105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* DO NOT EDIT! GENERATED AUTOMATICALLY! */ 205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* A GNU-like <string.h>. 305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 405436638acc7c010349a69c3395f1a57c642dc62Ying Wang Copyright (C) 1995-1996, 2001-2012 Free Software Foundation, Inc. 505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 605436638acc7c010349a69c3395f1a57c642dc62Ying Wang This program is free software; you can redistribute it and/or modify 705436638acc7c010349a69c3395f1a57c642dc62Ying Wang it under the terms of the GNU General Public License as published by 805436638acc7c010349a69c3395f1a57c642dc62Ying Wang the Free Software Foundation; either version 3, or (at your option) 905436638acc7c010349a69c3395f1a57c642dc62Ying Wang any later version. 1005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1105436638acc7c010349a69c3395f1a57c642dc62Ying Wang This program is distributed in the hope that it will be useful, 1205436638acc7c010349a69c3395f1a57c642dc62Ying Wang but WITHOUT ANY WARRANTY; without even the implied warranty of 1305436638acc7c010349a69c3395f1a57c642dc62Ying Wang MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1405436638acc7c010349a69c3395f1a57c642dc62Ying Wang GNU General Public License for more details. 1505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1605436638acc7c010349a69c3395f1a57c642dc62Ying Wang You should have received a copy of the GNU General Public License 1705436638acc7c010349a69c3395f1a57c642dc62Ying Wang along with this program; if not, see <http://www.gnu.org/licenses/>. */ 1805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 1905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_STRING_H 2005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if __GNUC__ >= 3 2205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#pragma GCC system_header 2305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 2405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The include_next requires a split double-inclusion guard. */ 2705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#include_next <string.h> 2805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 2905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_STRING_H 3005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_STRING_H 3105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 3205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* NetBSD 5.0 mis-defines NULL. */ 3305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#include <stddef.h> 3405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 3505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* MirBSD defines mbslen as a macro. */ 3605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 && defined __MirBSD__ 3705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# include <wchar.h> 3805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 3905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 4005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The __attribute__ feature is available in gcc versions 2.5 and later. 4105436638acc7c010349a69c3395f1a57c642dc62Ying Wang The attribute __pure__ was added in gcc 2.96. */ 4205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) 4305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) 4405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 4505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_ATTRIBUTE_PURE /* empty */ 4605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 4705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 4805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* NetBSD 5.0 declares strsignal in <unistd.h>, not in <string.h>. */ 4905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* But in any case avoid namespace pollution on glibc systems. */ 5005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if (0 || defined GNULIB_POSIXCHECK) && defined __NetBSD__ \ 5105436638acc7c010349a69c3395f1a57c642dc62Ying Wang && ! defined __GLIBC__ 5205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# include <unistd.h> 5305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 5405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 5505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ 5605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_CXXDEFS_H 5705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_CXXDEFS_H 5805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 5905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The three most frequent use cases of these macros are: 6005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 6105436638acc7c010349a69c3395f1a57c642dc62Ying Wang * For providing a substitute for a function that is missing on some 6205436638acc7c010349a69c3395f1a57c642dc62Ying Wang platforms, but is declared and works fine on the platforms on which 6305436638acc7c010349a69c3395f1a57c642dc62Ying Wang it exists: 6405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 6505436638acc7c010349a69c3395f1a57c642dc62Ying Wang #if @GNULIB_FOO@ 6605436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if !@HAVE_FOO@ 6705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_SYS (foo, ...); 6805436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 6905436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_SYS (foo, ...); 7005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN (foo); 7105436638acc7c010349a69c3395f1a57c642dc62Ying Wang #elif defined GNULIB_POSIXCHECK 7205436638acc7c010349a69c3395f1a57c642dc62Ying Wang ... 7305436638acc7c010349a69c3395f1a57c642dc62Ying Wang #endif 7405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 7505436638acc7c010349a69c3395f1a57c642dc62Ying Wang * For providing a replacement for a function that exists on all platforms, 7605436638acc7c010349a69c3395f1a57c642dc62Ying Wang but is broken/insufficient and needs to be replaced on some platforms: 7705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 7805436638acc7c010349a69c3395f1a57c642dc62Ying Wang #if @GNULIB_FOO@ 7905436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if @REPLACE_FOO@ 8005436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if !(defined __cplusplus && defined GNULIB_NAMESPACE) 8105436638acc7c010349a69c3395f1a57c642dc62Ying Wang # undef foo 8205436638acc7c010349a69c3395f1a57c642dc62Ying Wang # define foo rpl_foo 8305436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 8405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_RPL (foo, ...); 8505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_RPL (foo, ...); 8605436638acc7c010349a69c3395f1a57c642dc62Ying Wang # else 8705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_SYS (foo, ...); 8805436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 8905436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN (foo); 9005436638acc7c010349a69c3395f1a57c642dc62Ying Wang #elif defined GNULIB_POSIXCHECK 9105436638acc7c010349a69c3395f1a57c642dc62Ying Wang ... 9205436638acc7c010349a69c3395f1a57c642dc62Ying Wang #endif 9305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 9405436638acc7c010349a69c3395f1a57c642dc62Ying Wang * For providing a replacement for a function that exists on some platforms 9505436638acc7c010349a69c3395f1a57c642dc62Ying Wang but is broken/insufficient and needs to be replaced on some of them and 9605436638acc7c010349a69c3395f1a57c642dc62Ying Wang is additionally either missing or undeclared on some other platforms: 9705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 9805436638acc7c010349a69c3395f1a57c642dc62Ying Wang #if @GNULIB_FOO@ 9905436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if @REPLACE_FOO@ 10005436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if !(defined __cplusplus && defined GNULIB_NAMESPACE) 10105436638acc7c010349a69c3395f1a57c642dc62Ying Wang # undef foo 10205436638acc7c010349a69c3395f1a57c642dc62Ying Wang # define foo rpl_foo 10305436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 10405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_RPL (foo, ...); 10505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_RPL (foo, ...); 10605436638acc7c010349a69c3395f1a57c642dc62Ying Wang # else 10705436638acc7c010349a69c3395f1a57c642dc62Ying Wang # if !@HAVE_FOO@ or if !@HAVE_DECL_FOO@ 10805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_SYS (foo, ...); 10905436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 11005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_SYS (foo, ...); 11105436638acc7c010349a69c3395f1a57c642dc62Ying Wang # endif 11205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN (foo); 11305436638acc7c010349a69c3395f1a57c642dc62Ying Wang #elif defined GNULIB_POSIXCHECK 11405436638acc7c010349a69c3395f1a57c642dc62Ying Wang ... 11505436638acc7c010349a69c3395f1a57c642dc62Ying Wang #endif 11605436638acc7c010349a69c3395f1a57c642dc62Ying Wang*/ 11705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 11805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_EXTERN_C declaration; 11905436638acc7c010349a69c3395f1a57c642dc62Ying Wang performs the declaration with C linkage. */ 12005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus 12105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_EXTERN_C extern "C" 12205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 12305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_EXTERN_C extern 12405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 12505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 12605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_FUNCDECL_RPL (func, rettype, parameters_and_attributes); 12705436638acc7c010349a69c3395f1a57c642dc62Ying Wang declares a replacement function, named rpl_func, with the given prototype, 12805436638acc7c010349a69c3395f1a57c642dc62Ying Wang consisting of return type, parameters, and attributes. 12905436638acc7c010349a69c3395f1a57c642dc62Ying Wang Example: 13005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...) 13105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 13205436638acc7c010349a69c3395f1a57c642dc62Ying Wang */ 13305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \ 13405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes) 13505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \ 13605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C rettype rpl_func parameters_and_attributes 13705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 13805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_FUNCDECL_SYS (func, rettype, parameters_and_attributes); 13905436638acc7c010349a69c3395f1a57c642dc62Ying Wang declares the system function, named func, with the given prototype, 14005436638acc7c010349a69c3395f1a57c642dc62Ying Wang consisting of return type, parameters, and attributes. 14105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Example: 14205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_FUNCDECL_SYS (open, int, (const char *filename, int flags, ...) 14305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 14405436638acc7c010349a69c3395f1a57c642dc62Ying Wang */ 14505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \ 14605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C rettype func parameters_and_attributes 14705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 14805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIAS_RPL (func, rettype, parameters); 14905436638acc7c010349a69c3395f1a57c642dc62Ying Wang declares a C++ alias called GNULIB_NAMESPACE::func 15005436638acc7c010349a69c3395f1a57c642dc62Ying Wang that redirects to rpl_func, if GNULIB_NAMESPACE is defined. 15105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Example: 15205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_RPL (open, int, (const char *filename, int flags, ...)); 15305436638acc7c010349a69c3395f1a57c642dc62Ying Wang */ 15405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#define _GL_CXXALIAS_RPL(func,rettype,parameters) \ 15505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters) 15605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 15705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \ 15805436638acc7c010349a69c3395f1a57c642dc62Ying Wang namespace GNULIB_NAMESPACE \ 15905436638acc7c010349a69c3395f1a57c642dc62Ying Wang { \ 16005436638acc7c010349a69c3395f1a57c642dc62Ying Wang rettype (*const func) parameters = ::rpl_func; \ 16105436638acc7c010349a69c3395f1a57c642dc62Ying Wang } \ 16205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 16305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 16405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \ 16505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 16605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 16705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 16805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters); 16905436638acc7c010349a69c3395f1a57c642dc62Ying Wang is like _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters); 17005436638acc7c010349a69c3395f1a57c642dc62Ying Wang except that the C function rpl_func may have a slightly different 17105436638acc7c010349a69c3395f1a57c642dc62Ying Wang declaration. A cast is used to silence the "invalid conversion" error 17205436638acc7c010349a69c3395f1a57c642dc62Ying Wang that would otherwise occur. */ 17305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 17405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \ 17505436638acc7c010349a69c3395f1a57c642dc62Ying Wang namespace GNULIB_NAMESPACE \ 17605436638acc7c010349a69c3395f1a57c642dc62Ying Wang { \ 17705436638acc7c010349a69c3395f1a57c642dc62Ying Wang rettype (*const func) parameters = \ 17805436638acc7c010349a69c3395f1a57c642dc62Ying Wang reinterpret_cast<rettype(*)parameters>(::rpl_func); \ 17905436638acc7c010349a69c3395f1a57c642dc62Ying Wang } \ 18005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 18105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 18205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \ 18305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 18405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 18505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 18605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIAS_SYS (func, rettype, parameters); 18705436638acc7c010349a69c3395f1a57c642dc62Ying Wang declares a C++ alias called GNULIB_NAMESPACE::func 18805436638acc7c010349a69c3395f1a57c642dc62Ying Wang that redirects to the system provided function func, if GNULIB_NAMESPACE 18905436638acc7c010349a69c3395f1a57c642dc62Ying Wang is defined. 19005436638acc7c010349a69c3395f1a57c642dc62Ying Wang Example: 19105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIAS_SYS (open, int, (const char *filename, int flags, ...)); 19205436638acc7c010349a69c3395f1a57c642dc62Ying Wang */ 19305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 19405436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* If we were to write 19505436638acc7c010349a69c3395f1a57c642dc62Ying Wang rettype (*const func) parameters = ::func; 19605436638acc7c010349a69c3395f1a57c642dc62Ying Wang like above in _GL_CXXALIAS_RPL_1, the compiler could optimize calls 19705436638acc7c010349a69c3395f1a57c642dc62Ying Wang better (remove an indirection through a 'static' pointer variable), 19805436638acc7c010349a69c3395f1a57c642dc62Ying Wang but then the _GL_CXXALIASWARN macro below would cause a warning not only 19905436638acc7c010349a69c3395f1a57c642dc62Ying Wang for uses of ::func but also for uses of GNULIB_NAMESPACE::func. */ 20005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS(func,rettype,parameters) \ 20105436638acc7c010349a69c3395f1a57c642dc62Ying Wang namespace GNULIB_NAMESPACE \ 20205436638acc7c010349a69c3395f1a57c642dc62Ying Wang { \ 20305436638acc7c010349a69c3395f1a57c642dc62Ying Wang static rettype (*func) parameters = ::func; \ 20405436638acc7c010349a69c3395f1a57c642dc62Ying Wang } \ 20505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 20605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 20705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS(func,rettype,parameters) \ 20805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 20905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 21005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 21105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIAS_SYS_CAST (func, rettype, parameters); 21205436638acc7c010349a69c3395f1a57c642dc62Ying Wang is like _GL_CXXALIAS_SYS (func, rettype, parameters); 21305436638acc7c010349a69c3395f1a57c642dc62Ying Wang except that the C function func may have a slightly different declaration. 21405436638acc7c010349a69c3395f1a57c642dc62Ying Wang A cast is used to silence the "invalid conversion" error that would 21505436638acc7c010349a69c3395f1a57c642dc62Ying Wang otherwise occur. */ 21605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 21705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \ 21805436638acc7c010349a69c3395f1a57c642dc62Ying Wang namespace GNULIB_NAMESPACE \ 21905436638acc7c010349a69c3395f1a57c642dc62Ying Wang { \ 22005436638acc7c010349a69c3395f1a57c642dc62Ying Wang static rettype (*func) parameters = \ 22105436638acc7c010349a69c3395f1a57c642dc62Ying Wang reinterpret_cast<rettype(*)parameters>(::func); \ 22205436638acc7c010349a69c3395f1a57c642dc62Ying Wang } \ 22305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 22405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 22505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \ 22605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 22705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 22805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 22905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIAS_SYS_CAST2 (func, rettype, parameters, rettype2, parameters2); 23005436638acc7c010349a69c3395f1a57c642dc62Ying Wang is like _GL_CXXALIAS_SYS (func, rettype, parameters); 23105436638acc7c010349a69c3395f1a57c642dc62Ying Wang except that the C function is picked among a set of overloaded functions, 23205436638acc7c010349a69c3395f1a57c642dc62Ying Wang namely the one with rettype2 and parameters2. Two consecutive casts 23305436638acc7c010349a69c3395f1a57c642dc62Ying Wang are used to silence the "cannot find a match" and "invalid conversion" 23405436638acc7c010349a69c3395f1a57c642dc62Ying Wang errors that would otherwise occur. */ 23505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 23605436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* The outer cast must be a reinterpret_cast. 23705436638acc7c010349a69c3395f1a57c642dc62Ying Wang The inner cast: When the function is defined as a set of overloaded 23805436638acc7c010349a69c3395f1a57c642dc62Ying Wang functions, it works as a static_cast<>, choosing the designated variant. 23905436638acc7c010349a69c3395f1a57c642dc62Ying Wang When the function is defined as a single variant, it works as a 24005436638acc7c010349a69c3395f1a57c642dc62Ying Wang reinterpret_cast<>. The parenthesized cast syntax works both ways. */ 24105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \ 24205436638acc7c010349a69c3395f1a57c642dc62Ying Wang namespace GNULIB_NAMESPACE \ 24305436638acc7c010349a69c3395f1a57c642dc62Ying Wang { \ 24405436638acc7c010349a69c3395f1a57c642dc62Ying Wang static rettype (*func) parameters = \ 24505436638acc7c010349a69c3395f1a57c642dc62Ying Wang reinterpret_cast<rettype(*)parameters>( \ 24605436638acc7c010349a69c3395f1a57c642dc62Ying Wang (rettype2(*)parameters2)(::func)); \ 24705436638acc7c010349a69c3395f1a57c642dc62Ying Wang } \ 24805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 24905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 25005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \ 25105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 25205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 25305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 25405436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIASWARN (func); 25505436638acc7c010349a69c3395f1a57c642dc62Ying Wang causes a warning to be emitted when ::func is used but not when 25605436638acc7c010349a69c3395f1a57c642dc62Ying Wang GNULIB_NAMESPACE::func is used. func must be defined without overloaded 25705436638acc7c010349a69c3395f1a57c642dc62Ying Wang variants. */ 25805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 25905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN(func) \ 26005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE) 26105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN_1(func,namespace) \ 26205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN_2 (func, namespace) 26305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>, 26405436638acc7c010349a69c3395f1a57c642dc62Ying Wang we enable the warning only when not optimizing. */ 26505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !__OPTIMIZE__ 26605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN_2(func,namespace) \ 26705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_WARN_ON_USE (func, \ 26805436638acc7c010349a69c3395f1a57c642dc62Ying Wang "The symbol ::" #func " refers to the system function. " \ 26905436638acc7c010349a69c3395f1a57c642dc62Ying Wang "Use " #namespace "::" #func " instead.") 27005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING 27105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN_2(func,namespace) \ 27205436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern __typeof__ (func) func 27305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 27405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN_2(func,namespace) \ 27505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 27605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 27705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 27805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN(func) \ 27905436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 28005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 28105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 28205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_CXXALIASWARN1 (func, rettype, parameters_and_attributes); 28305436638acc7c010349a69c3395f1a57c642dc62Ying Wang causes a warning to be emitted when the given overloaded variant of ::func 28405436638acc7c010349a69c3395f1a57c642dc62Ying Wang is used but not when GNULIB_NAMESPACE::func is used. */ 28505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined __cplusplus && defined GNULIB_NAMESPACE 28605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \ 28705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \ 28805436638acc7c010349a69c3395f1a57c642dc62Ying Wang GNULIB_NAMESPACE) 28905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \ 29005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace) 29105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>, 29205436638acc7c010349a69c3395f1a57c642dc62Ying Wang we enable the warning only when not optimizing. */ 29305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !__OPTIMIZE__ 29405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ 29505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \ 29605436638acc7c010349a69c3395f1a57c642dc62Ying Wang "The symbol ::" #func " refers to the system function. " \ 29705436638acc7c010349a69c3395f1a57c642dc62Ying Wang "Use " #namespace "::" #func " instead.") 29805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING 29905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ 30005436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern __typeof__ (func) func 30105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 30205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \ 30305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 30405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 30505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#else 30605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \ 30705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_EXTERN_C int _gl_cxxalias_dummy 30805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 30905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 31005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif /* _GL_CXXDEFS_H */ 31105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 31205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The definition of _GL_ARG_NONNULL is copied here. */ 31305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools 31405436638acc7c010349a69c3395f1a57c642dc62Ying Wang that the values passed as arguments n, ..., m must be non-NULL pointers. 31505436638acc7c010349a69c3395f1a57c642dc62Ying Wang n = 1 stands for the first argument, n = 2 for the second argument etc. */ 31605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_ARG_NONNULL 31705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3 31805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params)) 31905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 32005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_ARG_NONNULL(params) 32105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 32205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 32305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 32405436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The definition of _GL_WARN_ON_USE is copied here. */ 32505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_WARN_ON_USE 32605436638acc7c010349a69c3395f1a57c642dc62Ying Wang 32705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) 32805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* A compiler attribute is available in gcc versions 4.3.0 and later. */ 32905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE(function, message) \ 33005436638acc7c010349a69c3395f1a57c642dc62Ying Wangextern __typeof__ (function) function __attribute__ ((__warning__ (message))) 33105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING 33205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Verify the existence of the function. */ 33305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE(function, message) \ 33405436638acc7c010349a69c3395f1a57c642dc62Ying Wangextern __typeof__ (function) function 33505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else /* Unsupported. */ 33605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE(function, message) \ 33705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_EXTERN_C int _gl_warn_on_use 33805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 33905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 34005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 34105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_WARN_ON_USE_CXX (function, rettype, parameters_and_attributes, "string") 34205436638acc7c010349a69c3395f1a57c642dc62Ying Wang is like _GL_WARN_ON_USE (function, "string"), except that the function is 34305436638acc7c010349a69c3395f1a57c642dc62Ying Wang declared with the given prototype, consisting of return type, parameters, 34405436638acc7c010349a69c3395f1a57c642dc62Ying Wang and attributes. 34505436638acc7c010349a69c3395f1a57c642dc62Ying Wang This variant is useful for overloaded functions in C++. _GL_WARN_ON_USE does 34605436638acc7c010349a69c3395f1a57c642dc62Ying Wang not work in this case. */ 34705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_WARN_ON_USE_CXX 34805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) 34905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ 35005436638acc7c010349a69c3395f1a57c642dc62Ying Wangextern rettype function parameters_and_attributes \ 35105436638acc7c010349a69c3395f1a57c642dc62Ying Wang __attribute__ ((__warning__ (msg))) 35205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING 35305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Verify the existence of the function. */ 35405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ 35505436638acc7c010349a69c3395f1a57c642dc62Ying Wangextern rettype function parameters_and_attributes 35605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else /* Unsupported. */ 35705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \ 35805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_EXTERN_C int _gl_warn_on_use 35905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 36005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 36105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 36205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* _GL_WARN_EXTERN_C declaration; 36305436638acc7c010349a69c3395f1a57c642dc62Ying Wang performs the declaration with C linkage. */ 36405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#ifndef _GL_WARN_EXTERN_C 36505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined __cplusplus 36605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_EXTERN_C extern "C" 36705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 36805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define _GL_WARN_EXTERN_C extern 36905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 37005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 37105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 37205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 37305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the index of the least-significant set bit. */ 37405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 37505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !1 37605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (ffsl, int, (long int i)); 37705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 37805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (ffsl, int, (long int i)); 37905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (ffsl); 38005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 38105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef ffsl 38205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_FFSL 38305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (ffsl, "ffsl is not portable - use the ffsl module"); 38405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 38505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 38605436638acc7c010349a69c3395f1a57c642dc62Ying Wang 38705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 38805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the index of the least-significant set bit. */ 38905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 39005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !1 39105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (ffsll, int, (long long int i)); 39205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 39305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (ffsll, int, (long long int i)); 39405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (ffsll); 39505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 39605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef ffsll 39705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_FFSLL 39805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (ffsll, "ffsll is not portable - use the ffsll module"); 39905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 40005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 40105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 40205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 40305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Return the first instance of C within N bytes of S, or NULL. */ 40405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 40505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 40605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 40705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define memchr rpl_memchr 40805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 40905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (memchr, void *, (void const *__s, int __c, size_t __n) 41005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 41105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 41205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (memchr, void *, (void const *__s, int __c, size_t __n)); 41305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 41405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 41505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (memchr, void *, (void const *__s, int __c, size_t __n) 41605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 41705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 41805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 41905436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 42005436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C" { const void * std::memchr (const void *, int, size_t); } 42105436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { void * std::memchr (void *, int, size_t); } */ 42205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (memchr, 42305436638acc7c010349a69c3395f1a57c642dc62Ying Wang void *, (void const *__s, int __c, size_t __n), 42405436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *, (void const *__s, int __c, size_t __n)); 42505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 42605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 42705436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 42805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (memchr, void *, (void *__s, int __c, size_t __n)); 42905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (memchr, void const *, 43005436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void const *__s, int __c, size_t __n)); 43105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 43205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (memchr); 43305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 43405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 43505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef memchr 43605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume memchr is always declared. */ 43705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (memchr, "memchr has platform-specific bugs - " 43805436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module memchr for portability" ); 43905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 44005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 44105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Return the first occurrence of NEEDLE in HAYSTACK. */ 44205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 44305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 44405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 44505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define memmem rpl_memmem 44605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 44705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (memmem, void *, 44805436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void const *__haystack, size_t __haystack_len, 44905436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *__needle, size_t __needle_len) 45005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 45105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 3))); 45205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (memmem, void *, 45305436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void const *__haystack, size_t __haystack_len, 45405436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *__needle, size_t __needle_len)); 45505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 45605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 45705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (memmem, void *, 45805436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void const *__haystack, size_t __haystack_len, 45905436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *__needle, size_t __needle_len) 46005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 46105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 3))); 46205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 46305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (memmem, void *, 46405436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void const *__haystack, size_t __haystack_len, 46505436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *__needle, size_t __needle_len)); 46605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 46705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (memmem); 46805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 46905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef memmem 47005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_MEMMEM 47105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (memmem, "memmem is unportable and often quadratic - " 47205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module memmem-simple for portability, " 47305436638acc7c010349a69c3395f1a57c642dc62Ying Wang "and module memmem for speed" ); 47405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 47505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 47605436638acc7c010349a69c3395f1a57c642dc62Ying Wang 47705436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Copy N bytes of SRC to DEST, return pointer to bytes after the 47805436638acc7c010349a69c3395f1a57c642dc62Ying Wang last written byte. */ 47905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 48005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 48105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (mempcpy, void *, 48205436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void *restrict __dest, void const *restrict __src, 48305436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n) 48405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 48505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 48605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (mempcpy, void *, 48705436638acc7c010349a69c3395f1a57c642dc62Ying Wang (void *restrict __dest, void const *restrict __src, 48805436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n)); 48905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (mempcpy); 49005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 49105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef mempcpy 49205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_MEMPCPY 49305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (mempcpy, "mempcpy is unportable - " 49405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module mempcpy for portability"); 49505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 49605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 49705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 49805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Search backwards through a block for a byte (specified as an int). */ 49905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 50005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 50105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (memrchr, void *, (void const *, int, size_t) 50205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 50305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 50405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 50505436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 50605436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { const void * std::memrchr (const void *, int, size_t); } 50705436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { void * std::memrchr (void *, int, size_t); } */ 50805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (memrchr, 50905436638acc7c010349a69c3395f1a57c642dc62Ying Wang void *, (void const *, int, size_t), 51005436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *, (void const *, int, size_t)); 51105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 51205436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 51305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (memrchr, void *, (void *, int, size_t)); 51405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (memrchr, void const *, (void const *, int, size_t)); 51505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 51605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (memrchr); 51705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 51805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 51905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef memrchr 52005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_MEMRCHR 52105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (memrchr, "memrchr is unportable - " 52205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module memrchr for portability"); 52305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 52405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 52505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 52605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence of C in S. More efficient than 52705436638acc7c010349a69c3395f1a57c642dc62Ying Wang memchr(S,C,N), at the expense of undefined behavior if C does not 52805436638acc7c010349a69c3395f1a57c642dc62Ying Wang occur within N bytes. */ 52905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 53005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 0 53105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (rawmemchr, void *, (void const *__s, int __c_in) 53205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 53305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 53405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 53505436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 53605436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { const void * std::rawmemchr (const void *, int); } 53705436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { void * std::rawmemchr (void *, int); } */ 53805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (rawmemchr, 53905436638acc7c010349a69c3395f1a57c642dc62Ying Wang void *, (void const *__s, int __c_in), 54005436638acc7c010349a69c3395f1a57c642dc62Ying Wang void const *, (void const *__s, int __c_in)); 54105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 54205436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 54305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (rawmemchr, void *, (void *__s, int __c_in)); 54405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (rawmemchr, void const *, (void const *__s, int __c_in)); 54505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 54605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (rawmemchr); 54705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 54805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 54905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef rawmemchr 55005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_RAWMEMCHR 55105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (rawmemchr, "rawmemchr is unportable - " 55205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module rawmemchr for portability"); 55305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 55405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 55505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 55605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Copy SRC to DST, returning the address of the terminating '\0' in DST. */ 55705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 55805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 55905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (stpcpy, char *, 56005436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src) 56105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 56205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 56305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (stpcpy, char *, 56405436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src)); 56505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (stpcpy); 56605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 56705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef stpcpy 56805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STPCPY 56905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (stpcpy, "stpcpy is unportable - " 57005436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module stpcpy for portability"); 57105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 57205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 57305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 57405436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Copy no more than N bytes of SRC to DST, returning a pointer past the 57505436638acc7c010349a69c3395f1a57c642dc62Ying Wang last non-NUL byte written into DST. */ 57605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 57705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 57805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 57905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef stpncpy 58005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define stpncpy rpl_stpncpy 58105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 58205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (stpncpy, char *, 58305436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src, 58405436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n) 58505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 58605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (stpncpy, char *, 58705436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src, 58805436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n)); 58905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 59005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 59105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (stpncpy, char *, 59205436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src, 59305436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n) 59405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 59505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 59605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (stpncpy, char *, 59705436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict __dst, char const *restrict __src, 59805436638acc7c010349a69c3395f1a57c642dc62Ying Wang size_t __n)); 59905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 60005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (stpncpy); 60105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 60205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef stpncpy 60305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STPNCPY 60405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (stpncpy, "stpncpy is unportable - " 60505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module stpncpy for portability"); 60605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 60705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 60805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 60905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined GNULIB_POSIXCHECK 61005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strchr() does not work with multibyte strings if the locale encoding is 61105436638acc7c010349a69c3395f1a57c642dc62Ying Wang GB18030 and the character to be searched is a digit. */ 61205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strchr 61305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strchr is always declared. */ 61405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strchr, "strchr cannot work correctly on character strings " 61505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in some multibyte locales - " 61605436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbschr if you care about internationalization"); 61705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 61805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 61905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence of C in S or the final NUL byte. */ 62005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 62105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 62205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 62305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strchrnul rpl_strchrnul 62405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 62505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strchrnul, char *, (const char *__s, int __c_in) 62605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 62705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 62805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strchrnul, char *, 62905436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *str, int ch)); 63005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 63105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 0 63205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strchrnul, char *, (char const *__s, int __c_in) 63305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 63405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 63505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 63605436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 63705436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { const char * std::strchrnul (const char *, int); } 63805436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { char * std::strchrnul (char *, int); } */ 63905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (strchrnul, 64005436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *, (char const *__s, int __c_in), 64105436638acc7c010349a69c3395f1a57c642dc62Ying Wang char const *, (char const *__s, int __c_in)); 64205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 64305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 64405436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 64505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strchrnul, char *, (char *__s, int __c_in)); 64605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strchrnul, char const *, (char const *__s, int __c_in)); 64705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 64805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strchrnul); 64905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 65005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 65105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strchrnul 65205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRCHRNUL 65305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strchrnul, "strchrnul is unportable - " 65405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strchrnul for portability"); 65505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 65605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 65705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 65805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Duplicate S, returning an identical malloc'd string. */ 65905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 66005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 66105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 66205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strdup 66305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strdup rpl_strdup 66405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 66505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strdup, char *, (char const *__s) _GL_ARG_NONNULL ((1))); 66605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strdup, char *, (char const *__s)); 66705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 66805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined __cplusplus && defined GNULIB_NAMESPACE && defined strdup 66905436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* strdup exists as a function and as a macro. Get rid of the macro. */ 67005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strdup 67105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 67205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(1 || defined strdup) 67305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strdup, char *, (char const *__s) _GL_ARG_NONNULL ((1))); 67405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 67505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strdup, char *, (char const *__s)); 67605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 67705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strdup); 67805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 67905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strdup 68005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRDUP 68105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strdup, "strdup is unportable - " 68205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strdup for portability"); 68305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 68405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 68505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 68605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Append no more than N characters from SRC onto DEST. */ 68705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 68805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 68905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 69005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strncat 69105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strncat rpl_strncat 69205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 69305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strncat, char *, (char *dest, const char *src, size_t n) 69405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 69505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strncat, char *, (char *dest, const char *src, size_t n)); 69605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 69705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strncat, char *, (char *dest, const char *src, size_t n)); 69805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 69905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strncat); 70005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 70105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strncat 70205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRNCAT 70305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strncat, "strncat is unportable - " 70405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strncat for portability"); 70505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 70605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 70705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 70805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Return a newly allocated copy of at most N bytes of STRING. */ 70905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 71005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 71105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 71205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strndup 71305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strndup rpl_strndup 71405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 71505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strndup, char *, (char const *__string, size_t __n) 71605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 71705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strndup, char *, (char const *__string, size_t __n)); 71805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 71905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 72005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strndup, char *, (char const *__string, size_t __n) 72105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 72205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 72305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strndup, char *, (char const *__string, size_t __n)); 72405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 72505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strndup); 72605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 72705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strndup 72805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRNDUP 72905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strndup, "strndup is unportable - " 73005436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strndup for portability"); 73105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 73205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 73305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 73405436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the length (number of bytes) of STRING, but scan at most 73505436638acc7c010349a69c3395f1a57c642dc62Ying Wang MAXLEN bytes. If no '\0' terminator is found in that many bytes, 73605436638acc7c010349a69c3395f1a57c642dc62Ying Wang return MAXLEN. */ 73705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 73805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 73905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 74005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strnlen 74105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strnlen rpl_strnlen 74205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 74305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strnlen, size_t, (char const *__string, size_t __maxlen) 74405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 74505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 74605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strnlen, size_t, (char const *__string, size_t __maxlen)); 74705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 74805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 74905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strnlen, size_t, (char const *__string, size_t __maxlen) 75005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 75105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 75205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 75305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strnlen, size_t, (char const *__string, size_t __maxlen)); 75405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 75505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strnlen); 75605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 75705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strnlen 75805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRNLEN 75905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strnlen, "strnlen is unportable - " 76005436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strnlen for portability"); 76105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 76205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 76305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 76405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined GNULIB_POSIXCHECK 76505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strcspn() assumes the second argument is a list of single-byte characters. 76605436638acc7c010349a69c3395f1a57c642dc62Ying Wang Even in this simple case, it does not work with multibyte strings if the 76705436638acc7c010349a69c3395f1a57c642dc62Ying Wang locale encoding is GB18030 and one of the characters to be searched is a 76805436638acc7c010349a69c3395f1a57c642dc62Ying Wang digit. */ 76905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strcspn 77005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strcspn is always declared. */ 77105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strcspn, "strcspn cannot work correctly on character strings " 77205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in multibyte locales - " 77305436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbscspn if you care about internationalization"); 77405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 77505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 77605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence in S of any character in ACCEPT. */ 77705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 77805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 77905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strpbrk, char *, (char const *__s, char const *__accept) 78005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 78105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 78205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 78305436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 78405436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C" { const char * strpbrk (const char *, const char *); } 78505436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { char * strpbrk (char *, const char *); } */ 78605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (strpbrk, 78705436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *, (char const *__s, char const *__accept), 78805436638acc7c010349a69c3395f1a57c642dc62Ying Wang const char *, (char const *__s, char const *__accept)); 78905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 79005436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 79105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strpbrk, char *, (char *__s, char const *__accept)); 79205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strpbrk, char const *, 79305436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char const *__s, char const *__accept)); 79405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 79505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strpbrk); 79605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 79705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined GNULIB_POSIXCHECK 79805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strpbrk() assumes the second argument is a list of single-byte characters. 79905436638acc7c010349a69c3395f1a57c642dc62Ying Wang Even in this simple case, it does not work with multibyte strings if the 80005436638acc7c010349a69c3395f1a57c642dc62Ying Wang locale encoding is GB18030 and one of the characters to be searched is a 80105436638acc7c010349a69c3395f1a57c642dc62Ying Wang digit. */ 80205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strpbrk 80305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strpbrk, "strpbrk cannot work correctly on character strings " 80405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in multibyte locales - " 80505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbspbrk if you care about internationalization"); 80605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 80705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 80805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strpbrk 80905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRPBRK 81005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strpbrk, "strpbrk is unportable - " 81105436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strpbrk for portability"); 81205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 81305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 81405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 81505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined GNULIB_POSIXCHECK 81605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strspn() assumes the second argument is a list of single-byte characters. 81705436638acc7c010349a69c3395f1a57c642dc62Ying Wang Even in this simple case, it cannot work with multibyte strings. */ 81805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strspn 81905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strspn is always declared. */ 82005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strspn, "strspn cannot work correctly on character strings " 82105436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in multibyte locales - " 82205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbsspn if you care about internationalization"); 82305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 82405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 82505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if defined GNULIB_POSIXCHECK 82605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strrchr() does not work with multibyte strings if the locale encoding is 82705436638acc7c010349a69c3395f1a57c642dc62Ying Wang GB18030 and the character to be searched is a digit. */ 82805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strrchr 82905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strrchr is always declared. */ 83005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strrchr, "strrchr cannot work correctly on character strings " 83105436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in some multibyte locales - " 83205436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbsrchr if you care about internationalization"); 83305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 83405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 83505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Search the next delimiter (char listed in DELIM) starting at *STRINGP. 83605436638acc7c010349a69c3395f1a57c642dc62Ying Wang If one is found, overwrite it with a NUL, and advance *STRINGP 83705436638acc7c010349a69c3395f1a57c642dc62Ying Wang to point to the next char after it. Otherwise, set *STRINGP to NULL. 83805436638acc7c010349a69c3395f1a57c642dc62Ying Wang If *STRINGP was already NULL, nothing happens. 83905436638acc7c010349a69c3395f1a57c642dc62Ying Wang Return the old value of *STRINGP. 84005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 84105436638acc7c010349a69c3395f1a57c642dc62Ying Wang This is a variant of strtok() that is multithread-safe and supports 84205436638acc7c010349a69c3395f1a57c642dc62Ying Wang empty fields. 84305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 84405436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It modifies the original string. 84505436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: These functions cannot be used on constant strings. 84605436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: The identity of the delimiting character is lost. 84705436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It doesn't work with multibyte strings unless all of the delimiter 84805436638acc7c010349a69c3395f1a57c642dc62Ying Wang characters are ASCII characters < 0x30. 84905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 85005436638acc7c010349a69c3395f1a57c642dc62Ying Wang See also strtok_r(). */ 85105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 85205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 85305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strsep, char *, 85405436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char **restrict __stringp, char const *restrict __delim) 85505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 85605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 85705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strsep, char *, 85805436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char **restrict __stringp, char const *restrict __delim)); 85905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strsep); 86005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined GNULIB_POSIXCHECK 86105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strsep 86205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strsep, "strsep cannot work correctly on character strings " 86305436638acc7c010349a69c3395f1a57c642dc62Ying Wang "in multibyte locales - " 86405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbssep if you care about internationalization"); 86505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 86605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 86705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strsep 86805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRSEP 86905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strsep, "strsep is unportable - " 87005436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strsep for portability"); 87105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 87205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 87305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 87405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 87505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 87605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 87705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strstr rpl_strstr 87805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 87905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strstr, char *, (const char *haystack, const char *needle) 88005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 88105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 88205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strstr, char *, (const char *haystack, const char *needle)); 88305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 88405436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 88505436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { const char * strstr (const char *, const char *); } 88605436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { char * strstr (char *, const char *); } */ 88705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (strstr, 88805436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *, (const char *haystack, const char *needle), 88905436638acc7c010349a69c3395f1a57c642dc62Ying Wang const char *, (const char *haystack, const char *needle)); 89005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 89105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 89205436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 89305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strstr, char *, (char *haystack, const char *needle)); 89405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strstr, const char *, 89505436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *haystack, const char *needle)); 89605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 89705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strstr); 89805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 89905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 90005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strstr() does not work with multibyte strings if the locale encoding is 90105436638acc7c010349a69c3395f1a57c642dc62Ying Wang different from UTF-8: 90205436638acc7c010349a69c3395f1a57c642dc62Ying Wang POSIX says that it operates on "strings", and "string" in POSIX is defined 90305436638acc7c010349a69c3395f1a57c642dc62Ying Wang as a sequence of bytes, not of characters. */ 90405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strstr 90505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strstr is always declared. */ 90605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strstr, "strstr is quadratic on many systems, and cannot " 90705436638acc7c010349a69c3395f1a57c642dc62Ying Wang "work correctly on character strings in most " 90805436638acc7c010349a69c3395f1a57c642dc62Ying Wang "multibyte locales - " 90905436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbsstr if you care about internationalization, " 91005436638acc7c010349a69c3395f1a57c642dc62Ying Wang "or use strstr if you care about speed"); 91105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 91205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 91305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence of NEEDLE in HAYSTACK, using case-insensitive 91405436638acc7c010349a69c3395f1a57c642dc62Ying Wang comparison. */ 91505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 91605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 91705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 91805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strcasestr rpl_strcasestr 91905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 92005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strcasestr, char *, 92105436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *haystack, const char *needle) 92205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 92305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 92405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strcasestr, char *, 92505436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *haystack, const char *needle)); 92605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 92705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 92805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strcasestr, char *, 92905436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *haystack, const char *needle) 93005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 93105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 93205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 93305436638acc7c010349a69c3395f1a57c642dc62Ying Wang /* On some systems, this function is defined as an overloaded function: 93405436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { const char * strcasestr (const char *, const char *); } 93505436638acc7c010349a69c3395f1a57c642dc62Ying Wang extern "C++" { char * strcasestr (char *, const char *); } */ 93605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST2 (strcasestr, 93705436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *, (const char *haystack, const char *needle), 93805436638acc7c010349a69c3395f1a57c642dc62Ying Wang const char *, (const char *haystack, const char *needle)); 93905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 94005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \ 94105436638acc7c010349a69c3395f1a57c642dc62Ying Wang && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) 94205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strcasestr, char *, (char *haystack, const char *needle)); 94305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN1 (strcasestr, const char *, 94405436638acc7c010349a69c3395f1a57c642dc62Ying Wang (const char *haystack, const char *needle)); 94505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 94605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strcasestr); 94705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 94805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 94905436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* strcasestr() does not work with multibyte strings: 95005436638acc7c010349a69c3395f1a57c642dc62Ying Wang It is a glibc extension, and glibc implements it only for unibyte 95105436638acc7c010349a69c3395f1a57c642dc62Ying Wang locales. */ 95205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strcasestr 95305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRCASESTR 95405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strcasestr, "strcasestr does work correctly on character " 95505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "strings in multibyte locales - " 95605436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbscasestr if you care about " 95705436638acc7c010349a69c3395f1a57c642dc62Ying Wang "internationalization, or use c-strcasestr if you want " 95805436638acc7c010349a69c3395f1a57c642dc62Ying Wang "a locale independent function"); 95905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 96005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 96105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 96205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Parse S into tokens separated by characters in DELIM. 96305436638acc7c010349a69c3395f1a57c642dc62Ying Wang If S is NULL, the saved pointer in SAVE_PTR is used as 96405436638acc7c010349a69c3395f1a57c642dc62Ying Wang the next starting point. For example: 96505436638acc7c010349a69c3395f1a57c642dc62Ying Wang char s[] = "-abc-=-def"; 96605436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *sp; 96705436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = strtok_r(s, "-", &sp); // x = "abc", sp = "=-def" 96805436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = strtok_r(NULL, "-=", &sp); // x = "def", sp = NULL 96905436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = strtok_r(NULL, "=", &sp); // x = NULL 97005436638acc7c010349a69c3395f1a57c642dc62Ying Wang // s = "abc\0-def\0" 97105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 97205436638acc7c010349a69c3395f1a57c642dc62Ying Wang This is a variant of strtok() that is multithread-safe. 97305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 97405436638acc7c010349a69c3395f1a57c642dc62Ying Wang For the POSIX documentation for this function, see: 97505436638acc7c010349a69c3395f1a57c642dc62Ying Wang http://www.opengroup.org/susv3xsh/strtok.html 97605436638acc7c010349a69c3395f1a57c642dc62Ying Wang 97705436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It modifies the original string. 97805436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: These functions cannot be used on constant strings. 97905436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: The identity of the delimiting character is lost. 98005436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It doesn't work with multibyte strings unless all of the delimiter 98105436638acc7c010349a69c3395f1a57c642dc62Ying Wang characters are ASCII characters < 0x30. 98205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 98305436638acc7c010349a69c3395f1a57c642dc62Ying Wang See also strsep(). */ 98405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 98505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 98605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 98705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strtok_r 98805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strtok_r rpl_strtok_r 98905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 99005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strtok_r, char *, 99105436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict s, char const *restrict delim, 99205436638acc7c010349a69c3395f1a57c642dc62Ying Wang char **restrict save_ptr) 99305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((2, 3))); 99405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strtok_r, char *, 99505436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict s, char const *restrict delim, 99605436638acc7c010349a69c3395f1a57c642dc62Ying Wang char **restrict save_ptr)); 99705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 99805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 || defined GNULIB_POSIXCHECK 99905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strtok_r 100005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 100105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 100205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strtok_r, char *, 100305436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict s, char const *restrict delim, 100405436638acc7c010349a69c3395f1a57c642dc62Ying Wang char **restrict save_ptr) 100505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((2, 3))); 100605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 100705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strtok_r, char *, 100805436638acc7c010349a69c3395f1a57c642dc62Ying Wang (char *restrict s, char const *restrict delim, 100905436638acc7c010349a69c3395f1a57c642dc62Ying Wang char **restrict save_ptr)); 101005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 101105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strtok_r); 101205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined GNULIB_POSIXCHECK 101305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strtok_r, "strtok_r cannot work correctly on character " 101405436638acc7c010349a69c3395f1a57c642dc62Ying Wang "strings in multibyte locales - " 101505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use mbstok_r if you care about internationalization"); 101605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 101705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 101805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strtok_r 101905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRTOK_R 102005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strtok_r, "strtok_r is unportable - " 102105436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strtok_r for portability"); 102205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 102305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 102405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 102505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 102605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* The following functions are not specified by POSIX. They are gnulib 102705436638acc7c010349a69c3395f1a57c642dc62Ying Wang extensions. */ 102805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 102905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 103005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Return the number of multibyte characters in the character string STRING. 103105436638acc7c010349a69c3395f1a57c642dc62Ying Wang This considers multibyte characters, unlike strlen, which counts bytes. */ 103205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# ifdef __MirBSD__ /* MirBSD defines mbslen as a macro. Override it. */ 103305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef mbslen 103405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 103505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 /* AIX, OSF/1, MirBSD define mbslen already in libc. */ 103605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 103705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define mbslen rpl_mbslen 103805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 103905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (mbslen, size_t, (const char *string) 104005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 104105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 104205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (mbslen, size_t, (const char *string)); 104305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 104405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (mbslen, size_t, (const char *string) 104505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 104605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 104705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (mbslen, size_t, (const char *string)); 104805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 104905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (mbslen); 105005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 105105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 105205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 105305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Return the number of multibyte characters in the character string starting 105405436638acc7c010349a69c3395f1a57c642dc62Ying Wang at STRING and ending at STRING + LEN. */ 105505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C size_t mbsnlen (const char *string, size_t len) 105605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 105705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1)); 105805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 105905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 106005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 106105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Locate the first single-byte character C in the character string STRING, 106205436638acc7c010349a69c3395f1a57c642dc62Ying Wang and return a pointer to it. Return NULL if C is not found in STRING. 106305436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strchr(), this function works correctly in multibyte locales with 106405436638acc7c010349a69c3395f1a57c642dc62Ying Wang encodings such as GB18030. */ 106505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined __hpux 106605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 106705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define mbschr rpl_mbschr /* avoid collision with HP-UX function */ 106805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 106905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (mbschr, char *, (const char *string, int c) 107005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 107105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 107205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (mbschr, char *, (const char *string, int c)); 107305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 107405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (mbschr, char *, (const char *string, int c) 107505436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 107605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 107705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (mbschr, char *, (const char *string, int c)); 107805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 107905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (mbschr); 108005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 108105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 108205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 108305436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Locate the last single-byte character C in the character string STRING, 108405436638acc7c010349a69c3395f1a57c642dc62Ying Wang and return a pointer to it. Return NULL if C is not found in STRING. 108505436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strrchr(), this function works correctly in multibyte locales with 108605436638acc7c010349a69c3395f1a57c642dc62Ying Wang encodings such as GB18030. */ 108705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined __hpux || defined __INTERIX 108805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 108905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define mbsrchr rpl_mbsrchr /* avoid collision with system function */ 109005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 109105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (mbsrchr, char *, (const char *string, int c) 109205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 109305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 109405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (mbsrchr, char *, (const char *string, int c)); 109505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 109605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (mbsrchr, char *, (const char *string, int c) 109705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 109805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1))); 109905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (mbsrchr, char *, (const char *string, int c)); 110005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 110105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (mbsrchr); 110205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 110305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 110405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 110505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence of the character string NEEDLE in the character 110605436638acc7c010349a69c3395f1a57c642dc62Ying Wang string HAYSTACK. Return NULL if NEEDLE is not found in HAYSTACK. 110705436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strstr(), this function works correctly in multibyte locales with 110805436638acc7c010349a69c3395f1a57c642dc62Ying Wang encodings different from UTF-8. */ 110905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C char * mbsstr (const char *haystack, const char *needle) 111005436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 111105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 111205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 111305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 111405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 111505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Compare the character strings S1 and S2, ignoring case, returning less than, 111605436638acc7c010349a69c3395f1a57c642dc62Ying Wang equal to or greater than zero if S1 is lexicographically less than, equal to 111705436638acc7c010349a69c3395f1a57c642dc62Ying Wang or greater than S2. 111805436638acc7c010349a69c3395f1a57c642dc62Ying Wang Note: This function may, in multibyte locales, return 0 for strings of 111905436638acc7c010349a69c3395f1a57c642dc62Ying Wang different lengths! 112005436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strcasecmp(), this function works correctly in multibyte locales. */ 112105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C int mbscasecmp (const char *s1, const char *s2) 112205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 112305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 112405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 112505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 112605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 112705436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Compare the initial segment of the character string S1 consisting of at most 112805436638acc7c010349a69c3395f1a57c642dc62Ying Wang N characters with the initial segment of the character string S2 consisting 112905436638acc7c010349a69c3395f1a57c642dc62Ying Wang of at most N characters, ignoring case, returning less than, equal to or 113005436638acc7c010349a69c3395f1a57c642dc62Ying Wang greater than zero if the initial segment of S1 is lexicographically less 113105436638acc7c010349a69c3395f1a57c642dc62Ying Wang than, equal to or greater than the initial segment of S2. 113205436638acc7c010349a69c3395f1a57c642dc62Ying Wang Note: This function may, in multibyte locales, return 0 for initial segments 113305436638acc7c010349a69c3395f1a57c642dc62Ying Wang of different lengths! 113405436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strncasecmp(), this function works correctly in multibyte locales. 113505436638acc7c010349a69c3395f1a57c642dc62Ying Wang But beware that N is not a byte count but a character count! */ 113605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C int mbsncasecmp (const char *s1, const char *s2, size_t n) 113705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 113805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 113905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 114005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 114105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 114205436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Compare the initial segment of the character string STRING consisting of 114305436638acc7c010349a69c3395f1a57c642dc62Ying Wang at most mbslen (PREFIX) characters with the character string PREFIX, 114405436638acc7c010349a69c3395f1a57c642dc62Ying Wang ignoring case. If the two match, return a pointer to the first byte 114505436638acc7c010349a69c3395f1a57c642dc62Ying Wang after this prefix in STRING. Otherwise, return NULL. 114605436638acc7c010349a69c3395f1a57c642dc62Ying Wang Note: This function may, in multibyte locales, return non-NULL if STRING 114705436638acc7c010349a69c3395f1a57c642dc62Ying Wang is of smaller length than PREFIX! 114805436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strncasecmp(), this function works correctly in multibyte 114905436638acc7c010349a69c3395f1a57c642dc62Ying Wang locales. */ 115005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C char * mbspcasecmp (const char *string, const char *prefix) 115105436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 115205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 115305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 115405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 115505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 115605436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence of the character string NEEDLE in the character 115705436638acc7c010349a69c3395f1a57c642dc62Ying Wang string HAYSTACK, using case-insensitive comparison. 115805436638acc7c010349a69c3395f1a57c642dc62Ying Wang Note: This function may, in multibyte locales, return success even if 115905436638acc7c010349a69c3395f1a57c642dc62Ying Wang strlen (haystack) < strlen (needle) ! 116005436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strcasestr(), this function works correctly in multibyte locales. */ 116105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C char * mbscasestr (const char *haystack, const char *needle) 116205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 116305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 116405436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 116505436638acc7c010349a69c3395f1a57c642dc62Ying Wang 116605436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 116705436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence in the character string STRING of any character 116805436638acc7c010349a69c3395f1a57c642dc62Ying Wang in the character string ACCEPT. Return the number of bytes from the 116905436638acc7c010349a69c3395f1a57c642dc62Ying Wang beginning of the string to this occurrence, or to the end of the string 117005436638acc7c010349a69c3395f1a57c642dc62Ying Wang if none exists. 117105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strcspn(), this function works correctly in multibyte locales. */ 117205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C size_t mbscspn (const char *string, const char *accept) 117305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 117405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 117505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 117605436638acc7c010349a69c3395f1a57c642dc62Ying Wang 117705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 117805436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence in the character string STRING of any character 117905436638acc7c010349a69c3395f1a57c642dc62Ying Wang in the character string ACCEPT. Return the pointer to it, or NULL if none 118005436638acc7c010349a69c3395f1a57c642dc62Ying Wang exists. 118105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strpbrk(), this function works correctly in multibyte locales. */ 118205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if defined __hpux 118305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 118405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define mbspbrk rpl_mbspbrk /* avoid collision with HP-UX function */ 118505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 118605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (mbspbrk, char *, (const char *string, const char *accept) 118705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 118805436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 118905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (mbspbrk, char *, (const char *string, const char *accept)); 119005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 119105436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (mbspbrk, char *, (const char *string, const char *accept) 119205436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 119305436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 119405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (mbspbrk, char *, (const char *string, const char *accept)); 119505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 119605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (mbspbrk); 119705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 119805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 119905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 120005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Find the first occurrence in the character string STRING of any character 120105436638acc7c010349a69c3395f1a57c642dc62Ying Wang not in the character string REJECT. Return the number of bytes from the 120205436638acc7c010349a69c3395f1a57c642dc62Ying Wang beginning of the string to this occurrence, or to the end of the string 120305436638acc7c010349a69c3395f1a57c642dc62Ying Wang if none exists. 120405436638acc7c010349a69c3395f1a57c642dc62Ying Wang Unlike strspn(), this function works correctly in multibyte locales. */ 120505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C size_t mbsspn (const char *string, const char *reject) 120605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 120705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 120805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 120905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 121005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 121105436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Search the next delimiter (multibyte character listed in the character 121205436638acc7c010349a69c3395f1a57c642dc62Ying Wang string DELIM) starting at the character string *STRINGP. 121305436638acc7c010349a69c3395f1a57c642dc62Ying Wang If one is found, overwrite it with a NUL, and advance *STRINGP to point 121405436638acc7c010349a69c3395f1a57c642dc62Ying Wang to the next multibyte character after it. Otherwise, set *STRINGP to NULL. 121505436638acc7c010349a69c3395f1a57c642dc62Ying Wang If *STRINGP was already NULL, nothing happens. 121605436638acc7c010349a69c3395f1a57c642dc62Ying Wang Return the old value of *STRINGP. 121705436638acc7c010349a69c3395f1a57c642dc62Ying Wang 121805436638acc7c010349a69c3395f1a57c642dc62Ying Wang This is a variant of mbstok_r() that supports empty fields. 121905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 122005436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It modifies the original string. 122105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: These functions cannot be used on constant strings. 122205436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: The identity of the delimiting character is lost. 122305436638acc7c010349a69c3395f1a57c642dc62Ying Wang 122405436638acc7c010349a69c3395f1a57c642dc62Ying Wang See also mbstok_r(). */ 122505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C char * mbssep (char **stringp, const char *delim) 122605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2)); 122705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 122805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 122905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 123005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Parse the character string STRING into tokens separated by characters in 123105436638acc7c010349a69c3395f1a57c642dc62Ying Wang the character string DELIM. 123205436638acc7c010349a69c3395f1a57c642dc62Ying Wang If STRING is NULL, the saved pointer in SAVE_PTR is used as 123305436638acc7c010349a69c3395f1a57c642dc62Ying Wang the next starting point. For example: 123405436638acc7c010349a69c3395f1a57c642dc62Ying Wang char s[] = "-abc-=-def"; 123505436638acc7c010349a69c3395f1a57c642dc62Ying Wang char *sp; 123605436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = mbstok_r(s, "-", &sp); // x = "abc", sp = "=-def" 123705436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = mbstok_r(NULL, "-=", &sp); // x = "def", sp = NULL 123805436638acc7c010349a69c3395f1a57c642dc62Ying Wang x = mbstok_r(NULL, "=", &sp); // x = NULL 123905436638acc7c010349a69c3395f1a57c642dc62Ying Wang // s = "abc\0-def\0" 124005436638acc7c010349a69c3395f1a57c642dc62Ying Wang 124105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: It modifies the original string. 124205436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: These functions cannot be used on constant strings. 124305436638acc7c010349a69c3395f1a57c642dc62Ying Wang Caveat: The identity of the delimiting character is lost. 124405436638acc7c010349a69c3395f1a57c642dc62Ying Wang 124505436638acc7c010349a69c3395f1a57c642dc62Ying Wang See also mbssep(). */ 124605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_EXTERN_C char * mbstok_r (char *string, const char *delim, char **save_ptr) 124705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((2, 3)); 124805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 124905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 125005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Map any int, typically from errno, into an error message. */ 125105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 125205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 1 125305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 125405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strerror 125505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strerror rpl_strerror 125605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 125705436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strerror, char *, (int)); 125805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strerror, char *, (int)); 125905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 126005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strerror, char *, (int)); 126105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 126205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strerror); 126305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 126405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strerror 126505436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Assume strerror is always declared. */ 126605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strerror, "strerror is unportable - " 126705436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strerror to guarantee non-NULL result"); 126805436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 126905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 127005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Map any int, typically from errno, into an error message. Multithread-safe. 127105436638acc7c010349a69c3395f1a57c642dc62Ying Wang Uses the POSIX declaration, not the glibc declaration. */ 127205436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 127305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 1 127405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 127505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strerror_r 127605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strerror_r rpl_strerror_r 127705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 127805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strerror_r, int, (int errnum, char *buf, size_t buflen) 127905436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((2))); 128005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strerror_r, int, (int errnum, char *buf, size_t buflen)); 128105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 128205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !1 128305436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strerror_r, int, (int errnum, char *buf, size_t buflen) 128405436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((2))); 128505436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 128605436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strerror_r, int, (int errnum, char *buf, size_t buflen)); 128705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 128805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 1 128905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strerror_r); 129005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 129105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 129205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strerror_r 129305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRERROR_R 129405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strerror_r, "strerror_r is unportable - " 129505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strerror_r-posix for portability"); 129605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 129705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 129805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 129905436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 0 130005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if 0 130105436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !(defined __cplusplus && defined GNULIB_NAMESPACE) 130205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# define strsignal rpl_strsignal 130305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 130405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_RPL (strsignal, char *, (int __sig)); 130505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_RPL (strsignal, char *, (int __sig)); 130605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# else 130705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if ! 1 130805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strsignal, char *, (int __sig)); 130905436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 131005436638acc7c010349a69c3395f1a57c642dc62Ying Wang/* Need to cast, because on Cygwin 1.5.x systems, the return type is 131105436638acc7c010349a69c3395f1a57c642dc62Ying Wang 'const char *'. */ 131205436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS_CAST (strsignal, char *, (int __sig)); 131305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 131405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strsignal); 131505436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 131605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strsignal 131705436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRSIGNAL 131805436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strsignal, "strsignal is unportable - " 131905436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strsignal for portability"); 132005436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 132105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 132205436638acc7c010349a69c3395f1a57c642dc62Ying Wang 132305436638acc7c010349a69c3395f1a57c642dc62Ying Wang#if 1 132405436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if !0 132505436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_FUNCDECL_SYS (strverscmp, int, (const char *, const char *) 132605436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ATTRIBUTE_PURE 132705436638acc7c010349a69c3395f1a57c642dc62Ying Wang _GL_ARG_NONNULL ((1, 2))); 132805436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 132905436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIAS_SYS (strverscmp, int, (const char *, const char *)); 133005436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_CXXALIASWARN (strverscmp); 133105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#elif defined GNULIB_POSIXCHECK 133205436638acc7c010349a69c3395f1a57c642dc62Ying Wang# undef strverscmp 133305436638acc7c010349a69c3395f1a57c642dc62Ying Wang# if HAVE_RAW_DECL_STRVERSCMP 133405436638acc7c010349a69c3395f1a57c642dc62Ying Wang_GL_WARN_ON_USE (strverscmp, "strverscmp is unportable - " 133505436638acc7c010349a69c3395f1a57c642dc62Ying Wang "use gnulib module strverscmp for portability"); 133605436638acc7c010349a69c3395f1a57c642dc62Ying Wang# endif 133705436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif 133805436638acc7c010349a69c3395f1a57c642dc62Ying Wang 133905436638acc7c010349a69c3395f1a57c642dc62Ying Wang 134005436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif /* _GL_STRING_H */ 134105436638acc7c010349a69c3395f1a57c642dc62Ying Wang#endif /* _GL_STRING_H */ 1342