diff options
Diffstat (limited to 'lib/string.in.h')
| -rw-r--r-- | lib/string.in.h | 87 |
1 files changed, 73 insertions, 14 deletions
diff --git a/lib/string.in.h b/lib/string.in.h index 336e246..d7a6c9c 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, 2001-2013 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@ @@ -277,17 +306,28 @@ _GL_WARN_ON_USE (strchr, "strchr cannot work correctly on character strings " /* Find the first occurrence of C in S or the final NUL byte. */ #if @GNULIB_STRCHRNUL@ -# if ! @HAVE_STRCHRNUL@ +# if @REPLACE_STRCHRNUL@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define strchrnul rpl_strchrnul +# endif +_GL_FUNCDECL_RPL (strchrnul, char *, (const char *__s, int __c_in) + _GL_ATTRIBUTE_PURE + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (strchrnul, char *, + (const char *str, int ch)); +# else +# if ! @HAVE_STRCHRNUL@ _GL_FUNCDECL_SYS (strchrnul, char *, (char const *__s, int __c_in) _GL_ATTRIBUTE_PURE _GL_ARG_NONNULL ((1))); -# endif +# endif /* On some systems, this function is defined as an overloaded function: extern "C++" { const char * std::strchrnul (const char *, int); } extern "C++" { char * std::strchrnul (char *, int); } */ _GL_CXXALIAS_SYS_CAST2 (strchrnul, char *, (char const *__s, int __c_in), char const *, (char const *__s, int __c_in)); +# endif # if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) _GL_CXXALIASWARN1 (strchrnul, char *, (char *__s, int __c_in)); @@ -684,10 +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); @@ -697,6 +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 @@ -710,10 +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 @@ -725,15 +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 @@ -746,6 +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 @@ -757,6 +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 @@ -771,6 +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 @@ -784,6 +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 @@ -794,6 +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 @@ -804,6 +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 @@ -817,10 +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 @@ -834,6 +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 @@ -953,6 +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 *)); @@ -966,5 +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 */ |