X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/usb-driver/blobdiff_plain/325556c9337c3c645fa965a8d1b35a13457e029b..b316fb2f6fab6acf253eb4fbe67213ebb9baf202:/usb-driver.c

diff --git a/usb-driver.c b/usb-driver.c
index 26ce16b..504a278 100644
--- a/usb-driver.c
+++ b/usb-driver.c
@@ -39,6 +39,8 @@
 #include <sys/ioctl.h>
 #include <sys/utsname.h>
 #include <bits/wordsize.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
 #include "usb-driver.h"
 #include "config.h"
 #include "xpcu.h"
@@ -557,6 +559,12 @@ FILE *fopen(const char *path, const char *mode) {
 
 	if (!strcmp(path, "/proc/modules")) {
 		DPRINTF("opening /proc/modules\n");
+		if (!ret && errno == ENOENT) {
+			/* Hmm.. there appears to be no /proc/modules file
+			 * fake it then */
+			ret = (*func)("/dev/null", mode);
+			DPRINTF("No /proc/modules -- faking\n");
+		}
 #ifdef NO_WINDRVR
 		modulesfp = ret;
 		modules_read = 0;
@@ -624,6 +632,29 @@ int access(const char *pathname, int mode) {
 	}
 }
 
+#if 0
+/* USB cable sharing needs to overload semop, TODO! */
+int semop (int __semid, struct sembuf *__sops, size_t __nsops) {
+	static int (*func) (int, struct sembuf*, size_t) = NULL;
+	int i;
+
+	if (!func)
+		func = (int (*) (int, struct sembuf*, size_t)) dlsym(RTLD_NEXT, "semop");
+	
+	fprintf(stderr,"semop: semid: 0x%X, elements: %d\n", __semid, __nsops);
+	for (i = 0; i < __nsops; i++) {
+		fprintf(stderr, " num: %u, op: %d, flg: %d\n", __sops[i].sem_num, __sops[i].sem_op, __sops[i].sem_flg);
+		if (__sops[i].sem_op < 0) {
+			fprintf(stderr, "SEMAPHORE LOCK\n");
+		} else {
+			fprintf(stderr, "SEMAPHORE UNLOCK\n");
+		}
+	}
+
+	return (*func)(__semid, __sops, __nsops);
+}
+#endif
+
 #if __WORDSIZE == 32
 int uname (struct utsname *__name) {
 	static int (*func) (struct utsname*);
@@ -641,3 +672,11 @@ int uname (struct utsname *__name) {
 	return ret;
 }
 #endif
+
+/* Ugly hack for ISE 12. They don't seem to open /proc/modules with
+ * open() anymore... */
+int _Z14isModuleLoadedPci(void) {
+	DPRINTF("Faking _Z14isModuleLoadedPci\n");
+
+	return 1;
+}