git.zerfleddert.de Git - micropolis/blob - src/tcl/regexp.h

   1 /*
   2  * Definitions etc. for regexp(3) routines.
   3  *
   4  * Caveat:  this is V8 regexp(3) [actually, a reimplementation thereof],
   5  * not the System V one.
   6  */
   7
   8 #ifndef _TCL
   9 #include "tcl.h"
  10 #endif
  11 #ifndef _REGEXP
  12 #define _REGEXP 1
  13
  14 #define NSUBEXP  10
  15 typedef struct regexp {
  16         char *startp[NSUBEXP];
  17         char *endp[NSUBEXP];
  18         char regstart;          /* Internal use only. */
  19         char reganch;           /* Internal use only. */
  20         char *regmust;          /* Internal use only. */
  21         int regmlen;            /* Internal use only. */
  22         char program[1];        /* Unwarranted chumminess with compiler. */
  23 } regexp;
  24
  25 extern regexp *regcomp _ANSI_ARGS_((char *exp));
  26 extern int regexec _ANSI_ARGS_((regexp *prog, char *string));
  27 extern void regsub _ANSI_ARGS_((regexp *prog, char *source, char *dest));
  28 extern void regerror _ANSI_ARGS_((char *msg));
  29
  30 #endif /* REGEXP */