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Diffstat (limited to 'src/libs/gnulib/lib/wchar.in.h')
-rw-r--r--src/libs/gnulib/lib/wchar.in.h67
1 files changed, 45 insertions, 22 deletions
diff --git a/src/libs/gnulib/lib/wchar.in.h b/src/libs/gnulib/lib/wchar.in.h
index 4e92a778..f9bc30c0 100644
--- a/src/libs/gnulib/lib/wchar.in.h
+++ b/src/libs/gnulib/lib/wchar.in.h
@@ -83,6 +83,14 @@
#ifndef _@GUARD_PREFIX@_WCHAR_H
#define _@GUARD_PREFIX@_WCHAR_H
+/* The __attribute__ feature is available in gcc versions 2.5 and later.
+ The attribute __pure__ was added in gcc 2.96. */
+#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
+# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
+#else
+# define _GL_ATTRIBUTE_PURE /* empty */
+#endif
+
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */
@@ -135,11 +143,11 @@ typedef int rpl_mbstate_t;
# undef btowc
# define btowc rpl_btowc
# endif
-_GL_FUNCDECL_RPL (btowc, wint_t, (int c));
+_GL_FUNCDECL_RPL (btowc, wint_t, (int c) _GL_ATTRIBUTE_PURE);
_GL_CXXALIAS_RPL (btowc, wint_t, (int c));
# else
# if !@HAVE_BTOWC@
-_GL_FUNCDECL_SYS (btowc, wint_t, (int c));
+_GL_FUNCDECL_SYS (btowc, wint_t, (int c) _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (btowc, wint_t, (int c));
# endif
@@ -160,12 +168,12 @@ _GL_WARN_ON_USE (btowc, "btowc is unportable - "
# undef wctob
# define wctob rpl_wctob
# endif
-_GL_FUNCDECL_RPL (wctob, int, (wint_t wc));
+_GL_FUNCDECL_RPL (wctob, int, (wint_t wc) _GL_ATTRIBUTE_PURE);
_GL_CXXALIAS_RPL (wctob, int, (wint_t wc));
# else
# if !defined wctob && !@HAVE_DECL_WCTOB@
/* wctob is provided by gnulib, or wctob exists but is not declared. */
-_GL_FUNCDECL_SYS (wctob, int, (wint_t wc));
+_GL_FUNCDECL_SYS (wctob, int, (wint_t wc) _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wctob, int, (wint_t wc));
# endif
@@ -426,12 +434,12 @@ _GL_WARN_ON_USE (wcsnrtombs, "wcsnrtombs is unportable - "
# undef wcwidth
# define wcwidth rpl_wcwidth
# endif
-_GL_FUNCDECL_RPL (wcwidth, int, (wchar_t));
+_GL_FUNCDECL_RPL (wcwidth, int, (wchar_t) _GL_ATTRIBUTE_PURE);
_GL_CXXALIAS_RPL (wcwidth, int, (wchar_t));
# else
# if !@HAVE_DECL_WCWIDTH@
/* wcwidth exists but is not declared. */
-_GL_FUNCDECL_SYS (wcwidth, int, (wchar_t));
+_GL_FUNCDECL_SYS (wcwidth, int, (wchar_t) _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcwidth, int, (wchar_t));
# endif
@@ -448,7 +456,8 @@ _GL_WARN_ON_USE (wcwidth, "wcwidth is unportable - "
/* Search N wide characters of S for C. */
#if @GNULIB_WMEMCHR@
# if !@HAVE_WMEMCHR@
-_GL_FUNCDECL_SYS (wmemchr, wchar_t *, (const wchar_t *s, wchar_t c, size_t n));
+_GL_FUNCDECL_SYS (wmemchr, wchar_t *, (const wchar_t *s, wchar_t c, size_t n)
+ _GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
extern "C++" {
@@ -479,7 +488,8 @@ _GL_WARN_ON_USE (wmemchr, "wmemchr is unportable - "
#if @GNULIB_WMEMCMP@
# if !@HAVE_WMEMCMP@
_GL_FUNCDECL_SYS (wmemcmp, int,
- (const wchar_t *s1, const wchar_t *s2, size_t n));
+ (const wchar_t *s1, const wchar_t *s2, size_t n)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wmemcmp, int,
(const wchar_t *s1, const wchar_t *s2, size_t n));
@@ -549,7 +559,7 @@ _GL_WARN_ON_USE (wmemset, "wmemset is unportable - "
/* Return the number of wide characters in S. */
#if @GNULIB_WCSLEN@
# if !@HAVE_WCSLEN@
-_GL_FUNCDECL_SYS (wcslen, size_t, (const wchar_t *s));
+_GL_FUNCDECL_SYS (wcslen, size_t, (const wchar_t *s) _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcslen, size_t, (const wchar_t *s));
_GL_CXXALIASWARN (wcslen);
@@ -565,7 +575,8 @@ _GL_WARN_ON_USE (wcslen, "wcslen is unportable - "
/* Return the number of wide characters in S, but at most MAXLEN. */
#if @GNULIB_WCSNLEN@
# if !@HAVE_WCSNLEN@
-_GL_FUNCDECL_SYS (wcsnlen, size_t, (const wchar_t *s, size_t maxlen));
+_GL_FUNCDECL_SYS (wcsnlen, size_t, (const wchar_t *s, size_t maxlen)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcsnlen, size_t, (const wchar_t *s, size_t maxlen));
_GL_CXXALIASWARN (wcsnlen);
@@ -684,7 +695,8 @@ _GL_WARN_ON_USE (wcsncat, "wcsncat is unportable - "
/* Compare S1 and S2. */
#if @GNULIB_WCSCMP@
# if !@HAVE_WCSCMP@
-_GL_FUNCDECL_SYS (wcscmp, int, (const wchar_t *s1, const wchar_t *s2));
+_GL_FUNCDECL_SYS (wcscmp, int, (const wchar_t *s1, const wchar_t *s2)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcscmp, int, (const wchar_t *s1, const wchar_t *s2));
_GL_CXXALIASWARN (wcscmp);
@@ -701,7 +713,8 @@ _GL_WARN_ON_USE (wcscmp, "wcscmp is unportable - "
#if @GNULIB_WCSNCMP@
# if !@HAVE_WCSNCMP@
_GL_FUNCDECL_SYS (wcsncmp, int,
- (const wchar_t *s1, const wchar_t *s2, size_t n));
+ (const wchar_t *s1, const wchar_t *s2, size_t n)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcsncmp, int,
(const wchar_t *s1, const wchar_t *s2, size_t n));
@@ -718,7 +731,8 @@ _GL_WARN_ON_USE (wcsncmp, "wcsncmp is unportable - "
/* Compare S1 and S2, ignoring case. */
#if @GNULIB_WCSCASECMP@
# if !@HAVE_WCSCASECMP@
-_GL_FUNCDECL_SYS (wcscasecmp, int, (const wchar_t *s1, const wchar_t *s2));
+_GL_FUNCDECL_SYS (wcscasecmp, int, (const wchar_t *s1, const wchar_t *s2)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcscasecmp, int, (const wchar_t *s1, const wchar_t *s2));
_GL_CXXALIASWARN (wcscasecmp);
@@ -735,7 +749,8 @@ _GL_WARN_ON_USE (wcscasecmp, "wcscasecmp is unportable - "
#if @GNULIB_WCSNCASECMP@
# if !@HAVE_WCSNCASECMP@
_GL_FUNCDECL_SYS (wcsncasecmp, int,
- (const wchar_t *s1, const wchar_t *s2, size_t n));
+ (const wchar_t *s1, const wchar_t *s2, size_t n)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcsncasecmp, int,
(const wchar_t *s1, const wchar_t *s2, size_t n));
@@ -803,7 +818,8 @@ _GL_WARN_ON_USE (wcsdup, "wcsdup is unportable - "
/* Find the first occurrence of WC in WCS. */
#if @GNULIB_WCSCHR@
# if !@HAVE_WCSCHR@
-_GL_FUNCDECL_SYS (wcschr, wchar_t *, (const wchar_t *wcs, wchar_t wc));
+_GL_FUNCDECL_SYS (wcschr, wchar_t *, (const wchar_t *wcs, wchar_t wc)
+ _GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
extern "C++" {
@@ -832,7 +848,8 @@ _GL_WARN_ON_USE (wcschr, "wcschr is unportable - "
/* Find the last occurrence of WC in WCS. */
#if @GNULIB_WCSRCHR@
# if !@HAVE_WCSRCHR@
-_GL_FUNCDECL_SYS (wcsrchr, wchar_t *, (const wchar_t *wcs, wchar_t wc));
+_GL_FUNCDECL_SYS (wcsrchr, wchar_t *, (const wchar_t *wcs, wchar_t wc)
+ _GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
extern "C++" {
@@ -862,7 +879,8 @@ _GL_WARN_ON_USE (wcsrchr, "wcsrchr is unportable - "
of wide characters not in REJECT. */
#if @GNULIB_WCSCSPN@
# if !@HAVE_WCSCSPN@
-_GL_FUNCDECL_SYS (wcscspn, size_t, (const wchar_t *wcs, const wchar_t *reject));
+_GL_FUNCDECL_SYS (wcscspn, size_t, (const wchar_t *wcs, const wchar_t *reject)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcscspn, size_t, (const wchar_t *wcs, const wchar_t *reject));
_GL_CXXALIASWARN (wcscspn);
@@ -879,7 +897,8 @@ _GL_WARN_ON_USE (wcscspn, "wcscspn is unportable - "
of wide characters in ACCEPT. */
#if @GNULIB_WCSSPN@
# if !@HAVE_WCSSPN@
-_GL_FUNCDECL_SYS (wcsspn, size_t, (const wchar_t *wcs, const wchar_t *accept));
+_GL_FUNCDECL_SYS (wcsspn, size_t, (const wchar_t *wcs, const wchar_t *accept)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcsspn, size_t, (const wchar_t *wcs, const wchar_t *accept));
_GL_CXXALIASWARN (wcsspn);
@@ -896,7 +915,8 @@ _GL_WARN_ON_USE (wcsspn, "wcsspn is unportable - "
#if @GNULIB_WCSPBRK@
# if !@HAVE_WCSPBRK@
_GL_FUNCDECL_SYS (wcspbrk, wchar_t *,
- (const wchar_t *wcs, const wchar_t *accept));
+ (const wchar_t *wcs, const wchar_t *accept)
+ _GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
extern "C++" {
@@ -928,7 +948,8 @@ _GL_WARN_ON_USE (wcspbrk, "wcspbrk is unportable - "
#if @GNULIB_WCSSTR@
# if !@HAVE_WCSSTR@
_GL_FUNCDECL_SYS (wcsstr, wchar_t *,
- (const wchar_t *haystack, const wchar_t *needle));
+ (const wchar_t *haystack, const wchar_t *needle)
+ _GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
extern "C++" {
@@ -982,11 +1003,13 @@ _GL_WARN_ON_USE (wcstok, "wcstok is unportable - "
# undef wcswidth
# define wcswidth rpl_wcswidth
# endif
-_GL_FUNCDECL_RPL (wcswidth, int, (const wchar_t *s, size_t n));
+_GL_FUNCDECL_RPL (wcswidth, int, (const wchar_t *s, size_t n)
+ _GL_ATTRIBUTE_PURE);
_GL_CXXALIAS_RPL (wcswidth, int, (const wchar_t *s, size_t n));
# else
# if !@HAVE_WCSWIDTH@
-_GL_FUNCDECL_SYS (wcswidth, int, (const wchar_t *s, size_t n));
+_GL_FUNCDECL_SYS (wcswidth, int, (const wchar_t *s, size_t n)
+ _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcswidth, int, (const wchar_t *s, size_t n));
# endif