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| author | Ulrich Drepper <drepper@redhat.com> | 2009-01-30 16:47:57 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-01-30 16:47:57 +0000 |
| commit | 8585cb7454e10346bccc9fb4df3fae51b2efb9b6 (patch) | |
| tree | 31f76dd52dcfc3b1e4812ce9fa4c101f666d9b17 /string/strings.h | |
| parent | 7f901dd7cad11649176f8d4939ad41d91fda3d78 (diff) | |
| download | glibc-8585cb7454e10346bccc9fb4df3fae51b2efb9b6.tar.gz glibc-8585cb7454e10346bccc9fb4df3fae51b2efb9b6.tar.xz glibc-8585cb7454e10346bccc9fb4df3fae51b2efb9b6.zip | |
* string/string.h (memchr, strchr, strrchr, strpbrk, strstr, index,
rindex): For C++ add inlines so that they can be recognized as builtins. * string/strings.h: Define correct C++ prototypes for gcc 4.4.
Diffstat (limited to 'string/strings.h')
| -rw-r--r-- | string/strings.h | 61 |
1 files changed, 58 insertions, 3 deletions
diff --git a/string/strings.h b/string/strings.h index 3ba2b04c8e..0db756ae56 100644 --- a/string/strings.h +++ b/string/strings.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,92,96,97,99,2000,2001 Free Software Foundation, Inc. +/* Copyright (C) 1991,92,96,97,99,2000,2001,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -28,6 +28,11 @@ # define __need_size_t # include <stddef.h> +/* Tell the caller that we provide correct C++ prototypes. */ +# if defined __cplusplus && __GNUC_PREREQ (4, 4) +# define __CORRECT_ISO_CPP_STRINGS_H_PROTO +# endif + __BEGIN_DECLS /* Compare N bytes of S1 and S2 (same as memcmp). */ @@ -45,10 +50,60 @@ extern void bzero (void *__s, size_t __n) __THROW; extern int ffs (int __i) __THROW __attribute__ ((const)); /* Find the first occurrence of C in S (same as strchr). */ -extern char *index (__const char *__s, int __c) __THROW __attribute_pure__; +# ifdef __CORRECT_ISO_CPP_STRINGS_H_PROTO +extern "C++" +{ +extern char *index (char *__s, int __c) + __THROW __asm ("index") __attribute_pure__ __nonnull ((1)); +extern __const char *index (__const char *__s, int __c) + __THROW __asm ("index") __attribute_pure__ __nonnull ((1)); + +# if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRING_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)); +# endif /* Find the last occurrence of C in S (same as strrchr). */ -extern char *rindex (__const char *__s, int __c) __THROW __attribute_pure__; +# ifdef __CORRECT_ISO_CPP_STRINGS_H_PROTO +extern "C++" +{ +extern char *rindex (char *__s, int __c) + __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1)); +extern __const char *rindex (__const char *__s, int __c) + __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1)); + +# if defined __OPTIMIZE__ && !defined __CORRECT_ISO_CPP_STRING_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)); +# endif /* Compare S1 and S2, ignoring case. */ extern int strcasecmp (__const char *__s1, __const char *__s2) |