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<string.h>: Make strchrnul, strcasestr, memmem available by default

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FreeBSD makes them available by default, too, so there does not seem
to be a reason to restrict these functions to _GNU_SOURCE.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer 2023-04-06 16:40:44 +02:00
parent 81a3cc956e
commit 30e3ca78f9
1 changed files with 3 additions and 3 deletions
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6
string/string.h
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@ -274,7 +274,7 @@ extern char *strrchr (const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
#endif
#ifdef __USE_GNU
#ifdef __USE_MISC
/* This function is similar to `strchr'. But it returns a pointer to
the closing NUL byte in case C is not found in S. */
# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
@ -368,7 +368,7 @@ extern char *strtok_r (char *__restrict __s, const char *__restrict __delim,
__THROW __nonnull ((2, 3));
#endif
#ifdef __USE_GNU
#ifdef __USE_MISC
/* Similar to `strstr' but this function ignores the case of both strings. */
# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *strcasestr (char *__haystack, const char *__needle)
@ -382,7 +382,7 @@ extern char *strcasestr (const char *__haystack, const char *__needle)
# endif
#endif
#ifdef __USE_GNU
#ifdef __USE_MISC
/* Find the first occurrence of NEEDLE in HAYSTACK.
NEEDLE is NEEDLELEN bytes long;
HAYSTACK is HAYSTACKLEN bytes long. */