add memmem function (gnu extension)

[musl] / include / string.h

diff --git a/include/string.h b/include/string.h
index f96f71e..33f0137 100644 (file)
--- a/include/string.h
+++ b/include/string.h
@@ -5,11 +5,7 @@
 extern "C" {
 #endif
 
-#if __STDC_VERSION__ >= 199901L
-#define __restrict restrict
-#elif !defined(__GNUC__)
-#define __restrict
-#endif
+#include <features.h>
 
 #undef NULL
 #ifdef __cplusplus
@@ -83,6 +79,10 @@ size_t strxfrm_l (char *__restrict, const char *__restrict, size_t, locale_t);
 void *memccpy (void *__restrict, const void *__restrict, int, size_t);
 #endif
 
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+char *strsep(char **, const char *);
+#endif
+
 #ifdef _BSD_SOURCE
 size_t strlcat (char *, const char *, size_t);
 size_t strlcpy (char *, const char *, size_t);
@@ -95,7 +95,7 @@ int strcasecmp_l (const char *, const char *, locale_t);
 int strncasecmp_l (const char *, const char *, size_t, locale_t);
 char *strchrnul(const char *, int);
 char *strcasestr(const char *, const char *);
-char *strsep(char **, const char *);
+void *memmem(const void *, size_t, const void *, size_t);
 void *memrchr(const void *, int, size_t);
 void *mempcpy(void *, const void *, size_t);
 #ifndef __cplusplus