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* string/string.h (memchr, strchr, strrchr, strpbrk, strstr, index,

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rindex): For C++ add inlines so that they can be recognized as
	builtins.
	* string/strings.h: Define correct C++ prototypes for gcc 4.4.
This commit is contained in:
Ulrich Drepper
2009-01-30 16:47:57 +00:00
parent 7f901dd7ca
commit 8585cb7454
3 changed files with 199 additions and 18 deletions
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149
string/string.h
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@ -69,10 +69,27 @@ extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
/* Search N bytes of S for C. */
#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" void *memchr (void *__s, int __c, size_t __n)
extern "C++"
{
extern void *memchr (void *__s, int __c, size_t __n)
__THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
extern "C++" __const void *memchr (__const void *__s, int __c, size_t __n)
extern __const void *memchr (__const void *__s, int __c, size_t __n)
__THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
# ifdef __OPTIMIZE__
__extern_always_inline void *
memchr (void *__s, int __c, size_t __n) __THROW
{
return __builtin_memchr (__s, __c, __n);
}
__extern_always_inline __const void *
memchr (__const void *__s, int __c, size_t __n) __THROW
{
return __builtin_memchr (__s, __c, __n);
}
# endif
}
#else
extern void *memchr (__const void *__s, int __c, size_t __n)
__THROW __attribute_pure__ __nonnull ((1));
@ -191,20 +208,54 @@ extern char *strndup (__const char *__string, size_t __n)
__BEGIN_NAMESPACE_STD
/* Find the first occurrence of C in S. */
#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *strchr (char *__s, int __c)
extern "C++"
{
extern char *strchr (char *__s, int __c)
__THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
extern "C++" __const char *strchr (__const char *__s, int __c)
extern __const char *strchr (__const char *__s, int __c)
__THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
# ifdef __OPTIMIZE__
__extern_always_inline char *
strchr (char *__s, int __c) __THROW
{
return __builtin_strchr (__s, __c);
}
__extern_always_inline __const char *
strchr (__const char *__s, int __c) __THROW
{
return __builtin_strchr (__s, __c);
}
# endif
}
#else
extern char *strchr (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
#endif
/* Find the last occurrence of C in S. */
#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *strrchr (char *__s, int __c)
extern "C++"
{
extern char *strrchr (char *__s, int __c)
__THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
extern "C++" __const char *strrchr (__const char *__s, int __c)
extern __const char *strrchr (__const char *__s, int __c)
__THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
# ifdef __OPTIMIZE__
__extern_always_inline char *
strrchr (char *__s, int __c) __THROW
{
return __builtin_strrchr (__s, __c);
}
__extern_always_inline __const char *
strrchr (__const char *__s, int __c) __THROW
{
return __builtin_strrchr (__s, __c);
}
# endif
}
#else
extern char *strrchr (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
@ -236,21 +287,55 @@ extern size_t strspn (__const char *__s, __const char *__accept)
__THROW __attribute_pure__ __nonnull ((1, 2));
/* Find the first occurrence in S of any character in ACCEPT. */
#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *strpbrk (char *__s, __const char *__accept)
extern "C++"
{
extern char *strpbrk (char *__s, __const char *__accept)
__THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
extern "C++" __const char *strpbrk (__const char *__s, __const char *__accept)
extern __const char *strpbrk (__const char *__s, __const char *__accept)
__THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
# ifdef __OPTIMIZE__
__extern_always_inline char *
strpbrk (char *__s, __const char *__accept) __THROW
{
return __builtin_strpbrk (__s, __accept);
}
__extern_always_inline __const char *
strpbrk (__const char *__s, __const char *__accept) __THROW
{
return __builtin_strpbrk (__s, __accept);
}
# endif
}
#else
extern char *strpbrk (__const char *__s, __const char *__accept)
__THROW __attribute_pure__ __nonnull ((1, 2));
#endif
/* Find the first occurrence of NEEDLE in HAYSTACK. */
#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *strstr (char *__haystack, __const char *__needle)
extern "C++"
{
extern char *strstr (char *__haystack, __const char *__needle)
__THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
extern "C++" __const char *strstr (__const char *__haystack,
__const char *__needle)
extern __const char *strstr (__const char *__haystack,
__const char *__needle)
__THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
# ifdef __OPTIMIZE__
__extern_always_inline char *
strstr (char *__haystack, __const char *__needle) __THROW
{
return __builtin_strstr (__haystack, __needle);
}
__extern_always_inline __const char *
strstr (__const char *__haystack, __const char *__needle) __THROW
{
return __builtin_strstr (__haystack, __needle);
}
# endif
}
#else
extern char *strstr (__const char *__haystack, __const char *__needle)
__THROW __attribute_pure__ __nonnull ((1, 2));
@ -377,10 +462,27 @@ extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
/* Find the first occurrence of C in S (same as strchr). */
# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *index (char *__s, int __c)
extern "C++"
{
extern char *index (char *__s, int __c)
__THROW __asm ("index") __attribute_pure__ __nonnull ((1));
extern "C++" __const char *index (__const char *__s, int __c)
extern __const char *index (__const char *__s, int __c)
__THROW __asm ("index") __attribute_pure__ __nonnull ((1));
# if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRINGS_H_PROTO
__extern_always_inline char *
index (char *__s, int __c) __THROW
{
return __builtin_index (__s, __c);
}
__extern_always_inline __const char *
index (__const char *__s, int __c) __THROW
{
return __builtin_index (__s, __c);
}
# endif
}
# else
extern char *index (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
@ -388,10 +490,27 @@ extern char *index (__const char *__s, int __c)
/* Find the last occurrence of C in S (same as strrchr). */
# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
extern "C++" char *rindex (char *__s, int __c)
extern "C++"
{
extern char *rindex (char *__s, int __c)
__THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
extern "C++" __const char *rindex (__const char *__s, int __c)
extern __const char *rindex (__const char *__s, int __c)
__THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
# if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRINGS_H_PROTO
__extern_always_inline char *
rindex (char *__s, int __c) __THROW
{
return __builtin_rindex (__s, __c);
}
__extern_always_inline __const char *
rindex (__const char *__s, int __c) __THROW
{
return __builtin_rindex (__s, __c);
}
#endif
}
# else
extern char *rindex (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));