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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /wcsmbs/wchar.h
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'wcsmbs/wchar.h')
-rw-r--r--wcsmbs/wchar.h52
1 files changed, 45 insertions, 7 deletions
diff --git a/wcsmbs/wchar.h b/wcsmbs/wchar.h
index 1fe7e94d92..f54abfaa96 100644
--- a/wcsmbs/wchar.h
+++ b/wcsmbs/wchar.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2004,2005,2006 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
@@ -320,6 +320,24 @@ __END_NAMESPACE_C99
#ifdef __USE_EXTERN_INLINES
/* Define inline function as optimization. */
+
+# ifndef __cplusplus
+/* We can use the BTOWC and WCTOB optimizations since we know that all
+ locales must use ASCII encoding for the values in the ASCII range
+ and because the wchar_t encoding is always ISO 10646. */
+extern wint_t __btowc_alias (int __c) __asm ("btowc");
+extern __inline wint_t
+__NTH (btowc (int __c))
+{ return (__builtin_constant_p (__c) && __c >= '\0' && __c <= '\x7f'
+ ? (wint_t) __c : __btowc_alias (__c)); }
+
+extern int __wctob_alias (wint_t __c) __asm ("wctob");
+extern __inline int
+__NTH (wctob (wint_t __wc))
+{ return (__builtin_constant_p (__wc) && __wc >= L'\0' && __wc <= L'\x7f'
+ ? (int) __wc : __wctob_alias (__wc)); }
+# endif
+
extern __inline size_t
__NTH (mbrlen (__const char *__restrict __s, size_t __n,
mbstate_t *__restrict __ps))
@@ -491,26 +509,30 @@ extern long double __wcstold_internal (__const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr,
int __group) __THROW;
-#ifndef __wcstol_internal_defined
+#if !defined __wcstol_internal_defined \
+ && defined __OPTIMIZE__ && __GNUC__ >= 2
extern long int __wcstol_internal (__const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstol_internal_defined 1
#endif
-#ifndef __wcstoul_internal_defined
+#if !defined __wcstoul_internal_defined \
+ && defined __OPTIMIZE__ && __GNUC__ >= 2
extern unsigned long int __wcstoul_internal (__const wchar_t *__restrict __npt,
wchar_t **__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstoul_internal_defined 1
#endif
-#ifndef __wcstoll_internal_defined
+#if !defined __wcstoll_internal_defined \
+ && defined __OPTIMIZE__ && __GNUC__ >= 2
__extension__
extern long long int __wcstoll_internal (__const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstoll_internal_defined 1
#endif
-#ifndef __wcstoull_internal_defined
+#if !defined __wcstoull_internal_defined \
+ && defined __OPTIMIZE__ && __GNUC__ >= 2
__extension__
extern unsigned long long int __wcstoull_internal (__const wchar_t *
__restrict __nptr,
@@ -545,12 +567,12 @@ extern __inline float
__NTH (wcstof (__const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr))
{ return __wcstof_internal (__nptr, __endptr, 0); }
+# ifndef __LDBL_COMPAT
extern __inline long double
__NTH (wcstold (__const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr))
{ return __wcstold_internal (__nptr, __endptr, 0); }
-
-
+# endif
__extension__
extern __inline long long int
__NTH (wcstoq (__const wchar_t *__restrict __nptr,
@@ -578,6 +600,13 @@ extern wchar_t *wcpncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)
/* Wide character I/O functions. */
+
+#ifdef __USE_GNU
+/* Like OPEN_MEMSTREAM, but the stream is wide oriented and produces
+ a wide character string. */
+extern __FILE *open_wmemstream (wchar_t **__bufloc, size_t *__sizeloc) __THROW;
+#endif
+
#if defined __USE_ISOC99 || defined __USE_UNIX98
__BEGIN_NAMESPACE_C99
@@ -817,6 +846,15 @@ extern size_t wcsftime_l (wchar_t *__restrict __s, size_t __maxsize,
# include <wctype.h>
#endif
+/* Define some macros helping to catch buffer overflows. */
+#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
+# include <bits/wchar2.h>
+#endif
+
+#ifdef __LDBL_COMPAT
+# include <bits/wchar-ldbl.h>
+#endif
+
__END_DECLS
#endif /* _WCHAR_H defined */