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-rw-r--r--lib/string.in.h72
1 files changed, 60 insertions, 12 deletions
diff --git a/lib/string.in.h b/lib/string.in.h
index 76d26ed3..f8d7520e 100644
--- a/lib/string.in.h
+++ b/lib/string.in.h
@@ -1,6 +1,6 @@
/* A GNU-like <string.h>.
- Copyright (C) 1995-1996, 2001-2011 Free Software Foundation, Inc.
+ Copyright (C) 1995-1996, 2001-2012 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -13,10 +13,9 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ along with this program; if not, see <http://www.gnu.org/licenses/>. */
-#ifndef _GL_STRING_H
+#ifndef _@GUARD_PREFIX@_STRING_H
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
@@ -26,8 +25,8 @@
/* The include_next requires a split double-inclusion guard. */
#@INCLUDE_NEXT@ @NEXT_STRING_H@
-#ifndef _GL_STRING_H
-#define _GL_STRING_H
+#ifndef _@GUARD_PREFIX@_STRING_H
+#define _@GUARD_PREFIX@_STRING_H
/* NetBSD 5.0 mis-defines NULL. */
#include <stddef.h>
@@ -59,6 +58,36 @@
/* The definition of _GL_WARN_ON_USE is copied here. */
+/* Find the index of the least-significant set bit. */
+#if @GNULIB_FFSL@
+# if !@HAVE_FFSL@
+_GL_FUNCDECL_SYS (ffsl, int, (long int i));
+# endif
+_GL_CXXALIAS_SYS (ffsl, int, (long int i));
+_GL_CXXALIASWARN (ffsl);
+#elif defined GNULIB_POSIXCHECK
+# undef ffsl
+# if HAVE_RAW_DECL_FFSL
+_GL_WARN_ON_USE (ffsl, "ffsl is not portable - use the ffsl module");
+# endif
+#endif
+
+
+/* Find the index of the least-significant set bit. */
+#if @GNULIB_FFSLL@
+# if !@HAVE_FFSLL@
+_GL_FUNCDECL_SYS (ffsll, int, (long long int i));
+# endif
+_GL_CXXALIAS_SYS (ffsll, int, (long long int i));
+_GL_CXXALIASWARN (ffsll);
+#elif defined GNULIB_POSIXCHECK
+# undef ffsll
+# if HAVE_RAW_DECL_FFSLL
+_GL_WARN_ON_USE (ffsll, "ffsll is not portable - use the ffsll module");
+# endif
+#endif
+
+
/* Return the first instance of C within N bytes of S, or NULL. */
#if @GNULIB_MEMCHR@
# if @REPLACE_MEMCHR@
@@ -695,10 +724,14 @@ _GL_WARN_ON_USE (strtok_r, "strtok_r is unportable - "
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbslen rpl_mbslen
# endif
-_GL_FUNCDECL_RPL (mbslen, size_t, (const char *string) _GL_ARG_NONNULL ((1)));
+_GL_FUNCDECL_RPL (mbslen, size_t, (const char *string)
+ _GL_ATTRIBUTE_PURE
+ _GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (mbslen, size_t, (const char *string));
# else
-_GL_FUNCDECL_SYS (mbslen, size_t, (const char *string) _GL_ARG_NONNULL ((1)));
+_GL_FUNCDECL_SYS (mbslen, size_t, (const char *string)
+ _GL_ATTRIBUTE_PURE
+ _GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_SYS (mbslen, size_t, (const char *string));
# endif
_GL_CXXALIASWARN (mbslen);
@@ -708,6 +741,7 @@ _GL_CXXALIASWARN (mbslen);
/* Return the number of multibyte characters in the character string starting
at STRING and ending at STRING + LEN. */
_GL_EXTERN_C size_t mbsnlen (const char *string, size_t len)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1));
#endif
@@ -721,10 +755,12 @@ _GL_EXTERN_C size_t mbsnlen (const char *string, size_t len)
# define mbschr rpl_mbschr /* avoid collision with HP-UX function */
# endif
_GL_FUNCDECL_RPL (mbschr, char *, (const char *string, int c)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (mbschr, char *, (const char *string, int c));
# else
_GL_FUNCDECL_SYS (mbschr, char *, (const char *string, int c)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_SYS (mbschr, char *, (const char *string, int c));
# endif
@@ -736,15 +772,17 @@ _GL_CXXALIASWARN (mbschr);
and return a pointer to it. Return NULL if C is not found in STRING.
Unlike strrchr(), this function works correctly in multibyte locales with
encodings such as GB18030. */
-# if defined __hpux
+# if defined __hpux || defined __INTERIX
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# define mbsrchr rpl_mbsrchr /* avoid collision with HP-UX function */
+# define mbsrchr rpl_mbsrchr /* avoid collision with system function */
# endif
_GL_FUNCDECL_RPL (mbsrchr, char *, (const char *string, int c)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (mbsrchr, char *, (const char *string, int c));
# else
_GL_FUNCDECL_SYS (mbsrchr, char *, (const char *string, int c)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_SYS (mbsrchr, char *, (const char *string, int c));
# endif
@@ -757,6 +795,7 @@ _GL_CXXALIASWARN (mbsrchr);
Unlike strstr(), this function works correctly in multibyte locales with
encodings different from UTF-8. */
_GL_EXTERN_C char * mbsstr (const char *haystack, const char *needle)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -768,6 +807,7 @@ _GL_EXTERN_C char * mbsstr (const char *haystack, const char *needle)
different lengths!
Unlike strcasecmp(), this function works correctly in multibyte locales. */
_GL_EXTERN_C int mbscasecmp (const char *s1, const char *s2)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -782,6 +822,7 @@ _GL_EXTERN_C int mbscasecmp (const char *s1, const char *s2)
Unlike strncasecmp(), this function works correctly in multibyte locales.
But beware that N is not a byte count but a character count! */
_GL_EXTERN_C int mbsncasecmp (const char *s1, const char *s2, size_t n)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -795,6 +836,7 @@ _GL_EXTERN_C int mbsncasecmp (const char *s1, const char *s2, size_t n)
Unlike strncasecmp(), this function works correctly in multibyte
locales. */
_GL_EXTERN_C char * mbspcasecmp (const char *string, const char *prefix)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -805,6 +847,7 @@ _GL_EXTERN_C char * mbspcasecmp (const char *string, const char *prefix)
strlen (haystack) < strlen (needle) !
Unlike strcasestr(), this function works correctly in multibyte locales. */
_GL_EXTERN_C char * mbscasestr (const char *haystack, const char *needle)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -815,6 +858,7 @@ _GL_EXTERN_C char * mbscasestr (const char *haystack, const char *needle)
if none exists.
Unlike strcspn(), this function works correctly in multibyte locales. */
_GL_EXTERN_C size_t mbscspn (const char *string, const char *accept)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -828,10 +872,12 @@ _GL_EXTERN_C size_t mbscspn (const char *string, const char *accept)
# define mbspbrk rpl_mbspbrk /* avoid collision with HP-UX function */
# endif
_GL_FUNCDECL_RPL (mbspbrk, char *, (const char *string, const char *accept)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2)));
_GL_CXXALIAS_RPL (mbspbrk, char *, (const char *string, const char *accept));
# else
_GL_FUNCDECL_SYS (mbspbrk, char *, (const char *string, const char *accept)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2)));
_GL_CXXALIAS_SYS (mbspbrk, char *, (const char *string, const char *accept));
# endif
@@ -845,6 +891,7 @@ _GL_CXXALIASWARN (mbspbrk);
if none exists.
Unlike strspn(), this function works correctly in multibyte locales. */
_GL_EXTERN_C size_t mbsspn (const char *string, const char *reject)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2));
#endif
@@ -964,6 +1011,7 @@ _GL_WARN_ON_USE (strsignal, "strsignal is unportable - "
#if @GNULIB_STRVERSCMP@
# if !@HAVE_STRVERSCMP@
_GL_FUNCDECL_SYS (strverscmp, int, (const char *, const char *)
+ _GL_ATTRIBUTE_PURE
_GL_ARG_NONNULL ((1, 2)));
# endif
_GL_CXXALIAS_SYS (strverscmp, int, (const char *, const char *));
@@ -977,5 +1025,5 @@ _GL_WARN_ON_USE (strverscmp, "strverscmp is unportable - "
#endif
-#endif /* _GL_STRING_H */
-#endif /* _GL_STRING_H */
+#endif /* _@GUARD_PREFIX@_STRING_H */
+#endif /* _@GUARD_PREFIX@_STRING_H */