mirror of
https://sourceware.org/git/glibc.git
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Jakub Jelinek <jakub@redhat.com>
* string.h: Define correct C++ prototypes for gcc 4.4. * wchar.h: Likewise. 2009-01-29 Ulrich Drepper <drepper@redhat.com>
This commit is contained in:
Ulrich Drepper
@ -1,4 +1,4 @@
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/* Copyright (C) 1991-1993, 1995-2004, 2007 Free Software Foundation, Inc.
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/* Copyright (C) 1991-1993,1995-2004,2007,2009 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -32,6 +32,11 @@ __BEGIN_DECLS
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#define __need_NULL
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#include <stddef.h>
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/* Tell the caller that we provide correct C++ prototypes. */
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#if defined __cplusplus && __GNUC_PREREQ (4, 4)
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# define __CORRECT_ISO_CPP_STRING_H_PROTO
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#endif
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__BEGIN_NAMESPACE_STD
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/* Copy N bytes of SRC to DEST. */
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@ -63,19 +68,40 @@ extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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/* Search N bytes of S for C. */
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#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" void *memchr (void *__s, int __c, size_t __n)
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__THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
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extern "C++" __const void *memchr (__const void *__s, int __c, size_t __n)
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__THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
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#else
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extern void *memchr (__const void *__s, int __c, size_t __n)
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__THROW __attribute_pure__ __nonnull ((1));
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#endif
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__END_NAMESPACE_STD
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#ifdef __USE_GNU
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/* Search in S for C. This is similar to `memchr' but there is no
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length limit. */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" void *rawmemchr (void *__s, int __c)
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__THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
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extern "C++" __const void *rawmemchr (__const void *__s, int __c)
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__THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
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# else
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extern void *rawmemchr (__const void *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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# endif
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/* Search N bytes of S for the final occurrence of C. */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" void *memrchr (void *__s, int __c, size_t __n)
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__THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
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extern "C++" __const void *memrchr (__const void *__s, int __c, size_t __n)
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__THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
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# else
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extern void *memrchr (__const void *__s, int __c, size_t __n)
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__THROW __attribute_pure__ __nonnull ((1));
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# endif
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#endif
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@ -164,18 +190,39 @@ extern char *strndup (__const char *__string, size_t __n)
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__BEGIN_NAMESPACE_STD
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/* Find the first occurrence of C in S. */
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#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strchr (char *__s, int __c)
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__THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
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extern "C++" __const char *strchr (__const char *__s, int __c)
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__THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
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#else
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extern char *strchr (__const char *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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#endif
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/* Find the last occurrence of C in S. */
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#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strrchr (char *__s, int __c)
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__THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
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extern "C++" __const char *strrchr (__const char *__s, int __c)
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__THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
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#else
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extern char *strrchr (__const char *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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#endif
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__END_NAMESPACE_STD
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#ifdef __USE_GNU
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/* This function is similar to `strchr'. But it returns a pointer to
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the closing NUL byte in case C is not found in S. */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strchrnul (char *__s, int __c)
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__THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
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extern "C++" __const char *strchrnul (__const char *__s, int __c)
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__THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
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# else
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extern char *strchrnul (__const char *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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# endif
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#endif
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__BEGIN_NAMESPACE_STD
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@ -188,11 +235,26 @@ extern size_t strcspn (__const char *__s, __const char *__reject)
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extern size_t strspn (__const char *__s, __const char *__accept)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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/* Find the first occurrence in S of any character in ACCEPT. */
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#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strpbrk (char *__s, __const char *__accept)
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__THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
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extern "C++" __const char *strpbrk (__const char *__s, __const char *__accept)
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__THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
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#else
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extern char *strpbrk (__const char *__s, __const char *__accept)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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#endif
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/* Find the first occurrence of NEEDLE in HAYSTACK. */
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#ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strstr (char *__haystack, __const char *__needle)
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__THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
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extern "C++" __const char *strstr (__const char *__haystack,
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__const char *__needle)
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__THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
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#else
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extern char *strstr (__const char *__haystack, __const char *__needle)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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#endif
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/* Divide S into tokens separated by characters in DELIM. */
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@ -214,8 +276,16 @@ extern char *strtok_r (char *__restrict __s, __const char *__restrict __delim,
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#ifdef __USE_GNU
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/* Similar to `strstr' but this function ignores the case of both strings. */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *strcasestr (char *__haystack, __const char *__needle)
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__THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
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extern "C++" __const char *strcasestr (__const char *__haystack,
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__const char *__needle)
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__THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
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# else
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extern char *strcasestr (__const char *__haystack, __const char *__needle)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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# endif
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#endif
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#ifdef __USE_GNU
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@ -306,12 +376,26 @@ extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
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__THROW __attribute_pure__ __nonnull ((1, 2));
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/* Find the first occurrence of C in S (same as strchr). */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *index (char *__s, int __c)
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__THROW __asm ("index") __attribute_pure__ __nonnull ((1));
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extern "C++" __const char *index (__const char *__s, int __c)
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__THROW __asm ("index") __attribute_pure__ __nonnull ((1));
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# else
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extern char *index (__const char *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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# endif
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/* Find the last occurrence of C in S (same as strrchr). */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *rindex (char *__s, int __c)
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__THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
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extern "C++" __const char *rindex (__const char *__s, int __c)
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__THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
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# else
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extern char *rindex (__const char *__s, int __c)
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__THROW __attribute_pure__ __nonnull ((1));
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# endif
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/* Return the position of the first bit set in I, or 0 if none are set.
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The least-significant bit is position 1, the most-significant 32. */
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@ -390,7 +474,14 @@ extern void *memfrob (void *__s, size_t __n) __THROW __nonnull ((1));
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declare the function if the `basename' macro is available (defined
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in <libgen.h>) which makes the XPG version of this function
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available. */
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# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
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extern "C++" char *basename (char *__filename)
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__THROW __asm ("basename") __nonnull ((1));
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extern "C++" __const char *basename (__const char *__filename)
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__THROW __asm ("basename") __nonnull ((1));
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# else
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extern char *basename (__const char *__filename) __THROW __nonnull ((1));
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# endif
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# endif
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#endif
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