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Edit File: cstring
// -*- C++ -*- forwarding header. // Copyright (C) 1997-2021 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. /** @file cstring * This is a Standard C++ Library file. You should @c \#include this file * in your programs, rather than any of the @a *.h implementation files. * * This is the C++ version of the Standard C Library header @c string.h, * and its contents are (mostly) the same as that header, but are all * contained in the namespace @c std (except for names which are defined * as macros in C). */ // // ISO C++ 14882: 20.4.6 C library // #pragma GCC system_header #include <bits/c++config.h> #include <string.h> #ifndef _GLIBCXX_CSTRING #define _GLIBCXX_CSTRING 1 // Get rid of those macros defined in <string.h> in lieu of real functions. #undef memchr #undef memcmp #undef memcpy #undef memmove #undef memset #undef strcat #undef strchr #undef strcmp #undef strcoll #undef strcpy #undef strcspn #undef strerror #undef strlen #undef strncat #undef strncmp #undef strncpy #undef strpbrk #undef strrchr #undef strspn #undef strstr #undef strtok #undef strxfrm extern "C++" { namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION using ::memchr; using ::memcmp; using ::memcpy; using ::memmove; using ::memset; using ::strcat; using ::strcmp; using ::strcoll; using ::strcpy; using ::strcspn; using ::strerror; using ::strlen; using ::strncat; using ::strncmp; using ::strncpy; using ::strspn; using ::strtok; using ::strxfrm; using ::strchr; using ::strpbrk; using ::strrchr; using ::strstr; #ifndef __CORRECT_ISO_CPP_STRING_H_PROTO inline void* memchr(void* __s, int __c, size_t __n) { return __builtin_memchr(__s, __c, __n); } inline char* strchr(char* __s, int __n) { return __builtin_strchr(__s, __n); } inline char* strpbrk(char* __s1, const char* __s2) { return __builtin_strpbrk(__s1, __s2); } inline char* strrchr(char* __s, int __n) { return __builtin_strrchr(__s, __n); } inline char* strstr(char* __s1, const char* __s2) { return __builtin_strstr(__s1, __s2); } #endif _GLIBCXX_END_NAMESPACE_VERSION } // namespace } // extern "C++" #endif