- }
- else ret = e;
-
- if(*exp->_p == TREX_SYMBOL_BRANCH) {
- int temp,tright;
- exp->_p++;
- temp = trex_newnode(exp,OP_OR);
- exp->_nodes[temp].left = ret;
- tright = trex_list(exp);
- exp->_nodes[temp].right = tright;
- ret = temp;
- }
- return ret;
-}
+static int trex_element(TRex* exp) {
+ int ret = -1;
+ switch (*exp->_p) {
+ case '(': {
+ int expr, newn;
+ exp->_p++;
+
+ if (*exp->_p == '?') {
+ exp->_p++;
+ trex_expect(exp, ':');
+ expr = trex_newnode(exp, OP_NOCAPEXPR);
+ } else
+ expr = trex_newnode(exp, OP_EXPR);
+ newn = trex_list(exp);
+ exp->_nodes[expr].left = newn;
+ ret = expr;
+ trex_expect(exp, ')');
+ } break;
+ case '[':
+ exp->_p++;
+ ret = trex_class(exp);
+ trex_expect(exp, ']');
+ break;
+ case TREX_SYMBOL_END_OF_STRING:
+ exp->_p++;
+ ret = trex_newnode(exp, OP_EOL);
+ break;
+ case TREX_SYMBOL_ANY_CHAR:
+ exp->_p++;
+ ret = trex_newnode(exp, OP_DOT);
+ break;
+ default:
+ ret = trex_charnode(exp, TRex_False);
+ break;
+ }
+
+ {
+ TRexBool isgreedy = TRex_False;
+ unsigned short p0 = 0, p1 = 0;
+ switch (*exp->_p) {
+ case TREX_SYMBOL_GREEDY_ZERO_OR_MORE:
+ p0 = 0;
+ p1 = 0xFFFF;
+ exp->_p++;
+ isgreedy = TRex_True;
+ break;
+ case TREX_SYMBOL_GREEDY_ONE_OR_MORE:
+ p0 = 1;
+ p1 = 0xFFFF;
+ exp->_p++;
+ isgreedy = TRex_True;
+ break;
+ case TREX_SYMBOL_GREEDY_ZERO_OR_ONE:
+ p0 = 0;
+ p1 = 1;
+ exp->_p++;
+ isgreedy = TRex_True;
+ break;
+ case '{':
+ exp->_p++;
+ if (!isdigit(*exp->_p))
+ trex_error(exp, _SC("number expected"));
+ p0 = (unsigned short)trex_parsenumber(exp);
+ /*******************************/
+ switch (*exp->_p) {
+ case '}':
+ p1 = p0;
+ exp->_p++;
+ break;
+ case ',':
+ exp->_p++;
+ p1 = 0xFFFF;
+ if (isdigit(*exp->_p)) {
+ p1 = (unsigned short)trex_parsenumber(exp);
+ }
+ trex_expect(exp, '}');
+ break;
+ default:
+ trex_error(exp, _SC(", or } expected"));
+ }
+ /*******************************/
+ isgreedy = TRex_True;
+ break;
+ }
+ if (isgreedy) {
+ int nnode = trex_newnode(exp, OP_GREEDY);
+ exp->_nodes[nnode].left = ret;
+ exp->_nodes[nnode].right = ((p0) << 16) | p1;
+ ret = nnode;
+ }
+ }
+ if ((*exp->_p != TREX_SYMBOL_BRANCH) && (*exp->_p != ')') && (*exp->_p != TREX_SYMBOL_GREEDY_ZERO_OR_MORE) &&
+ (*exp->_p != TREX_SYMBOL_GREEDY_ONE_OR_MORE) && (*exp->_p != '\0')) {
+ int nnode = trex_element(exp);
+ exp->_nodes[ret].next = nnode;
+ }
-static TRexBool trex_matchcclass(int cclass,TRexChar c)
-{
- switch(cclass) {
- case 'a': return isalpha(c)?TRex_True:TRex_False;
- case 'A': return !isalpha(c)?TRex_True:TRex_False;
- case 'w': return (isalnum(c) || c == '_')?TRex_True:TRex_False;
- case 'W': return (!isalnum(c) && c != '_')?TRex_True:TRex_False;
- case 's': return ISSPACE(c)?TRex_True:TRex_False;
- case 'S': return !ISSPACE(c)?TRex_True:TRex_False;
- case 'd': return isdigit(c)?TRex_True:TRex_False;
- case 'D': return !isdigit(c)?TRex_True:TRex_False;
- case 'x': return isxdigit(c)?TRex_True:TRex_False;
- case 'X': return !isxdigit(c)?TRex_True:TRex_False;
- case 'c': return iscntrl(c)?TRex_True:TRex_False;
- case 'C': return !iscntrl(c)?TRex_True:TRex_False;
- case 'p': return ispunct(c)?TRex_True:TRex_False;
- case 'P': return !ispunct(c)?TRex_True:TRex_False;
- case 'l': return islower(c)?TRex_True:TRex_False;
- case 'u': return isupper(c)?TRex_True:TRex_False;
- }
- return TRex_False; /*cannot happen*/
+ return ret;
}
-static TRexBool trex_matchclass(TRex* exp,TRexNode *node,TRexChar c)
-{
- do {
- switch(node->type) {
- case OP_RANGE:
- if (exp->_flags & TREX_ICASE)
- {
- if(c >= toupper(node->left) && c <= toupper(node->right)) return TRex_True;
- if(c >= tolower(node->left) && c <= tolower(node->right)) return TRex_True;
- }
- else
- {
- if(c >= node->left && c <= node->right) return TRex_True;
- }
- break;
- case OP_CCLASS:
- if(trex_matchcclass(node->left,c)) return TRex_True;
- break;
- default:
- if (exp->_flags & TREX_ICASE)
- {
- if (c == tolower(node->type) || c == toupper(node->type)) return TRex_True;
- }
- else
- {
- if(c == node->type)return TRex_True;
- }
+static int trex_list(TRex* exp) {
+ int ret = -1, e;
+ if (*exp->_p == TREX_SYMBOL_BEGINNING_OF_STRING) {
+ exp->_p++;
+ ret = trex_newnode(exp, OP_BOL);
+ }
+ e = trex_element(exp);
+ if (ret != -1) {
+ exp->_nodes[ret].next = e;
+ } else
+ ret = e;
+
+ if (*exp->_p == TREX_SYMBOL_BRANCH) {
+ int temp, tright;
+ exp->_p++;
+ temp = trex_newnode(exp, OP_OR);
+ exp->_nodes[temp].left = ret;
+ tright = trex_list(exp);
+ exp->_nodes[temp].right = tright;
+ ret = temp;
+ }
+ return ret;
+}
- }
- } while((node->next != -1) && (node = &exp->_nodes[node->next]));
- return TRex_False;
+static TRexBool trex_matchcclass(int cclass, TRexChar c) {
+ switch (cclass) {
+ case 'a':
+ return isalpha(c) ? TRex_True : TRex_False;
+ case 'A':
+ return !isalpha(c) ? TRex_True : TRex_False;
+ case 'w':
+ return (isalnum(c) || c == '_') ? TRex_True : TRex_False;
+ case 'W':
+ return (!isalnum(c) && c != '_') ? TRex_True : TRex_False;
+ case 's':
+ return isspace(c) ? TRex_True : TRex_False;
+ case 'S':
+ return !isspace(c) ? TRex_True : TRex_False;
+ case 'd':
+ return isdigit(c) ? TRex_True : TRex_False;
+ case 'D':
+ return !isdigit(c) ? TRex_True : TRex_False;
+ case 'x':
+ return isxdigit(c) ? TRex_True : TRex_False;
+ case 'X':
+ return !isxdigit(c) ? TRex_True : TRex_False;
+ case 'c':
+ return iscntrl(c) ? TRex_True : TRex_False;
+ case 'C':
+ return !iscntrl(c) ? TRex_True : TRex_False;
+ case 'p':
+ return ispunct(c) ? TRex_True : TRex_False;
+ case 'P':
+ return !ispunct(c) ? TRex_True : TRex_False;
+ case 'l':
+ return islower(c) ? TRex_True : TRex_False;
+ case 'u':
+ return isupper(c) ? TRex_True : TRex_False;
+ }
+ return TRex_False; /*cannot happen*/
}
-static const TRexChar *trex_matchnode(TRex* exp,TRexNode *node,const TRexChar *str,TRexNode *next)
-{
+static TRexBool trex_matchclass(TRex* exp, TRexNode* node, TRexChar c) {
+ do {
+ switch (node->type) {
+ case OP_RANGE:
+ if (exp->_flags & TREX_ICASE) {
+ if (c >= toupper(node->left) && c <= toupper(node->right))
+ return TRex_True;
+ if (c >= tolower(node->left) && c <= tolower(node->right))
+ return TRex_True;
+ } else {
+ if (c >= node->left && c <= node->right)
+ return TRex_True;
+ }
+ break;
+ case OP_CCLASS:
+ if (trex_matchcclass(node->left, c))
+ return TRex_True;
+ break;
+ default:
+ if (exp->_flags & TREX_ICASE) {
+ if (c == tolower(node->type) || c == toupper(node->type))
+ return TRex_True;
+ } else {
+ if (c == node->type)
+ return TRex_True;
+ }
+ }
+ } while ((node->next != -1) && ((node = &exp->_nodes[node->next]) != NULL));
+ return TRex_False;
+}
- TRexNodeType type = node->type;
- switch(type) {
- case OP_GREEDY: {
- //TRexNode *greedystop = (node->next != -1) ? &exp->_nodes[node->next] : NULL;
- TRexNode *greedystop = NULL;
- int p0 = (node->right >> 16)&0x0000FFFF, p1 = node->right&0x0000FFFF, nmaches = 0;
- const TRexChar *s=str, *good = str;
+static const TRexChar* trex_matchnode(TRex* exp, TRexNode* node, const TRexChar* str, TRexNode* next) {
+ TRexNodeType type = node->type;
+ switch (type) {
+ case OP_GREEDY: {
+ /* TRexNode *greedystop = (node->next != -1) ? &exp->_nodes[node->next] : NULL; */
+ TRexNode* greedystop = NULL;
+ int p0 = (node->right >> 16) & 0x0000FFFF, p1 = node->right & 0x0000FFFF, nmaches = 0;
+ const TRexChar *s = str, *good = str;
+
+ if (node->next != -1) {
+ greedystop = &exp->_nodes[node->next];
+ } else {
+ greedystop = next;
+ }
- if(node->next != -1) {
- greedystop = &exp->_nodes[node->next];
- }
- else {
- greedystop = next;
- }
+ while ((nmaches == 0xFFFF || nmaches < p1)) {
+ const TRexChar* stop;
+ if ((s = trex_matchnode(exp, &exp->_nodes[node->left], s, greedystop)) == NULL)
+ break;
+ nmaches++;
+ good = s;
+ if (greedystop) {
+ /* checks that 0 matches satisfy the expression(if so skips) */
+ /* if not would always stop(for instance if is a '?') */
+ if (greedystop->type != OP_GREEDY || (greedystop->type == OP_GREEDY && ((greedystop->right >> 16) & 0x0000FFFF) != 0)) {
+ TRexNode* gnext = NULL;
+ if (greedystop->next != -1) {
+ gnext = &exp->_nodes[greedystop->next];
+ } else if (next && next->next != -1) {
+ gnext = &exp->_nodes[next->next];
+ }
+ stop = trex_matchnode(exp, greedystop, s, gnext);
+ if (stop) {
+ /* if satisfied stop it */
+ if (p0 == p1 && p0 == nmaches)
+ break;
+ else if (nmaches >= p0 && p1 == 0xFFFF)
+ break;
+ else if (nmaches >= p0 && nmaches <= p1)
+ break;
+ }
+ }
+ }
- while((nmaches == 0xFFFF || nmaches < p1)) {
-
- const TRexChar *stop;
- if(!(s = trex_matchnode(exp,&exp->_nodes[node->left],s,greedystop)))
- break;
- nmaches++;
- good=s;
- if(greedystop) {
- //checks that 0 matches satisfy the expression(if so skips)
- //if not would always stop(for instance if is a '?')
- if(greedystop->type != OP_GREEDY ||
- (greedystop->type == OP_GREEDY && ((greedystop->right >> 16)&0x0000FFFF) != 0))
- {
- TRexNode *gnext = NULL;
- if(greedystop->next != -1) {
- gnext = &exp->_nodes[greedystop->next];
- }else if(next && next->next != -1){
- gnext = &exp->_nodes[next->next];
- }
- stop = trex_matchnode(exp,greedystop,s,gnext);
- if(stop) {
- //if satisfied stop it
- if(p0 == p1 && p0 == nmaches) break;
- else if(nmaches >= p0 && p1 == 0xFFFF) break;
- else if(nmaches >= p0 && nmaches <= p1) break;
- }
- }
- }
+ if (s >= exp->_eol)
+ break;
+ }
+ if (p0 == p1 && p0 == nmaches)
+ return good;
+ else if (nmaches >= p0 && p1 == 0xFFFF)
+ return good;
+ else if (nmaches >= p0 && nmaches <= p1)
+ return good;
+ return NULL;
+ }
+ case OP_OR: {
+ const TRexChar* asd = str;
+ TRexNode* temp = &exp->_nodes[node->left];
+ while ((asd = trex_matchnode(exp, temp, asd, NULL)) != NULL) {
+ if (temp->next != -1)
+ temp = &exp->_nodes[temp->next];
+ else
+ return asd;
+ }
+ asd = str;
+ temp = &exp->_nodes[node->right];
+ while ((asd = trex_matchnode(exp, temp, asd, NULL)) != NULL) {
+ if (temp->next != -1)
+ temp = &exp->_nodes[temp->next];
+ else
+ return asd;
+ }
+ return NULL;
+ break;
+ }
+ case OP_EXPR:
+ case OP_NOCAPEXPR: {
+ TRexNode* n = &exp->_nodes[node->left];
+ const TRexChar* cur = str;
+ int capture = -1;
+ if (node->type != OP_NOCAPEXPR && node->right == exp->_currsubexp) {
+ capture = exp->_currsubexp;
+ exp->_matches[capture].begin = cur;
+ exp->_currsubexp++;
+ }
- if(s >= exp->_eol)
- break;
- }
- if(p0 == p1 && p0 == nmaches) return good;
- else if(nmaches >= p0 && p1 == 0xFFFF) return good;
- else if(nmaches >= p0 && nmaches <= p1) return good;
- return NULL;
- }
- case OP_OR: {
- const TRexChar *asd = str;
- TRexNode *temp=&exp->_nodes[node->left];
- while( (asd = trex_matchnode(exp,temp,asd,NULL)) ) {
- if(temp->next != -1)
- temp = &exp->_nodes[temp->next];
- else
- return asd;
- }
- asd = str;
- temp = &exp->_nodes[node->right];
- while( (asd = trex_matchnode(exp,temp,asd,NULL)) ) {
- if(temp->next != -1)
- temp = &exp->_nodes[temp->next];
- else
- return asd;
- }
- return NULL;
- break;
- }
- case OP_EXPR:
- case OP_NOCAPEXPR:{
- TRexNode *n = &exp->_nodes[node->left];
- const TRexChar *cur = str;
- int capture = -1;
- if(node->type != OP_NOCAPEXPR && node->right == exp->_currsubexp) {
- capture = exp->_currsubexp;
- exp->_matches[capture].begin = cur;
- exp->_currsubexp++;
- }
+ do {
+ TRexNode* subnext = NULL;
+ if (n->next != -1) {
+ subnext = &exp->_nodes[n->next];
+ } else {
+ subnext = next;
+ }
+ if ((cur = trex_matchnode(exp, n, cur, subnext)) == NULL) {
+ if (capture != -1) {
+ exp->_matches[capture].begin = 0;
+ exp->_matches[capture].len = 0;
+ }
+ return NULL;
+ }
+ } while ((n->next != -1) && ((n = &exp->_nodes[n->next]) != NULL));
- do {
- TRexNode *subnext = NULL;
- if(n->next != -1) {
- subnext = &exp->_nodes[n->next];
- }else {
- subnext = next;
- }
- if(!(cur = trex_matchnode(exp,n,cur,subnext))) {
- if(capture != -1){
- exp->_matches[capture].begin = 0;
- exp->_matches[capture].len = 0;
- }
- return NULL;
- }
- } while((n->next != -1) && (n = &exp->_nodes[n->next]));
-
- if(capture != -1)
- exp->_matches[capture].len = (int)(cur - exp->_matches[capture].begin);
- return cur;
- }
- case OP_WB:
- if((str == exp->_bol && !ISSPACE(*str))
- || ((str == exp->_eol && !ISSPACE(*(str-1))))
- || ((!ISSPACE(*str) && ISSPACE(*(str+1))))
- || ((ISSPACE(*str) && !ISSPACE(*(str+1)))) ) {
- return (node->left == 'b')?str:NULL;
- }
- return (node->left == 'b')?NULL:str;
- case OP_BOL:
- if(str == exp->_bol) return str;
- return NULL;
- case OP_EOL:
- if(str == exp->_eol) return str;
- return NULL;
- case OP_DOT:
- str++;
- return str;
- case OP_NCLASS:
- case OP_CLASS:
- if(trex_matchclass(exp,&exp->_nodes[node->left],*str)?(type == OP_CLASS?TRex_True:TRex_False):(type == OP_NCLASS?TRex_True:TRex_False)) {
- str++;
- return str;
- }
- return NULL;
- case OP_CCLASS:
- if(trex_matchcclass(node->left,*str)) {
- str++;
- return str;
- }
- return NULL;
- default: /* char */
- if (exp->_flags & TREX_ICASE)
- {
- if(*str != tolower(node->type) && *str != toupper(node->type)) return NULL;
- }
- else
- {
- if (*str != node->type) return NULL;
- }
- str++;
- return str;
- }
- return NULL;
+ if (capture != -1)
+ exp->_matches[capture].len = (int)(cur - exp->_matches[capture].begin);
+ return cur;
+ }
+ case OP_WB:
+ if ((str == exp->_bol && !isspace(*str)) || (str == exp->_eol && !isspace(*(str - 1))) || (!isspace(*str) && isspace(*(str + 1))) ||
+ (isspace(*str) && !isspace(*(str + 1)))) {
+ return (node->left == 'b') ? str : NULL;
+ }
+ return (node->left == 'b') ? NULL : str;
+ case OP_BOL:
+ if (str == exp->_bol)
+ return str;
+ return NULL;
+ case OP_EOL:
+ if (str == exp->_eol)
+ return str;
+ return NULL;
+ case OP_DOT: {
+ str++;
+ }
+ return str;
+ case OP_NCLASS:
+ case OP_CLASS:
+ if (trex_matchclass(exp, &exp->_nodes[node->left], *str) ? (type == OP_CLASS ? TRex_True : TRex_False)
+ : (type == OP_NCLASS ? TRex_True : TRex_False)) {
+ str++;
+ return str;
+ }
+ return NULL;
+ case OP_CCLASS:
+ if (trex_matchcclass(node->left, *str)) {
+ str++;
+ return str;
+ }
+ return NULL;
+ default: /* char */
+ if (exp->_flags & TREX_ICASE) {
+ if (*str != tolower(node->type) && *str != toupper(node->type))
+ return NULL;
+ } else {
+ if (*str != node->type)
+ return NULL;
+ }
+ str++;
+ return str;
+ }
}
/* public api */
-TRex *trex_compile(const TRexChar *pattern,const TRexChar **error,int flags)
-{
- TRex *exp = (TRex *)malloc(sizeof(TRex));
- exp->_eol = exp->_bol = NULL;
- exp->_p = pattern;
- exp->_nallocated = (int)scstrlen(pattern) * sizeof(TRexChar);
- exp->_nodes = (TRexNode *)malloc(exp->_nallocated * sizeof(TRexNode));
- exp->_nsize = 0;
- exp->_matches = 0;
- exp->_nsubexpr = 0;
- exp->_first = trex_newnode(exp,OP_EXPR);
- exp->_error = error;
- exp->_jmpbuf = malloc(sizeof(jmp_buf));
- exp->_flags = flags;
- if(setjmp(*((jmp_buf*)exp->_jmpbuf)) == 0) {
- int res = trex_list(exp);
- exp->_nodes[exp->_first].left = res;
- if(*exp->_p!='\0')
- trex_error(exp,_SC("unexpected character"));
-#ifdef _DEBUG
- {
- int nsize,i;
- TRexNode *t;
- nsize = exp->_nsize;
- t = &exp->_nodes[0];
- scprintf(_SC("\n"));
- for(i = 0;i < nsize; i++) {
- if(exp->_nodes[i].type>MAX_CHAR)
- scprintf(_SC("[%02d] %10s "),i,g_nnames[exp->_nodes[i].type-MAX_CHAR]);
- else
- scprintf(_SC("[%02d] %10c "),i,exp->_nodes[i].type);
- scprintf(_SC("left %02d right %02d next %02d\n"),exp->_nodes[i].left,exp->_nodes[i].right,exp->_nodes[i].next);
- }
- scprintf(_SC("\n"));
- }
+TRex* trex_compile(const TRexChar* pattern, const TRexChar** error, int flags) {
+ TRex* exp = (TRex*)xmalloc(sizeof(TRex));
+ exp->_eol = exp->_bol = NULL;
+ exp->_p = pattern;
+ exp->_nallocated = (int)scstrlen(pattern) * sizeof(TRexChar);
+ exp->_nodes = (TRexNode*)xmalloc(exp->_nallocated * sizeof(TRexNode));
+ exp->_nsize = 0;
+ exp->_matches = 0;
+ exp->_nsubexpr = 0;
+ exp->_first = trex_newnode(exp, OP_EXPR);
+ exp->_error = error;
+ exp->_jmpbuf = xmalloc(sizeof(jmp_buf));
+ exp->_flags = flags;
+ if (setjmp(*((jmp_buf*)exp->_jmpbuf)) == 0) {
+ int res = trex_list(exp);
+ exp->_nodes[exp->_first].left = res;
+ if (*exp->_p != '\0')
+ trex_error(exp, _SC("unexpected character"));
+#ifdef ARG_REX_DEBUG
+ {
+ int nsize, i;
+ nsize = exp->_nsize;
+ scprintf(_SC("\n"));
+ for (i = 0; i < nsize; i++) {
+ if (exp->_nodes[i].type > MAX_CHAR)
+ scprintf(_SC("[%02d] %10s "), i, g_nnames[exp->_nodes[i].type - MAX_CHAR]);
+ else
+ scprintf(_SC("[%02d] %10c "), i, exp->_nodes[i].type);
+ scprintf(_SC("left %02d right %02d next %02d\n"), exp->_nodes[i].left, exp->_nodes[i].right, exp->_nodes[i].next);
+ }
+ scprintf(_SC("\n"));
+ }
#endif
- exp->_matches = (TRexMatch *) malloc(exp->_nsubexpr * sizeof(TRexMatch));
- memset(exp->_matches,0,exp->_nsubexpr * sizeof(TRexMatch));
- }
- else{
- trex_free(exp);
- return NULL;
- }
- return exp;
+ exp->_matches = (TRexMatch*)xmalloc(exp->_nsubexpr * sizeof(TRexMatch));
+ memset(exp->_matches, 0, exp->_nsubexpr * sizeof(TRexMatch));
+ } else {
+ trex_free(exp);
+ return NULL;
+ }
+ return exp;
}
-void trex_free(TRex *exp)
-{
- if(exp) {
- if(exp->_nodes) free(exp->_nodes);
- if(exp->_jmpbuf) free(exp->_jmpbuf);
- if(exp->_matches) free(exp->_matches);
- free(exp);
- }
+void trex_free(TRex* exp) {
+ if (exp) {
+ xfree(exp->_nodes);
+ xfree(exp->_jmpbuf);
+ xfree(exp->_matches);
+ xfree(exp);
+ }
}
-TRexBool trex_match(TRex* exp,const TRexChar* text)
-{
- const TRexChar* res = NULL;
- exp->_bol = text;
- exp->_eol = text + scstrlen(text);
- exp->_currsubexp = 0;
- res = trex_matchnode(exp,exp->_nodes,text,NULL);
- if(res == NULL || res != exp->_eol)
- return TRex_False;
- return TRex_True;
+TRexBool trex_match(TRex* exp, const TRexChar* text) {
+ const TRexChar* res = NULL;
+ exp->_bol = text;
+ exp->_eol = text + scstrlen(text);
+ exp->_currsubexp = 0;
+ res = trex_matchnode(exp, exp->_nodes, text, NULL);
+ if (res == NULL || res != exp->_eol)
+ return TRex_False;
+ return TRex_True;
}
-TRexBool trex_searchrange(TRex* exp,const TRexChar* text_begin,const TRexChar* text_end,const TRexChar** out_begin, const TRexChar** out_end)
-{
- const TRexChar *cur = NULL;
- int node = exp->_first;
- if(text_begin >= text_end) return TRex_False;
- exp->_bol = text_begin;
- exp->_eol = text_end;
- do {
- cur = text_begin;
- while(node != -1) {
- exp->_currsubexp = 0;
- cur = trex_matchnode(exp,&exp->_nodes[node],cur,NULL);
- if(!cur)
- break;
- node = exp->_nodes[node].next;
- }
- text_begin++;
- } while(cur == NULL && text_begin != text_end);
+TRexBool trex_searchrange(TRex* exp, const TRexChar* text_begin, const TRexChar* text_end, const TRexChar** out_begin, const TRexChar** out_end) {
+ const TRexChar* cur = NULL;
+ int node = exp->_first;
+ if (text_begin >= text_end)
+ return TRex_False;
+ exp->_bol = text_begin;
+ exp->_eol = text_end;
+ do {
+ cur = text_begin;
+ while (node != -1) {
+ exp->_currsubexp = 0;
+ cur = trex_matchnode(exp, &exp->_nodes[node], cur, NULL);
+ if (!cur)
+ break;
+ node = exp->_nodes[node].next;
+ }
+ text_begin++;
+ } while (cur == NULL && text_begin != text_end);
- if(cur == NULL)
- return TRex_False;
+ if (cur == NULL)
+ return TRex_False;
- --text_begin;
+ --text_begin;
- if(out_begin) *out_begin = text_begin;
- if(out_end) *out_end = cur;
- return TRex_True;
+ if (out_begin)
+ *out_begin = text_begin;
+ if (out_end)
+ *out_end = cur;
+ return TRex_True;
}
-TRexBool trex_search(TRex* exp,const TRexChar* text, const TRexChar** out_begin, const TRexChar** out_end)
-{
- return trex_searchrange(exp,text,text + scstrlen(text),out_begin,out_end);
+TRexBool trex_search(TRex* exp, const TRexChar* text, const TRexChar** out_begin, const TRexChar** out_end) {
+ return trex_searchrange(exp, text, text + scstrlen(text), out_begin, out_end);
}
-int trex_getsubexpcount(TRex* exp)
-{
- return exp->_nsubexpr;
+int trex_getsubexpcount(TRex* exp) {
+ return exp->_nsubexpr;
}
-TRexBool trex_getsubexp(TRex* exp, int n, TRexMatch *subexp)
-{
- if( n<0 || n >= exp->_nsubexpr) return TRex_False;
- *subexp = exp->_matches[n];
- return TRex_True;
+TRexBool trex_getsubexp(TRex* exp, int n, TRexMatch* subexp) {
+ if (n < 0 || n >= exp->_nsubexpr)
+ return TRex_False;
+ *subexp = exp->_matches[n];
+ return TRex_True;
}
/*******************************************************************************
+ * arg_str: Implements the str command-line option
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
-#include <stdlib.h>
-
#include "argtable3.h"
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
+#include <stdlib.h>
+
+static void arg_str_resetfn(struct arg_str* parent) {
+ int i;
-static void arg_str_resetfn(struct arg_str *parent)
-{
ARG_TRACE(("%s:resetfn(%p)\n", __FILE__, parent));
+ for (i = 0; i < parent->count; i++) {
+ parent->sval[i] = "";
+ }
parent->count = 0;
}
-
-static int arg_str_scanfn(struct arg_str *parent, const char *argval)
-{
+static int arg_str_scanfn(struct arg_str* parent, const char* argval) {
int errorcode = 0;
- if (parent->count == parent->hdr.maxcount)
- {
+ if (parent->count == parent->hdr.maxcount) {
/* maximum number of arguments exceeded */
- errorcode = EMAXCOUNT;
- }
- else if (!argval)
- {
+ errorcode = ARG_ERR_MAXCOUNT;
+ } else if (!argval) {
/* a valid argument with no argument value was given. */
/* This happens when an optional argument value was invoked. */
- /* leave parent arguiment value unaltered but still count the argument. */
+ /* leave parent argument value unaltered but still count the argument. */
parent->count++;
- }
- else
- {
+ } else {
parent->sval[parent->count++] = argval;
}
return errorcode;
}
+static int arg_str_checkfn(struct arg_str* parent) {
+ int errorcode = (parent->count < parent->hdr.mincount) ? ARG_ERR_MINCOUNT : 0;
-static int arg_str_checkfn(struct arg_str *parent)
-{
- int errorcode = (parent->count < parent->hdr.mincount) ? EMINCOUNT : 0;
-
ARG_TRACE(("%s:checkfn(%p) returns %d\n", __FILE__, parent, errorcode));
return errorcode;
}
-
-static void arg_str_errorfn(
- struct arg_str *parent,
- FILE *fp,
- int errorcode,
- const char *argval,
- const char *progname)
-{
- const char *shortopts = parent->hdr.shortopts;
- const char *longopts = parent->hdr.longopts;
- const char *datatype = parent->hdr.datatype;
+static void arg_str_errorfn(struct arg_str* parent, arg_dstr_t ds, int errorcode, const char* argval, const char* progname) {
+ const char* shortopts = parent->hdr.shortopts;
+ const char* longopts = parent->hdr.longopts;
+ const char* datatype = parent->hdr.datatype;
/* make argval NULL safe */
argval = argval ? argval : "";
- fprintf(fp, "%s: ", progname);
- switch(errorcode)
- {
- case EMINCOUNT:
- fputs("missing option ", fp);
- arg_print_option(fp, shortopts, longopts, datatype, "\n");
- break;
-
- case EMAXCOUNT:
- fputs("excess option ", fp);
- arg_print_option(fp, shortopts, longopts, argval, "\n");
- break;
+ arg_dstr_catf(ds, "%s: ", progname);
+ switch (errorcode) {
+ case ARG_ERR_MINCOUNT:
+ arg_dstr_cat(ds, "missing option ");
+ arg_print_option_ds(ds, shortopts, longopts, datatype, "\n");
+ break;
+
+ case ARG_ERR_MAXCOUNT:
+ arg_dstr_cat(ds, "excess option ");
+ arg_print_option_ds(ds, shortopts, longopts, argval, "\n");
+ break;
}
}
-
-struct arg_str * arg_str0(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_str* arg_str0(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_strn(shortopts, longopts, datatype, 0, 1, glossary);
}
-
-struct arg_str * arg_str1(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- const char *glossary)
-{
+struct arg_str* arg_str1(const char* shortopts, const char* longopts, const char* datatype, const char* glossary) {
return arg_strn(shortopts, longopts, datatype, 1, 1, glossary);
}
-
-struct arg_str * arg_strn(
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- int mincount,
- int maxcount,
- const char *glossary)
-{
+struct arg_str* arg_strn(const char* shortopts, const char* longopts, const char* datatype, int mincount, int maxcount, const char* glossary) {
size_t nbytes;
- struct arg_str *result;
+ struct arg_str* result;
+ int i;
/* should not allow this stupid error */
/* we should return an error code warning this logic error */
/* foolproof things by ensuring maxcount is not less than mincount */
maxcount = (maxcount < mincount) ? mincount : maxcount;
- nbytes = sizeof(struct arg_str) /* storage for struct arg_str */
- + maxcount * sizeof(char *); /* storage for sval[maxcount] array */
+ nbytes = sizeof(struct arg_str) /* storage for struct arg_str */
+ + maxcount * sizeof(char*); /* storage for sval[maxcount] array */
- result = (struct arg_str *)malloc(nbytes);
- if (result)
- {
- int i;
-
- /* init the arg_hdr struct */
- result->hdr.flag = ARG_HASVALUE;
- result->hdr.shortopts = shortopts;
- result->hdr.longopts = longopts;
- result->hdr.datatype = datatype ? datatype : "<string>";
- result->hdr.glossary = glossary;
- result->hdr.mincount = mincount;
- result->hdr.maxcount = maxcount;
- result->hdr.parent = result;
- result->hdr.resetfn = (arg_resetfn *)arg_str_resetfn;
- result->hdr.scanfn = (arg_scanfn *)arg_str_scanfn;
- result->hdr.checkfn = (arg_checkfn *)arg_str_checkfn;
- result->hdr.errorfn = (arg_errorfn *)arg_str_errorfn;
-
- /* store the sval[maxcount] array immediately after the arg_str struct */
- result->sval = (const char * *)(result + 1);
- result->count = 0;
-
- /* foolproof the string pointers by initialising them to reference empty strings */
- for (i = 0; i < maxcount; i++)
- result->sval[i] = "";
+ result = (struct arg_str*)xmalloc(nbytes);
+
+ /* init the arg_hdr struct */
+ result->hdr.flag = ARG_HASVALUE;
+ result->hdr.shortopts = shortopts;
+ result->hdr.longopts = longopts;
+ result->hdr.datatype = datatype ? datatype : "<string>";
+ result->hdr.glossary = glossary;
+ result->hdr.mincount = mincount;
+ result->hdr.maxcount = maxcount;
+ result->hdr.parent = result;
+ result->hdr.resetfn = (arg_resetfn*)arg_str_resetfn;
+ result->hdr.scanfn = (arg_scanfn*)arg_str_scanfn;
+ result->hdr.checkfn = (arg_checkfn*)arg_str_checkfn;
+ result->hdr.errorfn = (arg_errorfn*)arg_str_errorfn;
+
+ /* store the sval[maxcount] array immediately after the arg_str struct */
+ result->sval = (const char**)(result + 1);
+ result->count = 0;
+
+ /* foolproof the string pointers by initializing them to reference empty strings */
+ for (i = 0; i < maxcount; i++)
+ result->sval[i] = "";
+
+ ARG_TRACE(("arg_strn() returns %p\n", result));
+ return result;
+}
+/*******************************************************************************
+ * arg_cmd: Provides the sub-command mechanism
+ *
+ * This file is part of the argtable3 library.
+ *
+ * Copyright (C) 2013-2019 Tom G. Huang
+ * <tomghuang@gmail.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of STEWART HEITMANN nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL STEWART HEITMANN BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ ******************************************************************************/
+
+#include "argtable3.h"
+
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#endif
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define MAX_MODULE_VERSION_SIZE 128
+
+static arg_hashtable_t* s_hashtable = NULL;
+static char* s_module_name = NULL;
+static int s_mod_ver_major = 0;
+static int s_mod_ver_minor = 0;
+static int s_mod_ver_patch = 0;
+static char* s_mod_ver_tag = NULL;
+static char* s_mod_ver = NULL;
+
+void arg_set_module_name(const char* name) {
+ size_t slen;
+
+ xfree(s_module_name);
+ slen = strlen(name);
+ s_module_name = (char*)xmalloc(slen + 1);
+ memset(s_module_name, 0, slen + 1);
+
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ strncpy_s(s_module_name, slen + 1, name, slen);
+#else
+ memcpy(s_module_name, name, slen);
+#endif
+}
+
+void arg_set_module_version(int major, int minor, int patch, const char* tag) {
+ size_t slen_tag, slen_ds;
+ arg_dstr_t ds;
+
+ s_mod_ver_major = major;
+ s_mod_ver_minor = minor;
+ s_mod_ver_patch = patch;
+
+ xfree(s_mod_ver_tag);
+ slen_tag = strlen(tag);
+ s_mod_ver_tag = (char*)xmalloc(slen_tag + 1);
+ memset(s_mod_ver_tag, 0, slen_tag + 1);
+
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ strncpy_s(s_mod_ver_tag, slen_tag + 1, tag, slen_tag);
+#else
+ memcpy(s_mod_ver_tag, tag, slen_tag);
+#endif
+
+ ds = arg_dstr_create();
+ arg_dstr_catf(ds, "%d.", s_mod_ver_major);
+ arg_dstr_catf(ds, "%d.", s_mod_ver_minor);
+ arg_dstr_catf(ds, "%d.", s_mod_ver_patch);
+ arg_dstr_cat(ds, s_mod_ver_tag);
+
+ xfree(s_mod_ver);
+ slen_ds = strlen(arg_dstr_cstr(ds));
+ s_mod_ver = (char*)xmalloc(slen_ds + 1);
+ memset(s_mod_ver, 0, slen_ds + 1);
+
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ strncpy_s(s_mod_ver, slen_ds + 1, arg_dstr_cstr(ds), slen_ds);
+#else
+ memcpy(s_mod_ver, arg_dstr_cstr(ds), slen_ds);
+#endif
+
+ arg_dstr_destroy(ds);
+}
+
+static unsigned int hash_key(const void* key) {
+ const char* str = (const char*)key;
+ int c;
+ unsigned int hash = 5381;
+
+ while ((c = *str++) != 0)
+ hash = ((hash << 5) + hash) + c; /* hash * 33 + c */
+
+ return hash;
+}
+
+static int equal_keys(const void* key1, const void* key2) {
+ char* k1 = (char*)key1;
+ char* k2 = (char*)key2;
+ return (0 == strcmp(k1, k2));
+}
+
+void arg_cmd_init(void) {
+ s_hashtable = arg_hashtable_create(32, hash_key, equal_keys);
+}
+
+void arg_cmd_uninit(void) {
+ arg_hashtable_destroy(s_hashtable, 1);
+}
+
+void arg_cmd_register(const char* name, arg_cmdfn* proc, const char* description) {
+ arg_cmd_info_t* cmd_info;
+ size_t slen_name;
+ void* k;
+
+ assert(strlen(name) < ARG_CMD_NAME_LEN);
+ assert(strlen(description) < ARG_CMD_DESCRIPTION_LEN);
+
+ /* Check if the command already exists. */
+ /* If the command exists, replace the existing command. */
+ /* If the command doesn't exist, insert the command. */
+ cmd_info = (arg_cmd_info_t*)arg_hashtable_search(s_hashtable, name);
+ if (cmd_info) {
+ arg_hashtable_remove(s_hashtable, name);
+ cmd_info = NULL;
+ }
+
+ cmd_info = (arg_cmd_info_t*)xmalloc(sizeof(arg_cmd_info_t));
+ memset(cmd_info, 0, sizeof(arg_cmd_info_t));
+
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ strncpy_s(cmd_info->name, ARG_CMD_NAME_LEN, name, strlen(name));
+ strncpy_s(cmd_info->description, ARG_CMD_DESCRIPTION_LEN, description, strlen(description));
+#else
+ memcpy(cmd_info->name, name, strlen(name));
+ memcpy(cmd_info->description, description, strlen(description));
+#endif
+
+ cmd_info->proc = proc;
+
+ slen_name = strlen(name);
+ k = xmalloc(slen_name + 1);
+ memset(k, 0, slen_name + 1);
+
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
+ strncpy_s((char*)k, slen_name + 1, name, slen_name);
+#else
+ memcpy((char*)k, name, slen_name);
+#endif
+
+ arg_hashtable_insert(s_hashtable, k, cmd_info);
+}
+
+void arg_cmd_unregister(const char* name) {
+ arg_hashtable_remove(s_hashtable, name);
+}
+
+int arg_cmd_dispatch(const char* name, int argc, char* argv[], arg_dstr_t res) {
+ arg_cmd_info_t* cmd_info = arg_cmd_info(name);
+
+ assert(cmd_info != NULL);
+ assert(cmd_info->proc != NULL);
+
+ return cmd_info->proc(argc, argv, res);
+}
+
+arg_cmd_info_t* arg_cmd_info(const char* name) {
+ return (arg_cmd_info_t*)arg_hashtable_search(s_hashtable, name);
+}
+
+unsigned int arg_cmd_count(void) {
+ return arg_hashtable_count(s_hashtable);
+}
+
+arg_cmd_itr_t arg_cmd_itr_create(void) {
+ return (arg_cmd_itr_t)arg_hashtable_itr_create(s_hashtable);
+}
+
+int arg_cmd_itr_advance(arg_cmd_itr_t itr) {
+ return arg_hashtable_itr_advance((arg_hashtable_itr_t*)itr);
+}
+
+char* arg_cmd_itr_key(arg_cmd_itr_t itr) {
+ return (char*)arg_hashtable_itr_key((arg_hashtable_itr_t*)itr);
+}
+
+arg_cmd_info_t* arg_cmd_itr_value(arg_cmd_itr_t itr) {
+ return (arg_cmd_info_t*)arg_hashtable_itr_value((arg_hashtable_itr_t*)itr);
+}
+
+void arg_cmd_itr_destroy(arg_cmd_itr_t itr) {
+ arg_hashtable_itr_destroy((arg_hashtable_itr_t*)itr);
+}
+
+int arg_cmd_itr_search(arg_cmd_itr_t itr, void* k) {
+ return arg_hashtable_itr_search((arg_hashtable_itr_t*)itr, s_hashtable, k);
+}
+
+static const char* module_name(void) {
+ if (s_module_name == NULL || strlen(s_module_name) == 0)
+ return "<name>";
+
+ return s_module_name;
+}
+
+static const char* module_version(void) {
+ if (s_mod_ver == NULL || strlen(s_mod_ver) == 0)
+ return "0.0.0.0";
+
+ return s_mod_ver;
+}
+
+void arg_make_get_help_msg(arg_dstr_t res) {
+ arg_dstr_catf(res, "%s v%s\n", module_name(), module_version());
+ arg_dstr_catf(res, "Please type '%s help' to get more information.\n", module_name());
+}
+
+void arg_make_help_msg(arg_dstr_t ds, char* cmd_name, void** argtable) {
+ arg_cmd_info_t* cmd_info = (arg_cmd_info_t*)arg_hashtable_search(s_hashtable, cmd_name);
+ if (cmd_info) {
+ arg_dstr_catf(ds, "%s: %s\n", cmd_name, cmd_info->description);
+ }
+
+ arg_dstr_cat(ds, "Usage:\n");
+ arg_dstr_catf(ds, " %s", module_name());
+
+ arg_print_syntaxv_ds(ds, argtable, "\n \nAvailable options:\n");
+ arg_print_glossary_ds(ds, argtable, " %-23s %s\n");
+
+ arg_dstr_cat(ds, "\n");
+}
+
+void arg_make_syntax_err_msg(arg_dstr_t ds, void** argtable, struct arg_end* end) {
+ arg_print_errors_ds(ds, end, module_name());
+ arg_dstr_cat(ds, "Usage: \n");
+ arg_dstr_catf(ds, " %s", module_name());
+ arg_print_syntaxv_ds(ds, argtable, "\n");
+ arg_dstr_cat(ds, "\n");
+}
+
+int arg_make_syntax_err_help_msg(arg_dstr_t ds, char* name, int help, int nerrors, void** argtable, struct arg_end* end, int* exitcode) {
+ /* help handling
+ * note: '-h|--help' takes precedence over error reporting
+ */
+ if (help > 0) {
+ arg_make_help_msg(ds, name, argtable);
+ *exitcode = EXIT_SUCCESS;
+ return 1;
+ }
+
+ /* syntax error handling */
+ if (nerrors > 0) {
+ arg_make_syntax_err_msg(ds, argtable, end);
+ *exitcode = EXIT_FAILURE;
+ return 1;
}
-
- ARG_TRACE(("arg_strn() returns %p\n", result));
- return result;
+
+ return 0;
}
/*******************************************************************************
+ * argtable3: Implements the main interfaces of the library
+ *
* This file is part of the argtable3 library.
*
* Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
+#include "argtable3.h"
+
+#ifndef ARG_AMALGAMATION
+#include "argtable3_private.h"
+#if ARG_REPLACE_GETOPT == 1
+#include "arg_getopt.h"
+#else
+#include <getopt.h>
+#endif
+#else
+#if ARG_REPLACE_GETOPT == 0
+#include <getopt.h>
+#endif
+#endif
+
+#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#undef WIN32_LEAN_AND_MEAN
+#endif
+
+#include <assert.h>
+#include <ctype.h>
+#include <limits.h>
#include <stdlib.h>
#include <string.h>
-#include <stdlib.h>
-#include <ctype.h>
-
-#include "argtable3.h"
-static
-void arg_register_error(struct arg_end *end,
- void *parent,
- int error,
- const char *argval)
-{
+static void arg_register_error(struct arg_end* end, void* parent, int error, const char* argval) {
/* printf("arg_register_error(%p,%p,%d,%s)\n",end,parent,error,argval); */
- if (end->count < end->hdr.maxcount)
- {
+ if (end->count < end->hdr.maxcount) {
end->error[end->count] = error;
end->parent[end->count] = parent;
end->argval[end->count] = argval;
end->count++;
- }
- else
- {
- end->error[end->hdr.maxcount - 1] = ARG_ELIMIT;
+ } else {
+ end->error[end->hdr.maxcount - 1] = ARG_ELIMIT;
end->parent[end->hdr.maxcount - 1] = end;
end->argval[end->hdr.maxcount - 1] = NULL;
}
}
-
/*
* Return index of first table entry with a matching short option
* or -1 if no match was found.
*/
-static
-int find_shortoption(struct arg_hdr * *table, char shortopt)
-{
+static int find_shortoption(struct arg_hdr** table, char shortopt) {
int tabindex;
- for(tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- if (table[tabindex]->shortopts &&
- strchr(table[tabindex]->shortopts, shortopt))
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ if (table[tabindex]->shortopts && strchr(table[tabindex]->shortopts, shortopt))
return tabindex;
}
return -1;
}
-
-struct longoptions
-{
+struct longoptions {
int getoptval;
int noptions;
- struct option *options;
+ struct option* options;
};
#if 0
}
#endif
-static
-struct longoptions * alloc_longoptions(struct arg_hdr * *table)
-{
- struct longoptions *result;
+static struct longoptions* alloc_longoptions(struct arg_hdr** table) {
+ struct longoptions* result;
size_t nbytes;
int noptions = 1;
size_t longoptlen = 0;
int tabindex;
+ int option_index = 0;
+ char* store;
/*
* Determine the total number of option structs required
* and return that count in logoptlen.
*/
tabindex = 0;
- do
- {
- const char *longopts = table[tabindex]->longopts;
+ do {
+ const char* longopts = table[tabindex]->longopts;
longoptlen += (longopts ? strlen(longopts) : 0) + 1;
- while (longopts)
- {
+ while (longopts) {
noptions++;
longopts = strchr(longopts + 1, ',');
}
- } while(!(table[tabindex++]->flag & ARG_TERMINATOR));
+ } while (!(table[tabindex++]->flag & ARG_TERMINATOR));
/*printf("%d long options consuming %d chars in total\n",noptions,longoptlen);*/
-
/* allocate storage for return data structure as: */
/* (struct longoptions) + (struct options)[noptions] + char[longoptlen] */
- nbytes = sizeof(struct longoptions)
- + sizeof(struct option) * noptions
- + longoptlen;
- result = (struct longoptions *)malloc(nbytes);
- if (result)
- {
- int option_index = 0;
- char *store;
-
- result->getoptval = 0;
- result->noptions = noptions;
- result->options = (struct option *)(result + 1);
- store = (char *)(result->options + noptions);
-
- for(tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- const char *longopts = table[tabindex]->longopts;
-
- while(longopts && *longopts)
- {
- char *storestart = store;
-
- /* copy progressive longopt strings into the store */
- while (*longopts != 0 && *longopts != ',')
- *store++ = *longopts++;
- *store++ = 0;
- if (*longopts == ',')
- longopts++;
- /*fprintf(stderr,"storestart=\"%s\"\n",storestart);*/
-
- result->options[option_index].name = storestart;
- result->options[option_index].flag = &(result->getoptval);
- result->options[option_index].val = tabindex;
- if (table[tabindex]->flag & ARG_HASOPTVALUE)
- result->options[option_index].has_arg = 2;
- else if (table[tabindex]->flag & ARG_HASVALUE)
- result->options[option_index].has_arg = 1;
- else
- result->options[option_index].has_arg = 0;
+ nbytes = sizeof(struct longoptions) + sizeof(struct option) * noptions + longoptlen;
+ result = (struct longoptions*)xmalloc(nbytes);
+
+ result->getoptval = 0;
+ result->noptions = noptions;
+ result->options = (struct option*)(result + 1);
+ store = (char*)(result->options + noptions);
+
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ const char* longopts = table[tabindex]->longopts;
+
+ while (longopts && *longopts) {
+ char* storestart = store;
+
+ /* copy progressive longopt strings into the store */
+ while (*longopts != 0 && *longopts != ',')
+ *store++ = *longopts++;
+ *store++ = 0;
+ if (*longopts == ',')
+ longopts++;
+ /*fprintf(stderr,"storestart=\"%s\"\n",storestart);*/
+
+ result->options[option_index].name = storestart;
+ result->options[option_index].flag = &(result->getoptval);
+ result->options[option_index].val = tabindex;
+ if (table[tabindex]->flag & ARG_HASOPTVALUE)
+ result->options[option_index].has_arg = 2;
+ else if (table[tabindex]->flag & ARG_HASVALUE)
+ result->options[option_index].has_arg = 1;
+ else
+ result->options[option_index].has_arg = 0;
- option_index++;
- }
+ option_index++;
}
- /* terminate the options array with a zero-filled entry */
- result->options[option_index].name = 0;
- result->options[option_index].has_arg = 0;
- result->options[option_index].flag = 0;
- result->options[option_index].val = 0;
}
+ /* terminate the options array with a zero-filled entry */
+ result->options[option_index].name = 0;
+ result->options[option_index].has_arg = 0;
+ result->options[option_index].flag = 0;
+ result->options[option_index].val = 0;
/*dump_longoptions(result);*/
return result;
}
-static
-char * alloc_shortoptions(struct arg_hdr * *table)
-{
- char *result;
+static char* alloc_shortoptions(struct arg_hdr** table) {
+ char* result;
size_t len = 2;
int tabindex;
+ char* res;
/* determine the total number of option chars required */
- for(tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- struct arg_hdr *hdr = table[tabindex];
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ struct arg_hdr* hdr = table[tabindex];
len += 3 * (hdr->shortopts ? strlen(hdr->shortopts) : 0);
}
- result = malloc(len);
- if (result)
- {
- char *res = result;
+ result = xmalloc(len);
- /* add a leading ':' so getopt return codes distinguish */
- /* unrecognised option and options missing argument values */
- *res++ = ':';
+ res = result;
- for(tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- struct arg_hdr *hdr = table[tabindex];
- const char *shortopts = hdr->shortopts;
- while(shortopts && *shortopts)
- {
- *res++ = *shortopts++;
- if (hdr->flag & ARG_HASVALUE)
- *res++ = ':';
- if (hdr->flag & ARG_HASOPTVALUE)
- *res++ = ':';
- }
+ /* add a leading ':' so getopt return codes distinguish */
+ /* unrecognised option and options missing argument values */
+ *res++ = ':';
+
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ struct arg_hdr* hdr = table[tabindex];
+ const char* shortopts = hdr->shortopts;
+ while (shortopts && *shortopts) {
+ *res++ = *shortopts++;
+ if (hdr->flag & ARG_HASVALUE)
+ *res++ = ':';
+ if (hdr->flag & ARG_HASOPTVALUE)
+ *res++ = ':';
}
- /* null terminate the string */
- *res = 0;
}
+ /* null terminate the string */
+ *res = 0;
/*printf("alloc_shortoptions() returns \"%s\"\n",(result?result:"NULL"));*/
return result;
}
-
/* return index of the table terminator entry */
-static
-int arg_endindex(struct arg_hdr * *table)
-{
+static int arg_endindex(struct arg_hdr** table) {
int tabindex = 0;
while (!(table[tabindex]->flag & ARG_TERMINATOR))
tabindex++;
return tabindex;
}
-
-static
-void arg_parse_tagged(int argc,
- char * *argv,
- struct arg_hdr * *table,
- struct arg_end *endtable)
-{
- struct longoptions *longoptions;
- char *shortoptions;
+static void arg_parse_tagged(int argc, char** argv, struct arg_hdr** table, struct arg_end* endtable) {
+ struct longoptions* longoptions;
+ char* shortoptions;
int copt;
/*printf("arg_parse_tagged(%d,%p,%p,%p)\n",argc,argv,table,endtable);*/
/* allocate short and long option arrays for the given opttable[]. */
/* if the allocs fail then put an error msg in the last table entry. */
- longoptions = alloc_longoptions(table);
+ longoptions = alloc_longoptions(table);
shortoptions = alloc_shortoptions(table);
- if (!longoptions || !shortoptions)
- {
- /* one or both memory allocs failed */
- arg_register_error(endtable, endtable, ARG_EMALLOC, NULL);
- /* free anything that was allocated (this is null safe) */
- free(shortoptions);
- free(longoptions);
- return;
- }
/*dump_longoptions(longoptions);*/
opterr = 0;
/* fetch and process args using getopt_long */
- while( (copt =
- getopt_long(argc, argv, shortoptions, longoptions->options,
- NULL)) != -1)
- {
+#ifdef ARG_LONG_ONLY
+ while ((copt = getopt_long_only(argc, argv, shortoptions, longoptions->options, NULL)) != -1) {
+#else
+ while ((copt = getopt_long(argc, argv, shortoptions, longoptions->options, NULL)) != -1) {
+#endif
/*
printf("optarg='%s'\n",optarg);
printf("optind=%d\n",optind);
printf("copt=%c\n",(char)copt);
printf("optopt=%c (%d)\n",optopt, (int)(optopt));
*/
- switch(copt)
- {
- case 0:
- {
- int tabindex = longoptions->getoptval;
- void *parent = table[tabindex]->parent;
- /*printf("long option detected from argtable[%d]\n", tabindex);*/
- if (optarg && optarg[0] == 0 &&
- (table[tabindex]->flag & ARG_HASVALUE))
- {
- /* printf(": long option %s requires an argument\n",argv[optind-1]); */
- arg_register_error(endtable, endtable, ARG_EMISSARG,
- argv[optind - 1]);
- /* continue to scan the (empty) argument value to enforce argument count checking */
- }
- if (table[tabindex]->scanfn)
- {
- int errorcode = table[tabindex]->scanfn(parent, optarg);
- if (errorcode != 0)
- arg_register_error(endtable, parent, errorcode, optarg);
- }
- }
- break;
-
- case '?':
- /*
- * getopt_long() found an unrecognised short option.
- * if it was a short option its value is in optopt
- * if it was a long option then optopt=0
- */
- switch (optopt)
- {
- case 0:
- /*printf("?0 unrecognised long option %s\n",argv[optind-1]);*/
- arg_register_error(endtable, endtable, ARG_ELONGOPT,
- argv[optind - 1]);
- break;
- default:
- /*printf("?* unrecognised short option '%c'\n",optopt);*/
- arg_register_error(endtable, endtable, optopt, NULL);
- break;
- }
- break;
-
- case ':':
- /*
- * getopt_long() found an option with its argument missing.
- */
- /*printf(": option %s requires an argument\n",argv[optind-1]); */
- arg_register_error(endtable, endtable, ARG_EMISSARG,
- argv[optind - 1]);
- break;
-
- default:
- {
- /* getopt_long() found a valid short option */
- int tabindex = find_shortoption(table, (char)copt);
- /*printf("short option detected from argtable[%d]\n", tabindex);*/
- if (tabindex == -1)
- {
- /* should never get here - but handle it just in case */
- /*printf("unrecognised short option %d\n",copt);*/
- arg_register_error(endtable, endtable, copt, NULL);
- }
- else
- {
- if (table[tabindex]->scanfn)
- {
- void *parent = table[tabindex]->parent;
+ switch (copt) {
+ case 0: {
+ int tabindex = longoptions->getoptval;
+ void* parent = table[tabindex]->parent;
+ /*printf("long option detected from argtable[%d]\n", tabindex);*/
+ if (optarg && optarg[0] == 0 && (table[tabindex]->flag & ARG_HASVALUE)) {
+ /* printf(": long option %s requires an argument\n",argv[optind-1]); */
+ arg_register_error(endtable, endtable, ARG_EMISSARG, argv[optind - 1]);
+ /* continue to scan the (empty) argument value to enforce argument count checking */
+ }
+ if (table[tabindex]->scanfn) {
int errorcode = table[tabindex]->scanfn(parent, optarg);
if (errorcode != 0)
arg_register_error(endtable, parent, errorcode, optarg);
}
+ } break;
+
+ case '?':
+ /*
+ * getopt_long() found an unrecognised short option.
+ * if it was a short option its value is in optopt
+ * if it was a long option then optopt=0
+ */
+ switch (optopt) {
+ case 0:
+ /*printf("?0 unrecognised long option %s\n",argv[optind-1]);*/
+ arg_register_error(endtable, endtable, ARG_ELONGOPT, argv[optind - 1]);
+ break;
+ default:
+ /*printf("?* unrecognised short option '%c'\n",optopt);*/
+ arg_register_error(endtable, endtable, optopt, NULL);
+ break;
+ }
+ break;
+
+ case ':':
+ /*
+ * getopt_long() found an option with its argument missing.
+ */
+ /*printf(": option %s requires an argument\n",argv[optind-1]); */
+ arg_register_error(endtable, endtable, ARG_EMISSARG, argv[optind - 1]);
+ break;
+
+ default: {
+ /* getopt_long() found a valid short option */
+ int tabindex = find_shortoption(table, (char)copt);
+ /*printf("short option detected from argtable[%d]\n", tabindex);*/
+ if (tabindex == -1) {
+ /* should never get here - but handle it just in case */
+ /*printf("unrecognised short option %d\n",copt);*/
+ arg_register_error(endtable, endtable, copt, NULL);
+ } else {
+ if (table[tabindex]->scanfn) {
+ void* parent = table[tabindex]->parent;
+ int errorcode = table[tabindex]->scanfn(parent, optarg);
+ if (errorcode != 0)
+ arg_register_error(endtable, parent, errorcode, optarg);
+ }
+ }
+ break;
}
- break;
- }
}
}
- free(shortoptions);
- free(longoptions);
+ xfree(shortoptions);
+ xfree(longoptions);
}
-
-static
-void arg_parse_untagged(int argc,
- char * *argv,
- struct arg_hdr * *table,
- struct arg_end *endtable)
-{
+static void arg_parse_untagged(int argc, char** argv, struct arg_hdr** table, struct arg_end* endtable) {
int tabindex = 0;
int errorlast = 0;
- const char *optarglast = NULL;
- void *parentlast = NULL;
+ const char* optarglast = NULL;
+ void* parentlast = NULL;
/*printf("arg_parse_untagged(%d,%p,%p,%p)\n",argc,argv,table,endtable);*/
- while (!(table[tabindex]->flag & ARG_TERMINATOR))
- {
- void *parent;
+ while (!(table[tabindex]->flag & ARG_TERMINATOR)) {
+ void* parent;
int errorcode;
/* if we have exhausted our argv[optind] entries then we have finished */
- if (optind >= argc)
- {
+ if (optind >= argc) {
/*printf("arg_parse_untagged(): argv[] exhausted\n");*/
return;
}
/* skip table entries with non-null long or short options (they are not untagged entries) */
- if (table[tabindex]->longopts || table[tabindex]->shortopts)
- {
+ if (table[tabindex]->longopts || table[tabindex]->shortopts) {
/*printf("arg_parse_untagged(): skipping argtable[%d] (tagged argument)\n",tabindex);*/
tabindex++;
continue;
}
/* skip table entries with NULL scanfn */
- if (!(table[tabindex]->scanfn))
- {
+ if (!(table[tabindex]->scanfn)) {
/*printf("arg_parse_untagged(): skipping argtable[%d] (NULL scanfn)\n",tabindex);*/
tabindex++;
continue;
/* try again with the next table[] entry. */
parent = table[tabindex]->parent;
errorcode = table[tabindex]->scanfn(parent, argv[optind]);
- if (errorcode == 0)
- {
+ if (errorcode == 0) {
/* success, move onto next argv[optind] but stay with same table[tabindex] */
/*printf("arg_parse_untagged(): argtable[%d] successfully matched\n",tabindex);*/
optind++;
/* clear the last tentative error */
errorlast = 0;
- }
- else
- {
+ } else {
/* failure, try same argv[optind] with next table[tabindex] entry */
/*printf("arg_parse_untagged(): argtable[%d] failed match\n",tabindex);*/
tabindex++;
optarglast = argv[optind];
parentlast = parent;
}
-
}
/* if a tenative error still remains at this point then register it as a proper error */
- if (errorlast)
- {
+ if (errorlast) {
arg_register_error(endtable, parentlast, errorlast, optarglast);
optind++;
}
/* only get here when not all argv[] entries were consumed */
/* register an error for each unused argv[] entry */
- while (optind < argc)
- {
+ while (optind < argc) {
/*printf("arg_parse_untagged(): argv[%d]=\"%s\" not consumed\n",optind,argv[optind]);*/
arg_register_error(endtable, endtable, ARG_ENOMATCH, argv[optind++]);
}
return;
}
-
-static
-void arg_parse_check(struct arg_hdr * *table, struct arg_end *endtable)
-{
+static void arg_parse_check(struct arg_hdr** table, struct arg_end* endtable) {
int tabindex = 0;
/* printf("arg_parse_check()\n"); */
- do
- {
- if (table[tabindex]->checkfn)
- {
- void *parent = table[tabindex]->parent;
+ do {
+ if (table[tabindex]->checkfn) {
+ void* parent = table[tabindex]->parent;
int errorcode = table[tabindex]->checkfn(parent);
if (errorcode != 0)
arg_register_error(endtable, parent, errorcode, NULL);
}
- } while(!(table[tabindex++]->flag & ARG_TERMINATOR));
+ } while (!(table[tabindex++]->flag & ARG_TERMINATOR));
}
-
-static
-void arg_reset(void * *argtable)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+static void arg_reset(void** argtable) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int tabindex = 0;
/*printf("arg_reset(%p)\n",argtable);*/
- do
- {
+ do {
if (table[tabindex]->resetfn)
table[tabindex]->resetfn(table[tabindex]->parent);
- } while(!(table[tabindex++]->flag & ARG_TERMINATOR));
+ } while (!(table[tabindex++]->flag & ARG_TERMINATOR));
}
-
-int arg_parse(int argc, char * *argv, void * *argtable)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
- struct arg_end *endtable;
+int arg_parse(int argc, char** argv, void** argtable) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
+ struct arg_end* endtable;
int endindex;
- char * *argvcopy = NULL;
+ char** argvcopy = NULL;
+ int i;
/*printf("arg_parse(%d,%p,%p)\n",argc,argv,argtable);*/
/* locate the first end-of-table marker within the array */
endindex = arg_endindex(table);
- endtable = (struct arg_end *)table[endindex];
+ endtable = (struct arg_end*)table[endindex];
/* Special case of argc==0. This can occur on Texas Instruments DSP. */
/* Failure to trap this case results in an unwanted NULL result from */
/* the malloc for argvcopy (next code block). */
- if (argc == 0)
- {
+ if (argc == 0) {
/* We must still perform post-parse checks despite the absence of command line arguments */
arg_parse_check(table, endtable);
return endtable->count;
}
- argvcopy = (char **)malloc(sizeof(char *) * (argc + 1));
- if (argvcopy)
- {
- int i;
+ argvcopy = (char**)xmalloc(sizeof(char*) * (argc + 1));
- /*
- Fill in the local copy of argv[]. We need a local copy
- because getopt rearranges argv[] which adversely affects
- susbsequent parsing attempts.
- */
- for (i = 0; i < argc; i++)
- argvcopy[i] = argv[i];
+ /*
+ Fill in the local copy of argv[]. We need a local copy
+ because getopt rearranges argv[] which adversely affects
+ susbsequent parsing attempts.
+ */
+ for (i = 0; i < argc; i++)
+ argvcopy[i] = argv[i];
- argvcopy[argc] = NULL;
-
- /* parse the command line (local copy) for tagged options */
- arg_parse_tagged(argc, argvcopy, table, endtable);
+ argvcopy[argc] = NULL;
- /* parse the command line (local copy) for untagged options */
- arg_parse_untagged(argc, argvcopy, table, endtable);
+ /* parse the command line (local copy) for tagged options */
+ arg_parse_tagged(argc, argvcopy, table, endtable);
- /* if no errors so far then perform post-parse checks otherwise dont bother */
- if (endtable->count == 0)
- arg_parse_check(table, endtable);
+ /* parse the command line (local copy) for untagged options */
+ arg_parse_untagged(argc, argvcopy, table, endtable);
- /* release the local copt of argv[] */
- free(argvcopy);
- }
- else
- {
- /* memory alloc failed */
- arg_register_error(endtable, endtable, ARG_EMALLOC, NULL);
- }
+ /* if no errors so far then perform post-parse checks otherwise dont bother */
+ if (endtable->count == 0)
+ arg_parse_check(table, endtable);
+
+ /* release the local copt of argv[] */
+ xfree(argvcopy);
return endtable->count;
}
-
/*
* Concatenate contents of src[] string onto *pdest[] string.
* The *pdest pointer is altered to point to the end of the
* dest[] == "goodbye cruel world!"
* ndest == 10
*/
-static
-void arg_cat(char * *pdest, const char *src, size_t *pndest)
-{
- char *dest = *pdest;
- char *end = dest + *pndest;
+static void arg_cat(char** pdest, const char* src, size_t* pndest) {
+ char* dest = *pdest;
+ char* end = dest + *pndest;
/*locate null terminator of dest string */
- while(dest < end && *dest != 0)
+ while (dest < end && *dest != 0)
dest++;
/* concat src string to dest string */
- while(dest < end && *src != 0)
+ while (dest < end && *src != 0)
*dest++ = *src++;
/* null terminate dest string */
/* update *pdest and *pndest */
*pndest = end - dest;
- *pdest = dest;
+ *pdest = dest;
}
-
-static
-void arg_cat_option(char *dest,
- size_t ndest,
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- int optvalue)
-{
- if (shortopts)
- {
+static void arg_cat_option(char* dest, size_t ndest, const char* shortopts, const char* longopts, const char* datatype, int optvalue) {
+ if (shortopts) {
char option[3];
/* note: option array[] is initialiazed dynamically here to satisfy */
option[2] = 0;
arg_cat(&dest, option, &ndest);
- if (datatype)
- {
+ if (datatype) {
arg_cat(&dest, " ", &ndest);
- if (optvalue)
- {
+ if (optvalue) {
arg_cat(&dest, "[", &ndest);
arg_cat(&dest, datatype, &ndest);
arg_cat(&dest, "]", &ndest);
- }
- else
+ } else
arg_cat(&dest, datatype, &ndest);
}
- }
- else if (longopts)
- {
+ } else if (longopts) {
size_t ncspn;
/* add "--" tag prefix */
/* add comma separated option tag */
ncspn = strcspn(longopts, ",");
-#ifdef __STDC_WANT_SECURE_LIB__
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
strncat_s(dest, ndest, longopts, (ncspn < ndest) ? ncspn : ndest);
#else
strncat(dest, longopts, (ncspn < ndest) ? ncspn : ndest);
#endif
- if (datatype)
- {
+ if (datatype) {
arg_cat(&dest, "=", &ndest);
- if (optvalue)
- {
+ if (optvalue) {
arg_cat(&dest, "[", &ndest);
arg_cat(&dest, datatype, &ndest);
arg_cat(&dest, "]", &ndest);
- }
- else
+ } else
arg_cat(&dest, datatype, &ndest);
}
- }
- else if (datatype)
- {
- if (optvalue)
- {
+ } else if (datatype) {
+ if (optvalue) {
arg_cat(&dest, "[", &ndest);
arg_cat(&dest, datatype, &ndest);
arg_cat(&dest, "]", &ndest);
- }
- else
+ } else
arg_cat(&dest, datatype, &ndest);
}
}
-static
-void arg_cat_optionv(char *dest,
- size_t ndest,
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- int optvalue,
- const char *separator)
-{
+static void arg_cat_optionv(char* dest, size_t ndest, const char* shortopts, const char* longopts, const char* datatype, int optvalue, const char* separator) {
separator = separator ? separator : "";
- if (shortopts)
- {
- const char *c = shortopts;
- while(*c)
- {
+ if (shortopts) {
+ const char* c = shortopts;
+ while (*c) {
/* "-a|-b|-c" */
char shortopt[3];
if (shortopts && longopts)
arg_cat(&dest, separator, &ndest);
- if (longopts)
- {
- const char *c = longopts;
- while(*c)
- {
+ if (longopts) {
+ const char* c = longopts;
+ while (*c) {
size_t ncspn;
/* add "--" tag prefix */
/* add comma separated option tag */
ncspn = strcspn(c, ",");
-#ifdef __STDC_WANT_SECURE_LIB__
+#if (defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__)) || (defined(__STDC_SECURE_LIB__) && defined(__STDC_WANT_SECURE_LIB__))
strncat_s(dest, ndest, c, (ncspn < ndest) ? ncspn : ndest);
#else
strncat(dest, c, (ncspn < ndest) ? ncspn : ndest);
c += ncspn;
/* add given separator in place of comma */
- if (*c == ',')
- {
+ if (*c == ',') {
arg_cat(&dest, separator, &ndest);
c++;
}
}
}
- if (datatype)
- {
+ if (datatype) {
if (longopts)
arg_cat(&dest, "=", &ndest);
else if (shortopts)
arg_cat(&dest, " ", &ndest);
- if (optvalue)
- {
+ if (optvalue) {
arg_cat(&dest, "[", &ndest);
arg_cat(&dest, datatype, &ndest);
arg_cat(&dest, "]", &ndest);
- }
- else
+ } else
arg_cat(&dest, datatype, &ndest);
}
}
-
-/* this function should be deprecated because it doesnt consider optional argument values (ARG_HASOPTVALUE) */
-void arg_print_option(FILE *fp,
- const char *shortopts,
- const char *longopts,
- const char *datatype,
- const char *suffix)
-{
+void arg_print_option_ds(arg_dstr_t ds, const char* shortopts, const char* longopts, const char* datatype, const char* suffix) {
char syntax[200] = "";
suffix = suffix ? suffix : "";
/* there is no way of passing the proper optvalue for optional argument values here, so we must ignore it */
- arg_cat_optionv(syntax,
- sizeof(syntax),
- shortopts,
- longopts,
- datatype,
- 0,
- "|");
+ arg_cat_optionv(syntax, sizeof(syntax) - 1, shortopts, longopts, datatype, 0, "|");
- fputs(syntax, fp);
- fputs(suffix, fp);
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, (char*)suffix);
}
+/* this function should be deprecated because it doesn't consider optional argument values (ARG_HASOPTVALUE) */
+void arg_print_option(FILE* fp, const char* shortopts, const char* longopts, const char* datatype, const char* suffix) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_option_ds(ds, shortopts, longopts, datatype, suffix);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
/*
* Print a GNU style [OPTION] string in which all short options that
* do not take argument values are presented in abbreviated form, as
* in: -xvfsd, or -xvf[sd], or [-xvsfd]
*/
-static
-void arg_print_gnuswitch(FILE *fp, struct arg_hdr * *table)
-{
+static void arg_print_gnuswitch_ds(arg_dstr_t ds, struct arg_hdr** table) {
int tabindex;
- char *format1 = " -%c";
- char *format2 = " [-%c";
- char *suffix = "";
+ char* format1 = " -%c";
+ char* format2 = " [-%c";
+ char* suffix = "";
/* print all mandatory switches that are without argument values */
- for(tabindex = 0;
- table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR);
- tabindex++)
- {
+ for (tabindex = 0; table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
/* skip optional options */
if (table[tabindex]->mincount < 1)
continue;
continue;
/* print the short option (only the first short option char, ignore multiple choices)*/
- fprintf(fp, format1, table[tabindex]->shortopts[0]);
+ arg_dstr_catf(ds, format1, table[tabindex]->shortopts[0]);
format1 = "%c";
format2 = "[%c";
}
/* print all optional switches that are without argument values */
- for(tabindex = 0;
- table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR);
- tabindex++)
- {
+ for (tabindex = 0; table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
/* skip mandatory args */
if (table[tabindex]->mincount > 0)
continue;
continue;
/* print first short option */
- fprintf(fp, format2, table[tabindex]->shortopts[0]);
+ arg_dstr_catf(ds, format2, table[tabindex]->shortopts[0]);
format2 = "%c";
suffix = "]";
}
- fprintf(fp, "%s", suffix);
+ arg_dstr_catf(ds, "%s", suffix);
}
-
-void arg_print_syntax(FILE *fp, void * *argtable, const char *suffix)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_print_syntax_ds(arg_dstr_t ds, void** argtable, const char* suffix) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int i, tabindex;
/* print GNU style [OPTION] string */
- arg_print_gnuswitch(fp, table);
+ arg_print_gnuswitch_ds(ds, table);
/* print remaining options in abbreviated style */
- for(tabindex = 0;
- table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR);
- tabindex++)
- {
+ for (tabindex = 0; table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
char syntax[200] = "";
const char *shortopts, *longopts, *datatype;
/* skip short options without arg values (they were printed by arg_print_gnu_switch) */
- if (table[tabindex]->shortopts &&
- !(table[tabindex]->flag & ARG_HASVALUE))
+ if (table[tabindex]->shortopts && !(table[tabindex]->flag & ARG_HASVALUE))
continue;
shortopts = table[tabindex]->shortopts;
- longopts = table[tabindex]->longopts;
- datatype = table[tabindex]->datatype;
- arg_cat_option(syntax,
- sizeof(syntax),
- shortopts,
- longopts,
- datatype,
- table[tabindex]->flag & ARG_HASOPTVALUE);
-
- if (strlen(syntax) > 0)
- {
+ longopts = table[tabindex]->longopts;
+ datatype = table[tabindex]->datatype;
+ arg_cat_option(syntax, sizeof(syntax) - 1, shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE);
+
+ if (strlen(syntax) > 0) {
/* print mandatory instances of this option */
- for (i = 0; i < table[tabindex]->mincount; i++)
- fprintf(fp, " %s", syntax);
+ for (i = 0; i < table[tabindex]->mincount; i++) {
+ arg_dstr_cat(ds, " ");
+ arg_dstr_cat(ds, syntax);
+ }
/* print optional instances enclosed in "[..]" */
- switch ( table[tabindex]->maxcount - table[tabindex]->mincount )
- {
- case 0:
- break;
- case 1:
- fprintf(fp, " [%s]", syntax);
- break;
- case 2:
- fprintf(fp, " [%s] [%s]", syntax, syntax);
- break;
- default:
- fprintf(fp, " [%s]...", syntax);
- break;
+ switch (table[tabindex]->maxcount - table[tabindex]->mincount) {
+ case 0:
+ break;
+ case 1:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ break;
+ case 2:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ break;
+ default:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]...");
+ break;
}
}
}
- if (suffix)
- fprintf(fp, "%s", suffix);
+ if (suffix) {
+ arg_dstr_cat(ds, (char*)suffix);
+ }
}
+void arg_print_syntax(FILE* fp, void** argtable, const char* suffix) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_syntax_ds(ds, argtable, suffix);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
-void arg_print_syntaxv(FILE *fp, void * *argtable, const char *suffix)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_print_syntaxv_ds(arg_dstr_t ds, void** argtable, const char* suffix) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int i, tabindex;
/* print remaining options in abbreviated style */
- for(tabindex = 0;
- table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR);
- tabindex++)
- {
+ for (tabindex = 0; table[tabindex] && !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
char syntax[200] = "";
const char *shortopts, *longopts, *datatype;
shortopts = table[tabindex]->shortopts;
- longopts = table[tabindex]->longopts;
- datatype = table[tabindex]->datatype;
- arg_cat_optionv(syntax,
- sizeof(syntax),
- shortopts,
- longopts,
- datatype,
- table[tabindex]->flag & ARG_HASOPTVALUE,
- "|");
+ longopts = table[tabindex]->longopts;
+ datatype = table[tabindex]->datatype;
+ arg_cat_optionv(syntax, sizeof(syntax) - 1, shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE, "|");
/* print mandatory options */
- for (i = 0; i < table[tabindex]->mincount; i++)
- fprintf(fp, " %s", syntax);
+ for (i = 0; i < table[tabindex]->mincount; i++) {
+ arg_dstr_cat(ds, " ");
+ arg_dstr_cat(ds, syntax);
+ }
/* print optional args enclosed in "[..]" */
- switch ( table[tabindex]->maxcount - table[tabindex]->mincount )
- {
- case 0:
- break;
- case 1:
- fprintf(fp, " [%s]", syntax);
- break;
- case 2:
- fprintf(fp, " [%s] [%s]", syntax, syntax);
- break;
- default:
- fprintf(fp, " [%s]...", syntax);
- break;
+ switch (table[tabindex]->maxcount - table[tabindex]->mincount) {
+ case 0:
+ break;
+ case 1:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ break;
+ case 2:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]");
+ break;
+ default:
+ arg_dstr_cat(ds, " [");
+ arg_dstr_cat(ds, syntax);
+ arg_dstr_cat(ds, "]...");
+ break;
}
}
- if (suffix)
- fprintf(fp, "%s", suffix);
+ if (suffix) {
+ arg_dstr_cat(ds, (char*)suffix);
+ }
}
+void arg_print_syntaxv(FILE* fp, void** argtable, const char* suffix) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_syntaxv_ds(ds, argtable, suffix);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
-void arg_print_glossary(FILE *fp, void * *argtable, const char *format)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_print_glossary_ds(arg_dstr_t ds, void** argtable, const char* format) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int tabindex;
format = format ? format : " %-20s %s\n";
- for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- if (table[tabindex]->glossary)
- {
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ if (table[tabindex]->glossary) {
char syntax[200] = "";
- const char *shortopts = table[tabindex]->shortopts;
- const char *longopts = table[tabindex]->longopts;
- const char *datatype = table[tabindex]->datatype;
- const char *glossary = table[tabindex]->glossary;
- arg_cat_optionv(syntax,
- sizeof(syntax),
- shortopts,
- longopts,
- datatype,
- table[tabindex]->flag & ARG_HASOPTVALUE,
- ", ");
- fprintf(fp, format, syntax, glossary);
+ const char* shortopts = table[tabindex]->shortopts;
+ const char* longopts = table[tabindex]->longopts;
+ const char* datatype = table[tabindex]->datatype;
+ const char* glossary = table[tabindex]->glossary;
+ arg_cat_optionv(syntax, sizeof(syntax) - 1, shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE, ", ");
+ arg_dstr_catf(ds, format, syntax, glossary);
}
}
}
+void arg_print_glossary(FILE* fp, void** argtable, const char* format) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_glossary_ds(ds, argtable, format);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
/**
* Print a piece of text formatted, which means in a column with a
*
* Author: Uli Fouquet
*/
-static
-void arg_print_formatted( FILE *fp,
- const unsigned lmargin,
- const unsigned rmargin,
- const char *text )
-{
- const unsigned textlen = (unsigned)strlen( text );
- unsigned line_start = 0;
- unsigned line_end = textlen + 1;
- const unsigned colwidth = (rmargin - lmargin) + 1;
+static void arg_print_formatted_ds(arg_dstr_t ds, const unsigned lmargin, const unsigned rmargin, const char* text) {
+ const unsigned int textlen = (unsigned int)strlen(text);
+ unsigned int line_start = 0;
+ unsigned int line_end = textlen;
+ const unsigned int colwidth = (rmargin - lmargin) + 1;
+
+ assert(strlen(text) < UINT_MAX);
/* Someone doesn't like us... */
- if ( line_end < line_start )
- { fprintf( fp, "%s\n", text ); }
+ if (line_end < line_start) {
+ arg_dstr_catf(ds, "%s\n", text);
+ }
- while (line_end - 1 > line_start )
- {
- /* Eat leading whitespaces. This is essential because while
+ while (line_end > line_start) {
+ /* Eat leading white spaces. This is essential because while
wrapping lines, there will often be a whitespace at beginning
of line */
- while ( ISSPACE(*(text + line_start)) )
- { line_start++; }
-
- if ((line_end - line_start) > colwidth )
- { line_end = line_start + colwidth; }
+ while (isspace(*(text + line_start))) {
+ line_start++;
+ }
/* Find last whitespace, that fits into line */
- while ( ( line_end > line_start )
- && ( line_end - line_start > colwidth )
- && !ISSPACE(*(text + line_end)))
- { line_end--; }
+ if (line_end - line_start > colwidth) {
+ line_end = line_start + colwidth;
+
+ while ((line_end > line_start) && !isspace(*(text + line_end))) {
+ line_end--;
+ }
- /* Do not print trailing whitespace. If this text
- has got only one line, line_end now points to the
- last char due to initialization. */
- line_end--;
+ /* Consume trailing spaces */
+ while ((line_end > line_start) && isspace(*(text + line_end))) {
+ line_end--;
+ }
+
+ /* Restore the last non-space character */
+ line_end++;
+ }
/* Output line of text */
- while ( line_start < line_end )
- {
- fputc(*(text + line_start), fp );
+ while (line_start < line_end) {
+ char c = *(text + line_start);
+ arg_dstr_catc(ds, c);
line_start++;
}
- fputc( '\n', fp );
+ arg_dstr_cat(ds, "\n");
/* Initialize another line */
- if ( line_end + 1 < textlen )
- {
+ if (line_end < textlen) {
unsigned i;
- for (i = 0; i < lmargin; i++ )
- { fputc( ' ', fp ); }
+ for (i = 0; i < lmargin; i++) {
+ arg_dstr_cat(ds, " ");
+ }
line_end = textlen;
}
-
- /* If we have to print another line, get also the last char. */
- line_end++;
-
} /* lines of text */
}
*
* Contributed by Uli Fouquet
*/
-void arg_print_glossary_gnu(FILE *fp, void * *argtable )
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_print_glossary_gnu_ds(arg_dstr_t ds, void** argtable) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int tabindex;
- for(tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++)
- {
- if (table[tabindex]->glossary)
- {
+ for (tabindex = 0; !(table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
+ if (table[tabindex]->glossary) {
char syntax[200] = "";
- const char *shortopts = table[tabindex]->shortopts;
- const char *longopts = table[tabindex]->longopts;
- const char *datatype = table[tabindex]->datatype;
- const char *glossary = table[tabindex]->glossary;
+ const char* shortopts = table[tabindex]->shortopts;
+ const char* longopts = table[tabindex]->longopts;
+ const char* datatype = table[tabindex]->datatype;
+ const char* glossary = table[tabindex]->glossary;
- if ( !shortopts && longopts )
- {
+ if (!shortopts && longopts) {
/* Indent trailing line by 4 spaces... */
- memset( syntax, ' ', 4 );
+ memset(syntax, ' ', 4);
*(syntax + 4) = '\0';
}
- arg_cat_optionv(syntax,
- sizeof(syntax),
- shortopts,
- longopts,
- datatype,
- table[tabindex]->flag & ARG_HASOPTVALUE,
- ", ");
+ arg_cat_optionv(syntax, sizeof(syntax) - 1, shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE, ", ");
/* If syntax fits not into column, print glossary in new line... */
- if ( strlen(syntax) > 25 )
- {
- fprintf( fp, " %-25s %s\n", syntax, "" );
+ if (strlen(syntax) > 25) {
+ arg_dstr_catf(ds, " %-25s %s\n", syntax, "");
*syntax = '\0';
}
- fprintf( fp, " %-25s ", syntax );
- arg_print_formatted( fp, 28, 79, glossary );
+ arg_dstr_catf(ds, " %-25s ", syntax);
+ arg_print_formatted_ds(ds, 28, 79, glossary);
}
} /* for each table entry */
- fputc( '\n', fp );
+ arg_dstr_cat(ds, "\n");
}
+void arg_print_glossary_gnu(FILE* fp, void** argtable) {
+ arg_dstr_t ds = arg_dstr_create();
+ arg_print_glossary_gnu_ds(ds, argtable);
+ fputs(arg_dstr_cstr(ds), fp);
+ arg_dstr_destroy(ds);
+}
/**
* Checks the argtable[] array for NULL entries and returns 1
* if any are found, zero otherwise.
*/
-int arg_nullcheck(void * *argtable)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+int arg_nullcheck(void** argtable) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int tabindex;
/*printf("arg_nullcheck(%p)\n",argtable);*/
return 1;
tabindex = 0;
- do
- {
+ do {
/*printf("argtable[%d]=%p\n",tabindex,argtable[tabindex]);*/
if (!table[tabindex])
return 1;
- } while(!(table[tabindex++]->flag & ARG_TERMINATOR));
+ } while (!(table[tabindex++]->flag & ARG_TERMINATOR));
return 0;
}
-
/*
* arg_free() is deprecated in favour of arg_freetable() due to a flaw in its design.
* The flaw results in memory leak in the (very rare) case that an intermediate
* with the newer arg_freetable() function.
* We still keep arg_free() for backwards compatibility.
*/
-void arg_free(void * *argtable)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_free(void** argtable) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
int tabindex = 0;
int flag;
/*printf("arg_free(%p)\n",argtable);*/
- do
- {
+ do {
/*
if we encounter a NULL entry then somewhat incorrectly we presume
we have come to the end of the array. It isnt strictly true because
break;
flag = table[tabindex]->flag;
- free(table[tabindex]);
+ xfree(table[tabindex]);
table[tabindex++] = NULL;
- } while(!(flag & ARG_TERMINATOR));
+ } while (!(flag & ARG_TERMINATOR));
}
/* frees each non-NULL element of argtable[], where n is the size of the number of entries in the array */
-void arg_freetable(void * *argtable, size_t n)
-{
- struct arg_hdr * *table = (struct arg_hdr * *)argtable;
+void arg_freetable(void** argtable, size_t n) {
+ struct arg_hdr** table = (struct arg_hdr**)argtable;
size_t tabindex = 0;
/*printf("arg_freetable(%p)\n",argtable);*/
- for (tabindex = 0; tabindex < n; tabindex++)
- {
+ for (tabindex = 0; tabindex < n; tabindex++) {
if (table[tabindex] == NULL)
continue;
- free(table[tabindex]);
+ xfree(table[tabindex]);
table[tabindex] = NULL;
};
}
+#ifdef _WIN32
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
+ return TRUE;
+ UNREFERENCED_PARAMETER(hinstDLL);
+ UNREFERENCED_PARAMETER(fdwReason);
+ UNREFERENCED_PARAMETER(lpvReserved);
+}
+#endif
projects / proxmark3-svn / commitdiff