| 1 | /* A substitute <strings.h>.
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| 2 |
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| 3 | Copyright (C) 2007-2012 Free Software Foundation, Inc.
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| 4 |
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| 5 | This program is free software; you can redistribute it and/or modify
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| 6 | it under the terms of the GNU General Public License as published by
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| 7 | the Free Software Foundation; either version 3, or (at your option)
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| 8 | any later version.
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| 9 |
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| 10 | This program is distributed in the hope that it will be useful,
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | GNU General Public License for more details.
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| 14 |
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| 15 | You should have received a copy of the GNU General Public License
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| 16 | along with this program; if not, see <http://www.gnu.org/licenses/>. */
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| 17 |
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| 18 | #ifndef _@GUARD_PREFIX@_STRINGS_H
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| 19 |
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| 20 | #if __GNUC__ >= 3
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| 21 | @PRAGMA_SYSTEM_HEADER@
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| 22 | #endif
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| 23 | @PRAGMA_COLUMNS@
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| 24 |
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| 25 | /* Minix 3.1.8 has a bug: <sys/types.h> must be included before <strings.h>.
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| 26 | But avoid namespace pollution on glibc systems. */
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| 27 | #if defined __minix && !defined __GLIBC__
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| 28 | # include <sys/types.h>
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| 29 | #endif
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| 30 |
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| 31 | /* The include_next requires a split double-inclusion guard. */
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| 32 | #if @HAVE_STRINGS_H@
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| 33 | # @INCLUDE_NEXT@ @NEXT_STRINGS_H@
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| 34 | #endif
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| 35 |
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| 36 | #ifndef _@GUARD_PREFIX@_STRINGS_H
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| 37 | #define _@GUARD_PREFIX@_STRINGS_H
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| 38 |
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| 39 | #if ! @HAVE_DECL_STRNCASECMP@
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| 40 | /* Get size_t. */
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| 41 | # include <stddef.h>
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| 42 | #endif
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| 43 |
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| 44 |
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| 45 | /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
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| 46 |
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| 47 | /* The definition of _GL_ARG_NONNULL is copied here. */
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| 48 |
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| 49 | /* The definition of _GL_WARN_ON_USE is copied here. */
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| 50 |
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| 51 | #ifdef __cplusplus
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| 52 | extern "C" {
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| 53 | #endif
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| 54 |
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| 55 |
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| 56 | /* Find the index of the least-significant set bit. */
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| 57 | #if @GNULIB_FFS@
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| 58 | # if !@HAVE_FFS@
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| 59 | _GL_FUNCDECL_SYS (ffs, int, (int i));
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| 60 | # endif
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| 61 | _GL_CXXALIAS_SYS (ffs, int, (int i));
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| 62 | _GL_CXXALIASWARN (ffs);
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| 63 | #elif defined GNULIB_POSIXCHECK
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| 64 | # undef ffs
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| 65 | # if HAVE_RAW_DECL_FFS
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| 66 | _GL_WARN_ON_USE (ffs, "ffs is not portable - use the ffs module");
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| 67 | # endif
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| 68 | #endif
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| 69 |
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| 70 | /* Compare strings S1 and S2, ignoring case, returning less than, equal to or
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| 71 | greater than zero if S1 is lexicographically less than, equal to or greater
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| 72 | than S2.
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| 73 | Note: This function does not work in multibyte locales. */
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| 74 | #if ! @HAVE_STRCASECMP@
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| 75 | extern int strcasecmp (char const *s1, char const *s2)
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| 76 | _GL_ARG_NONNULL ((1, 2));
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| 77 | #endif
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| 78 | #if defined GNULIB_POSIXCHECK
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| 79 | /* strcasecmp() does not work with multibyte strings:
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| 80 | POSIX says that it operates on "strings", and "string" in POSIX is defined
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| 81 | as a sequence of bytes, not of characters. */
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| 82 | # undef strcasecmp
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| 83 | # if HAVE_RAW_DECL_STRCASECMP
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| 84 | _GL_WARN_ON_USE (strcasecmp, "strcasecmp cannot work correctly on character "
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| 85 | "strings in multibyte locales - "
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| 86 | "use mbscasecmp if you care about "
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| 87 | "internationalization, or use c_strcasecmp , "
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| 88 | "gnulib module c-strcase) if you want a locale "
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| 89 | "independent function");
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| 90 | # endif
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| 91 | #endif
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| 92 |
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| 93 | /* Compare no more than N bytes of strings S1 and S2, ignoring case,
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| 94 | returning less than, equal to or greater than zero if S1 is
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| 95 | lexicographically less than, equal to or greater than S2.
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| 96 | Note: This function cannot work correctly in multibyte locales. */
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| 97 | #if ! @HAVE_DECL_STRNCASECMP@
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| 98 | extern int strncasecmp (char const *s1, char const *s2, size_t n)
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| 99 | _GL_ARG_NONNULL ((1, 2));
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| 100 | #endif
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| 101 | #if defined GNULIB_POSIXCHECK
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| 102 | /* strncasecmp() does not work with multibyte strings:
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| 103 | POSIX says that it operates on "strings", and "string" in POSIX is defined
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| 104 | as a sequence of bytes, not of characters. */
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| 105 | # undef strncasecmp
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| 106 | # if HAVE_RAW_DECL_STRNCASECMP
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| 107 | _GL_WARN_ON_USE (strncasecmp, "strncasecmp cannot work correctly on character "
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| 108 | "strings in multibyte locales - "
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| 109 | "use mbsncasecmp or mbspcasecmp if you care about "
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| 110 | "internationalization, or use c_strncasecmp , "
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| 111 | "gnulib module c-strcase) if you want a locale "
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| 112 | "independent function");
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| 113 | # endif
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| 114 | #endif
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| 115 |
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| 116 |
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| 117 | #ifdef __cplusplus
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| 118 | }
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| 119 | #endif
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| 120 |
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| 121 | #endif /* _@GUARD_PREFIX@_STRING_H */
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| 122 | #endif /* _@GUARD_PREFIX@_STRING_H */
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