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authorUlrich Drepper <drepper@redhat.com>2009-01-29 18:36:39 +0000
committerUlrich Drepper <drepper@redhat.com>2009-01-29 18:36:39 +0000
commitd8387c7b7b1c9ae92f924c33ba05790c98464d19 (patch)
tree5d37426124f090e5889d5f25e5d97af4be200b02
parent647925b260ed00034b0ca8c7598c92f6d28a3e99 (diff)
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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>
-rw-r--r--ChangeLog6
-rw-r--r--string/string.h93
-rw-r--r--wcsmbs/wchar.h51
3 files changed, 149 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index eada0c52a8..662d108d09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,10 @@
2009-01-29 Ulrich Drepper <drepper@redhat.com>
+ 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>
* sysdeps/i386/stackinfo.h (stackinfo_get_sp): Define.
(stackinfo_sub_sp): Define.
diff --git a/string/string.h b/string/string.h
index 90c92d4527..7f32a9a3d5 100644
--- a/string/string.h
+++ b/string/string.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1993, 1995-2004, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1993,1995-2004,2007,2009 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
@@ -32,6 +32,11 @@ __BEGIN_DECLS
#define __need_NULL
#include <stddef.h>
+/* Tell the caller that we provide correct C++ prototypes. */
+#if defined __cplusplus && __GNUC_PREREQ (4, 4)
+# define __CORRECT_ISO_CPP_STRING_H_PROTO
+#endif
+
__BEGIN_NAMESPACE_STD
/* Copy N bytes of SRC to DEST. */
@@ -63,19 +68,40 @@ extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
__THROW __attribute_pure__ __nonnull ((1, 2));
/* 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)
+ __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
+extern "C++" __const void *memchr (__const void *__s, int __c, size_t __n)
+ __THROW __asm ("memchr") __attribute_pure__ __nonnull ((1));
+#else
extern void *memchr (__const void *__s, int __c, size_t __n)
__THROW __attribute_pure__ __nonnull ((1));
+#endif
__END_NAMESPACE_STD
#ifdef __USE_GNU
/* Search in S for C. This is similar to `memchr' but there is no
length limit. */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" void *rawmemchr (void *__s, int __c)
+ __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
+extern "C++" __const void *rawmemchr (__const void *__s, int __c)
+ __THROW __asm ("rawmemchr") __attribute_pure__ __nonnull ((1));
+# else
extern void *rawmemchr (__const void *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
+# endif
/* Search N bytes of S for the final occurrence of C. */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" void *memrchr (void *__s, int __c, size_t __n)
+ __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
+extern "C++" __const void *memrchr (__const void *__s, int __c, size_t __n)
+ __THROW __asm ("memrchr") __attribute_pure__ __nonnull ((1));
+# else
extern void *memrchr (__const void *__s, int __c, size_t __n)
__THROW __attribute_pure__ __nonnull ((1));
+# endif
#endif
@@ -164,18 +190,39 @@ 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)
+ __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
+extern "C++" __const char *strchr (__const char *__s, int __c)
+ __THROW __asm ("strchr") __attribute_pure__ __nonnull ((1));
+#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)
+ __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
+extern "C++" __const char *strrchr (__const char *__s, int __c)
+ __THROW __asm ("strrchr") __attribute_pure__ __nonnull ((1));
+#else
extern char *strrchr (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
+#endif
__END_NAMESPACE_STD
#ifdef __USE_GNU
/* 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
+extern "C++" char *strchrnul (char *__s, int __c)
+ __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
+extern "C++" __const char *strchrnul (__const char *__s, int __c)
+ __THROW __asm ("strchrnul") __attribute_pure__ __nonnull ((1));
+# else
extern char *strchrnul (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
+# endif
#endif
__BEGIN_NAMESPACE_STD
@@ -188,11 +235,26 @@ extern size_t strcspn (__const char *__s, __const char *__reject)
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)
+ __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
+extern "C++" __const char *strpbrk (__const char *__s, __const char *__accept)
+ __THROW __asm ("strpbrk") __attribute_pure__ __nonnull ((1, 2));
+#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)
+ __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
+extern "C++" __const char *strstr (__const char *__haystack,
+ __const char *__needle)
+ __THROW __asm ("strstr") __attribute_pure__ __nonnull ((1, 2));
+#else
extern char *strstr (__const char *__haystack, __const char *__needle)
__THROW __attribute_pure__ __nonnull ((1, 2));
+#endif
/* Divide S into tokens separated by characters in DELIM. */
@@ -214,8 +276,16 @@ extern char *strtok_r (char *__restrict __s, __const char *__restrict __delim,
#ifdef __USE_GNU
/* 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)
+ __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
+extern "C++" __const char *strcasestr (__const char *__haystack,
+ __const char *__needle)
+ __THROW __asm ("strcasestr") __attribute_pure__ __nonnull ((1, 2));
+# else
extern char *strcasestr (__const char *__haystack, __const char *__needle)
__THROW __attribute_pure__ __nonnull ((1, 2));
+# endif
#endif
#ifdef __USE_GNU
@@ -306,12 +376,26 @@ extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
__THROW __attribute_pure__ __nonnull ((1, 2));
/* 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)
+ __THROW __asm ("index") __attribute_pure__ __nonnull ((1));
+extern "C++" __const char *index (__const char *__s, int __c)
+ __THROW __asm ("index") __attribute_pure__ __nonnull ((1));
+# 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). */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" char *rindex (char *__s, int __c)
+ __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
+extern "C++" __const char *rindex (__const char *__s, int __c)
+ __THROW __asm ("rindex") __attribute_pure__ __nonnull ((1));
+# else
extern char *rindex (__const char *__s, int __c)
__THROW __attribute_pure__ __nonnull ((1));
+# endif
/* Return the position of the first bit set in I, or 0 if none are set.
The least-significant bit is position 1, the most-significant 32. */
@@ -390,7 +474,14 @@ extern void *memfrob (void *__s, size_t __n) __THROW __nonnull ((1));
declare the function if the `basename' macro is available (defined
in <libgen.h>) which makes the XPG version of this function
available. */
+# ifdef __CORRECT_ISO_CPP_STRING_H_PROTO
+extern "C++" char *basename (char *__filename)
+ __THROW __asm ("basename") __nonnull ((1));
+extern "C++" __const char *basename (__const char *__filename)
+ __THROW __asm ("basename") __nonnull ((1));
+# else
extern char *basename (__const char *__filename) __THROW __nonnull ((1));
+# endif
# endif
#endif
diff --git a/wcsmbs/wchar.h b/wcsmbs/wchar.h
index aaf278dd8d..a9067e583b 100644
--- a/wcsmbs/wchar.h
+++ b/wcsmbs/wchar.h
@@ -51,6 +51,11 @@
# define __need_wint_t
# include <stddef.h>
+/* Tell the caller that we provide correct C++ prototypes. */
+#if defined __cplusplus && __GNUC_PREREQ (4, 4)
+# define __CORRECT_ISO_CPP_WCHAR_H_PROTO
+#endif
+
/* We try to get wint_t from <stddef.h>, but not all GCC versions define it
there. So define it ourselves if it remains undefined. */
# ifndef _WINT_T
@@ -210,11 +215,25 @@ extern wchar_t *wcsdup (__const wchar_t *__s) __THROW __attribute_malloc__;
__BEGIN_NAMESPACE_STD
/* Find the first occurrence of WC in WCS. */
+#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wcschr (wchar_t *__wcs, wchar_t __wc)
+ __THROW __asm ("wcschr") __attribute_pure__;
+extern "C++" __const wchar_t *wcschr (__const wchar_t *__wcs, wchar_t __wc)
+ __THROW __asm ("wcschr") __attribute_pure__;
+#else
extern wchar_t *wcschr (__const wchar_t *__wcs, wchar_t __wc)
__THROW __attribute_pure__;
+#endif
/* Find the last occurrence of WC in WCS. */
+#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wcsrchr (wchar_t *__wcs, wchar_t __wc)
+ __THROW __asm ("wcsrchr") __attribute_pure__;
+extern "C++" __const wchar_t *wcsrchr (__const wchar_t *__wcs, wchar_t __wc)
+ __THROW __asm ("wcsrchr") __attribute_pure__;
+#else
extern wchar_t *wcsrchr (__const wchar_t *__wcs, wchar_t __wc)
__THROW __attribute_pure__;
+#endif
__END_NAMESPACE_STD
#ifdef __USE_GNU
@@ -234,11 +253,27 @@ extern size_t wcscspn (__const wchar_t *__wcs, __const wchar_t *__reject)
extern size_t wcsspn (__const wchar_t *__wcs, __const wchar_t *__accept)
__THROW __attribute_pure__;
/* Find the first occurrence in WCS of any character in ACCEPT. */
+#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wcspbrk (wchar_t *__wcs, __const wchar_t *__accept)
+ __THROW __asm ("wcspbrk") __attribute_pure__;
+extern "C++" __const wchar_t *wcspbrk (__const wchar_t *__wcs,
+ __const wchar_t *__accept)
+ __THROW __asm ("wcspbrk") __attribute_pure__;
+#else
extern wchar_t *wcspbrk (__const wchar_t *__wcs, __const wchar_t *__accept)
__THROW __attribute_pure__;
+#endif
/* Find the first occurrence of NEEDLE in HAYSTACK. */
+#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wcsstr (wchar_t *__haystack, __const wchar_t *__needle)
+ __THROW __asm ("wcsstr") __attribute_pure__;
+extern "C++" __const wchar_t *wcsstr (__const wchar_t *__haystack,
+ __const wchar_t *__needle)
+ __THROW __asm ("wcsstr") __attribute_pure__;
+#else
extern wchar_t *wcsstr (__const wchar_t *__haystack, __const wchar_t *__needle)
__THROW __attribute_pure__;
+#endif
/* Divide WCS into tokens separated by characters in DELIM. */
extern wchar_t *wcstok (wchar_t *__restrict __s,
@@ -251,8 +286,16 @@ __END_NAMESPACE_STD
#ifdef __USE_XOPEN
/* Another name for `wcsstr' from XPG4. */
+# ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wcswcs (wchar_t *__haystack, __const wchar_t *__needle)
+ __THROW __asm ("wcswcs") __attribute_pure__;
+extern "C++" __const wchar_t *wcswcs (__const wchar_t *__haystack,
+ __const wchar_t *__needle)
+ __THROW __asm ("wcswcs") __attribute_pure__;
+# else
extern wchar_t *wcswcs (__const wchar_t *__haystack, __const wchar_t *__needle)
__THROW __attribute_pure__;
+# endif
#endif
#ifdef __USE_GNU
@@ -264,8 +307,16 @@ extern size_t wcsnlen (__const wchar_t *__s, size_t __maxlen)
__BEGIN_NAMESPACE_STD
/* Search N wide characters of S for C. */
+#ifdef __CORRECT_ISO_CPP_WCHAR_H_PROTO
+extern "C++" wchar_t *wmemchr (wchar_t *__s, wchar_t __c, size_t __n)
+ __THROW __asm ("wmemchr") __attribute_pure__;
+extern "C++" __const wchar_t *wmemchr (__const wchar_t *__s, wchar_t __c,
+ size_t __n)
+ __THROW __asm ("wmemchr") __attribute_pure__;
+#else
extern wchar_t *wmemchr (__const wchar_t *__s, wchar_t __c, size_t __n)
__THROW __attribute_pure__;
+#endif
/* Compare N wide characters of S1 and S2. */
extern int wmemcmp (__const wchar_t *__restrict __s1,