1/* A substitute <strings.h>. 2 3 Copyright (C) 2007-2014 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3, or (at your option) 8 any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, see <http://www.gnu.org/licenses/>. */ 17 18#ifndef _@GUARD_PREFIX@_STRINGS_H 19 20#if __GNUC__ >= 3 21@PRAGMA_SYSTEM_HEADER@ 22#endif 23@PRAGMA_COLUMNS@ 24 25/* Minix 3.1.8 has a bug: <sys/types.h> must be included before <strings.h>. 26 But avoid namespace pollution on glibc systems. */ 27#if defined __minix && !defined __GLIBC__ 28# include <sys/types.h> 29#endif 30 31/* The include_next requires a split double-inclusion guard. */ 32#if @HAVE_STRINGS_H@ 33# @INCLUDE_NEXT@ @NEXT_STRINGS_H@ 34#endif 35 36#ifndef _@GUARD_PREFIX@_STRINGS_H 37#define _@GUARD_PREFIX@_STRINGS_H 38 39#if ! @HAVE_DECL_STRNCASECMP@ 40/* Get size_t. */ 41# include <stddef.h> 42#endif 43 44 45/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ 46 47/* The definition of _GL_ARG_NONNULL is copied here. */ 48 49/* The definition of _GL_WARN_ON_USE is copied here. */ 50 51#ifdef __cplusplus 52extern "C" { 53#endif 54 55 56 /* Find the index of the least-significant set bit. */ 57#if @GNULIB_FFS@ 58# if !@HAVE_FFS@ 59_GL_FUNCDECL_SYS (ffs, int, (int i)); 60# endif 61_GL_CXXALIAS_SYS (ffs, int, (int i)); 62_GL_CXXALIASWARN (ffs); 63#elif defined GNULIB_POSIXCHECK 64# undef ffs 65# if HAVE_RAW_DECL_FFS 66_GL_WARN_ON_USE (ffs, "ffs is not portable - use the ffs module"); 67# endif 68#endif 69 70/* Compare strings S1 and S2, ignoring case, returning less than, equal to or 71 greater than zero if S1 is lexicographically less than, equal to or greater 72 than S2. 73 Note: This function does not work in multibyte locales. */ 74#if ! @HAVE_STRCASECMP@ 75extern int strcasecmp (char const *s1, char const *s2) 76 _GL_ARG_NONNULL ((1, 2)); 77#endif 78#if defined GNULIB_POSIXCHECK 79/* strcasecmp() does not work with multibyte strings: 80 POSIX says that it operates on "strings", and "string" in POSIX is defined 81 as a sequence of bytes, not of characters. */ 82# undef strcasecmp 83# if HAVE_RAW_DECL_STRCASECMP 84_GL_WARN_ON_USE (strcasecmp, "strcasecmp cannot work correctly on character " 85 "strings in multibyte locales - " 86 "use mbscasecmp if you care about " 87 "internationalization, or use c_strcasecmp , " 88 "gnulib module c-strcase) if you want a locale " 89 "independent function"); 90# endif 91#endif 92 93/* Compare no more than N bytes of strings S1 and S2, ignoring case, 94 returning less than, equal to or greater than zero if S1 is 95 lexicographically less than, equal to or greater than S2. 96 Note: This function cannot work correctly in multibyte locales. */ 97#if ! @HAVE_DECL_STRNCASECMP@ 98extern int strncasecmp (char const *s1, char const *s2, size_t n) 99 _GL_ARG_NONNULL ((1, 2)); 100#endif 101#if defined GNULIB_POSIXCHECK 102/* strncasecmp() does not work with multibyte strings: 103 POSIX says that it operates on "strings", and "string" in POSIX is defined 104 as a sequence of bytes, not of characters. */ 105# undef strncasecmp 106# if HAVE_RAW_DECL_STRNCASECMP 107_GL_WARN_ON_USE (strncasecmp, "strncasecmp cannot work correctly on character " 108 "strings in multibyte locales - " 109 "use mbsncasecmp or mbspcasecmp if you care about " 110 "internationalization, or use c_strncasecmp , " 111 "gnulib module c-strcase) if you want a locale " 112 "independent function"); 113# endif 114#endif 115 116 117#ifdef __cplusplus 118} 119#endif 120 121#endif /* _@GUARD_PREFIX@_STRING_H */ 122#endif /* _@GUARD_PREFIX@_STRING_H */ 123