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Diffstat (limited to 'lib/string.in.h~')
| -rw-r--r-- | lib/string.in.h~ | 620 |
1 files changed, 0 insertions, 620 deletions
diff --git a/lib/string.in.h~ b/lib/string.in.h~ deleted file mode 100644 index 97da28f..0000000 --- a/lib/string.in.h~ +++ /dev/null @@ -1,620 +0,0 @@ -/* A GNU-like <string.h>. - - Copyright (C) 1995-1996, 2001-2009 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 - the Free Software Foundation; either version 3, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - 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. */ - -#ifndef _GL_STRING_H - -#if __GNUC__ >= 3 -@PRAGMA_SYSTEM_HEADER@ -#endif - -/* The include_next requires a split double-inclusion guard. */ -#@INCLUDE_NEXT@ @NEXT_STRING_H@ - -#ifndef _GL_STRING_H -#define _GL_STRING_H - - -#ifndef __attribute__ -/* This feature is available in gcc versions 2.5 and later. */ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) -# define __attribute__(Spec) /* empty */ -# endif -/* The attribute __pure__ was added in gcc 2.96. */ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 96) -# define __pure__ /* empty */ -# endif -#endif - - -/* The definition of GL_LINK_WARNING is copied here. */ - - -#ifdef __cplusplus -extern "C" { -#endif - - -/* Return the first instance of C within N bytes of S, or NULL. */ -#if @GNULIB_MEMCHR@ -# if @REPLACE_MEMCHR@ -# define memchr rpl_memchr -extern void *memchr (void const *__s, int __c, size_t __n) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef memchr -# define memchr(s,c,n) \ - (GL_LINK_WARNING ("memchr has platform-specific bugs - " \ - "use gnulib module memchr for portability" ), \ - memchr (s, c, n)) -#endif - -/* Return the first occurrence of NEEDLE in HAYSTACK. */ -#if @GNULIB_MEMMEM@ -# if @REPLACE_MEMMEM@ -# define memmem rpl_memmem -# endif -# if ! @HAVE_DECL_MEMMEM@ || @REPLACE_MEMMEM@ -extern void *memmem (void const *__haystack, size_t __haystack_len, - void const *__needle, size_t __needle_len) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef memmem -# define memmem(a,al,b,bl) \ - (GL_LINK_WARNING ("memmem is unportable and often quadratic - " \ - "use gnulib module memmem-simple for portability, " \ - "and module memmem for speed" ), \ - memmem (a, al, b, bl)) -#endif - -/* Copy N bytes of SRC to DEST, return pointer to bytes after the - last written byte. */ -#if @GNULIB_MEMPCPY@ -# if ! @HAVE_MEMPCPY@ -extern void *mempcpy (void *restrict __dest, void const *restrict __src, - size_t __n); -# endif -#elif defined GNULIB_POSIXCHECK -# undef mempcpy -# define mempcpy(a,b,n) \ - (GL_LINK_WARNING ("mempcpy is unportable - " \ - "use gnulib module mempcpy for portability"), \ - mempcpy (a, b, n)) -#endif - -/* Search backwards through a block for a byte (specified as an int). */ -#if @GNULIB_MEMRCHR@ -# if ! @HAVE_DECL_MEMRCHR@ -extern void *memrchr (void const *, int, size_t) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef memrchr -# define memrchr(a,b,c) \ - (GL_LINK_WARNING ("memrchr is unportable - " \ - "use gnulib module memrchr for portability"), \ - memrchr (a, b, c)) -#endif - -/* Find the first occurrence of C in S. More efficient than - memchr(S,C,N), at the expense of undefined behavior if C does not - occur within N bytes. */ -#if @GNULIB_RAWMEMCHR@ -# if ! @HAVE_RAWMEMCHR@ -extern void *rawmemchr (void const *__s, int __c_in) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef rawmemchr -# define rawmemchr(a,b) \ - (GL_LINK_WARNING ("rawmemchr is unportable - " \ - "use gnulib module rawmemchr for portability"), \ - rawmemchr (a, b)) -#endif - -/* Copy SRC to DST, returning the address of the terminating '\0' in DST. */ -#if @GNULIB_STPCPY@ -# if ! @HAVE_STPCPY@ -extern char *stpcpy (char *restrict __dst, char const *restrict __src); -# endif -#elif defined GNULIB_POSIXCHECK -# undef stpcpy -# define stpcpy(a,b) \ - (GL_LINK_WARNING ("stpcpy is unportable - " \ - "use gnulib module stpcpy for portability"), \ - stpcpy (a, b)) -#endif - -/* Copy no more than N bytes of SRC to DST, returning a pointer past the - last non-NUL byte written into DST. */ -#if @GNULIB_STPNCPY@ -# if ! @HAVE_STPNCPY@ -# define stpncpy gnu_stpncpy -extern char *stpncpy (char *restrict __dst, char const *restrict __src, - size_t __n); -# endif -#elif defined GNULIB_POSIXCHECK -# undef stpncpy -# define stpncpy(a,b,n) \ - (GL_LINK_WARNING ("stpncpy is unportable - " \ - "use gnulib module stpncpy for portability"), \ - stpncpy (a, b, n)) -#endif - -#if defined GNULIB_POSIXCHECK -/* strchr() does not work with multibyte strings if the locale encoding is - GB18030 and the character to be searched is a digit. */ -# undef strchr -# define strchr(s,c) \ - (GL_LINK_WARNING ("strchr cannot work correctly on character strings " \ - "in some multibyte locales - " \ - "use mbschr if you care about internationalization"), \ - strchr (s, c)) -#endif - -/* Find the first occurrence of C in S or the final NUL byte. */ -#if @GNULIB_STRCHRNUL@ -# if ! @HAVE_STRCHRNUL@ -extern char *strchrnul (char const *__s, int __c_in) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strchrnul -# define strchrnul(a,b) \ - (GL_LINK_WARNING ("strchrnul is unportable - " \ - "use gnulib module strchrnul for portability"), \ - strchrnul (a, b)) -#endif - -/* Duplicate S, returning an identical malloc'd string. */ -#if @GNULIB_STRDUP@ -# if @REPLACE_STRDUP@ -# undef strdup -# define strdup rpl_strdup -# endif -# if !(@HAVE_DECL_STRDUP@ || defined strdup) || @REPLACE_STRDUP@ -extern char *strdup (char const *__s); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strdup -# define strdup(a) \ - (GL_LINK_WARNING ("strdup is unportable - " \ - "use gnulib module strdup for portability"), \ - strdup (a)) -#endif - -/* Return a newly allocated copy of at most N bytes of STRING. */ -#if @GNULIB_STRNDUP@ -# if ! @HAVE_STRNDUP@ -# undef strndup -# define strndup rpl_strndup -# endif -# if ! @HAVE_STRNDUP@ || ! @HAVE_DECL_STRNDUP@ -extern char *strndup (char const *__string, size_t __n); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strndup -# define strndup(a,n) \ - (GL_LINK_WARNING ("strndup is unportable - " \ - "use gnulib module strndup for portability"), \ - strndup (a, n)) -#endif - -/* Find the length (number of bytes) of STRING, but scan at most - MAXLEN bytes. If no '\0' terminator is found in that many bytes, - return MAXLEN. */ -#if @GNULIB_STRNLEN@ -# if ! @HAVE_DECL_STRNLEN@ -extern size_t strnlen (char const *__string, size_t __maxlen) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strnlen -# define strnlen(a,n) \ - (GL_LINK_WARNING ("strnlen is unportable - " \ - "use gnulib module strnlen for portability"), \ - strnlen (a, n)) -#endif - -#if defined GNULIB_POSIXCHECK -/* strcspn() assumes the second argument is a list of single-byte characters. - Even in this simple case, it does not work with multibyte strings if the - locale encoding is GB18030 and one of the characters to be searched is a - digit. */ -# undef strcspn -# define strcspn(s,a) \ - (GL_LINK_WARNING ("strcspn cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbscspn if you care about internationalization"), \ - strcspn (s, a)) -#endif - -/* Find the first occurrence in S of any character in ACCEPT. */ -#if @GNULIB_STRPBRK@ -# if ! @HAVE_STRPBRK@ -extern char *strpbrk (char const *__s, char const *__accept) - __attribute__ ((__pure__)); -# endif -# if defined GNULIB_POSIXCHECK -/* strpbrk() assumes the second argument is a list of single-byte characters. - Even in this simple case, it does not work with multibyte strings if the - locale encoding is GB18030 and one of the characters to be searched is a - digit. */ -# undef strpbrk -# define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbspbrk if you care about internationalization"), \ - strpbrk (s, a)) -# endif -#elif defined GNULIB_POSIXCHECK -# undef strpbrk -# define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk is unportable - " \ - "use gnulib module strpbrk for portability"), \ - strpbrk (s, a)) -#endif - -#if defined GNULIB_POSIXCHECK -/* strspn() assumes the second argument is a list of single-byte characters. - Even in this simple case, it cannot work with multibyte strings. */ -# undef strspn -# define strspn(s,a) \ - (GL_LINK_WARNING ("strspn cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbsspn if you care about internationalization"), \ - strspn (s, a)) -#endif - -#if defined GNULIB_POSIXCHECK -/* strrchr() does not work with multibyte strings if the locale encoding is - GB18030 and the character to be searched is a digit. */ -# undef strrchr -# define strrchr(s,c) \ - (GL_LINK_WARNING ("strrchr cannot work correctly on character strings " \ - "in some multibyte locales - " \ - "use mbsrchr if you care about internationalization"), \ - strrchr (s, c)) -#endif - -/* Search the next delimiter (char listed in DELIM) starting at *STRINGP. - If one is found, overwrite it with a NUL, and advance *STRINGP - to point to the next char after it. Otherwise, set *STRINGP to NULL. - If *STRINGP was already NULL, nothing happens. - Return the old value of *STRINGP. - - This is a variant of strtok() that is multithread-safe and supports - empty fields. - - Caveat: It modifies the original string. - Caveat: These functions cannot be used on constant strings. - Caveat: The identity of the delimiting character is lost. - Caveat: It doesn't work with multibyte strings unless all of the delimiter - characters are ASCII characters < 0x30. - - See also strtok_r(). */ -#if @GNULIB_STRSEP@ -# if ! @HAVE_STRSEP@ -extern char *strsep (char **restrict __stringp, char const *restrict __delim); -# endif -# if defined GNULIB_POSIXCHECK -# undef strsep -# define strsep(s,d) \ - (GL_LINK_WARNING ("strsep cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbssep if you care about internationalization"), \ - strsep (s, d)) -# endif -#elif defined GNULIB_POSIXCHECK -# undef strsep -# define strsep(s,d) \ - (GL_LINK_WARNING ("strsep is unportable - " \ - "use gnulib module strsep for portability"), \ - strsep (s, d)) -#endif - -#if @GNULIB_STRSTR@ -# if @REPLACE_STRSTR@ -# define strstr rpl_strstr -char *strstr (const char *haystack, const char *needle) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -/* strstr() does not work with multibyte strings if the locale encoding is - different from UTF-8: - POSIX says that it operates on "strings", and "string" in POSIX is defined - as a sequence of bytes, not of characters. */ -# undef strstr -# define strstr(a,b) \ - (GL_LINK_WARNING ("strstr is quadratic on many systems, and cannot " \ - "work correctly on character strings in most " \ - "multibyte locales - " \ - "use mbsstr if you care about internationalization, " \ - "or use strstr if you care about speed"), \ - strstr (a, b)) -#endif - -/* Find the first occurrence of NEEDLE in HAYSTACK, using case-insensitive - comparison. */ -#if @GNULIB_STRCASESTR@ -# if @REPLACE_STRCASESTR@ -# define strcasestr rpl_strcasestr -# endif -# if ! @HAVE_STRCASESTR@ || @REPLACE_STRCASESTR@ -extern char *strcasestr (const char *haystack, const char *needle) - __attribute__ ((__pure__)); -# endif -#elif defined GNULIB_POSIXCHECK -/* strcasestr() does not work with multibyte strings: - It is a glibc extension, and glibc implements it only for unibyte - locales. */ -# undef strcasestr -# define strcasestr(a,b) \ - (GL_LINK_WARNING ("strcasestr does work correctly on character strings " \ - "in multibyte locales - " \ - "use mbscasestr if you care about " \ - "internationalization, or use c-strcasestr if you want " \ - "a locale independent function"), \ - strcasestr (a, b)) -#endif - -/* Parse S into tokens separated by characters in DELIM. - If S is NULL, the saved pointer in SAVE_PTR is used as - the next starting point. For example: - char s[] = "-abc-=-def"; - char *sp; - x = strtok_r(s, "-", &sp); // x = "abc", sp = "=-def" - x = strtok_r(NULL, "-=", &sp); // x = "def", sp = NULL - x = strtok_r(NULL, "=", &sp); // x = NULL - // s = "abc\0-def\0" - - This is a variant of strtok() that is multithread-safe. - - For the POSIX documentation for this function, see: - http://www.opengroup.org/susv3xsh/strtok.html - - Caveat: It modifies the original string. - Caveat: These functions cannot be used on constant strings. - Caveat: The identity of the delimiting character is lost. - Caveat: It doesn't work with multibyte strings unless all of the delimiter - characters are ASCII characters < 0x30. - - See also strsep(). */ -#if @GNULIB_STRTOK_R@ -# if ! @HAVE_DECL_STRTOK_R@ -extern char *strtok_r (char *restrict s, char const *restrict delim, - char **restrict save_ptr); -# endif -# if defined GNULIB_POSIXCHECK -# undef strtok_r -# define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbstok_r if you care about internationalization"), \ - strtok_r (s, d, p)) -# endif -#elif defined GNULIB_POSIXCHECK -# undef strtok_r -# define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r is unportable - " \ - "use gnulib module strtok_r for portability"), \ - strtok_r (s, d, p)) -#endif - - -/* The following functions are not specified by POSIX. They are gnulib - extensions. */ - -#if @GNULIB_MBSLEN@ -/* Return the number of multibyte characters in the character string STRING. - This considers multibyte characters, unlike strlen, which counts bytes. */ -extern size_t mbslen (const char *string); -#endif - -#if @GNULIB_MBSNLEN@ -/* Return the number of multibyte characters in the character string starting - at STRING and ending at STRING + LEN. */ -extern size_t mbsnlen (const char *string, size_t len); -#endif - -#if @GNULIB_MBSCHR@ -/* Locate the first single-byte character C in the character string STRING, - and return a pointer to it. Return NULL if C is not found in STRING. - Unlike strchr(), this function works correctly in multibyte locales with - encodings such as GB18030. */ -# define mbschr rpl_mbschr /* avoid collision with HP-UX function */ -extern char * mbschr (const char *string, int c); -#endif - -#if @GNULIB_MBSRCHR@ -/* Locate the last single-byte character C in the character string STRING, - 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. */ -# define mbsrchr rpl_mbsrchr /* avoid collision with HP-UX function */ -extern char * mbsrchr (const char *string, int c); -#endif - -#if @GNULIB_MBSSTR@ -/* Find the first occurrence of the character string NEEDLE in the character - string HAYSTACK. Return NULL if NEEDLE is not found in HAYSTACK. - Unlike strstr(), this function works correctly in multibyte locales with - encodings different from UTF-8. */ -extern char * mbsstr (const char *haystack, const char *needle); -#endif - -#if @GNULIB_MBSCASECMP@ -/* Compare the character strings S1 and S2, ignoring case, returning less than, - equal to or greater than zero if S1 is lexicographically less than, equal to - or greater than S2. - Note: This function may, in multibyte locales, return 0 for strings of - different lengths! - Unlike strcasecmp(), this function works correctly in multibyte locales. */ -extern int mbscasecmp (const char *s1, const char *s2); -#endif - -#if @GNULIB_MBSNCASECMP@ -/* Compare the initial segment of the character string S1 consisting of at most - N characters with the initial segment of the character string S2 consisting - of at most N characters, ignoring case, returning less than, equal to or - greater than zero if the initial segment of S1 is lexicographically less - than, equal to or greater than the initial segment of S2. - Note: This function may, in multibyte locales, return 0 for initial segments - of different lengths! - Unlike strncasecmp(), this function works correctly in multibyte locales. - But beware that N is not a byte count but a character count! */ -extern int mbsncasecmp (const char *s1, const char *s2, size_t n); -#endif - -#if @GNULIB_MBSPCASECMP@ -/* Compare the initial segment of the character string STRING consisting of - at most mbslen (PREFIX) characters with the character string PREFIX, - ignoring case, returning less than, equal to or greater than zero if this - initial segment is lexicographically less than, equal to or greater than - PREFIX. - Note: This function may, in multibyte locales, return 0 if STRING is of - smaller length than PREFIX! - Unlike strncasecmp(), this function works correctly in multibyte - locales. */ -extern char * mbspcasecmp (const char *string, const char *prefix); -#endif - -#if @GNULIB_MBSCASESTR@ -/* Find the first occurrence of the character string NEEDLE in the character - string HAYSTACK, using case-insensitive comparison. - Note: This function may, in multibyte locales, return success even if - strlen (haystack) < strlen (needle) ! - Unlike strcasestr(), this function works correctly in multibyte locales. */ -extern char * mbscasestr (const char *haystack, const char *needle); -#endif - -#if @GNULIB_MBSCSPN@ -/* Find the first occurrence in the character string STRING of any character - in the character string ACCEPT. Return the number of bytes from the - beginning of the string to this occurrence, or to the end of the string - if none exists. - Unlike strcspn(), this function works correctly in multibyte locales. */ -extern size_t mbscspn (const char *string, const char *accept); -#endif - -#if @GNULIB_MBSPBRK@ -/* Find the first occurrence in the character string STRING of any character - in the character string ACCEPT. Return the pointer to it, or NULL if none - exists. - Unlike strpbrk(), this function works correctly in multibyte locales. */ -# define mbspbrk rpl_mbspbrk /* avoid collision with HP-UX function */ -extern char * mbspbrk (const char *string, const char *accept); -#endif - -#if @GNULIB_MBSSPN@ -/* Find the first occurrence in the character string STRING of any character - not in the character string REJECT. Return the number of bytes from the - beginning of the string to this occurrence, or to the end of the string - if none exists. - Unlike strspn(), this function works correctly in multibyte locales. */ -extern size_t mbsspn (const char *string, const char *reject); -#endif - -#if @GNULIB_MBSSEP@ -/* Search the next delimiter (multibyte character listed in the character - string DELIM) starting at the character string *STRINGP. - If one is found, overwrite it with a NUL, and advance *STRINGP to point - to the next multibyte character after it. Otherwise, set *STRINGP to NULL. - If *STRINGP was already NULL, nothing happens. - Return the old value of *STRINGP. - - This is a variant of mbstok_r() that supports empty fields. - - Caveat: It modifies the original string. - Caveat: These functions cannot be used on constant strings. - Caveat: The identity of the delimiting character is lost. - - See also mbstok_r(). */ -extern char * mbssep (char **stringp, const char *delim); -#endif - -#if @GNULIB_MBSTOK_R@ -/* Parse the character string STRING into tokens separated by characters in - the character string DELIM. - If STRING is NULL, the saved pointer in SAVE_PTR is used as - the next starting point. For example: - char s[] = "-abc-=-def"; - char *sp; - x = mbstok_r(s, "-", &sp); // x = "abc", sp = "=-def" - x = mbstok_r(NULL, "-=", &sp); // x = "def", sp = NULL - x = mbstok_r(NULL, "=", &sp); // x = NULL - // s = "abc\0-def\0" - - Caveat: It modifies the original string. - Caveat: These functions cannot be used on constant strings. - Caveat: The identity of the delimiting character is lost. - - See also mbssep(). */ -extern char * mbstok_r (char *string, const char *delim, char **save_ptr); -#endif - -/* Map any int, typically from errno, into an error message. */ -#if @GNULIB_STRERROR@ -# if @REPLACE_STRERROR@ -# undef strerror -# define strerror rpl_strerror -extern char *strerror (int); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strerror -# define strerror(e) \ - (GL_LINK_WARNING ("strerror is unportable - " \ - "use gnulib module strerror to guarantee non-NULL result"), \ - strerror (e)) -#endif - -#if @GNULIB_STRSIGNAL@ -# if @REPLACE_STRSIGNAL@ -# define strsignal rpl_strsignal -# endif -# if ! @HAVE_DECL_STRSIGNAL@ || @REPLACE_STRSIGNAL@ -extern char *strsignal (int __sig); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strsignal -# define strsignal(a) \ - (GL_LINK_WARNING ("strsignal is unportable - " \ - "use gnulib module strsignal for portability"), \ - strsignal (a)) -#endif - -#if @GNULIB_STRVERSCMP@ -# if !@HAVE_STRVERSCMP@ -extern int strverscmp (const char *, const char *); -# endif -#elif defined GNULIB_POSIXCHECK -# undef strverscmp -# define strverscmp(a, b) \ - (GL_LINK_WARNING ("strverscmp is unportable - " \ - "use gnulib module strverscmp for portability"), \ - strverscmp (a, b)) -#endif - - -#ifdef __cplusplus -} -#endif - -#endif /* _GL_STRING_H */ -#endif /* _GL_STRING_H */ |