1 // -*- C++ -*- forwarding header. 2 3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 4 // Free Software Foundation, Inc. 5 // 6 // This file is part of the GNU ISO C++ Library. This library is free 7 // software; you can redistribute it and/or modify it under the 8 // terms of the GNU General Public License as published by the 9 // Free Software Foundation; either version 2, or (at your option) 10 // any later version. 11 12 // This library is distributed in the hope that it will be useful, 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 // GNU General Public License for more details. 16 17 // You should have received a copy of the GNU General Public License along 18 // with this library; see the file COPYING. If not, write to the Free 19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 20 // USA. 21 22 // As a special exception, you may use this file as part of a free software 23 // library without restriction. Specifically, if other files instantiate 24 // templates or use macros or inline functions from this file, or you compile 25 // this file and link it with other files to produce an executable, this 26 // file does not by itself cause the resulting executable to be covered by 27 // the GNU General Public License. This exception does not however 28 // invalidate any other reasons why the executable file might be covered by 29 // the GNU General Public License. 30 31 /** @file cstring 32 * This is a Standard C++ Library file. You should @c #include this file 33 * in your programs, rather than any of the "*.h" implementation files. 34 * 35 * This is the C++ version of the Standard C Library header @c string.h, 36 * and its contents are (mostly) the same as that header, but are all 37 * contained in the namespace @c std (except for names which are defined 38 * as macros in C). 39 */ 40 41 // 42 // ISO C++ 14882: 20.4.6 C library 43 // 44 45 #ifndef _GLIBCXX_CSTRING 46 #define _GLIBCXX_CSTRING 1 47 48 #pragma GCC system_header 49 50 #include <bits/c++config.h> 51 #include <cstddef> 52 #include <string.h> 53 54 // Get rid of those macros defined in <string.h> in lieu of real functions. 55 #undef memcpy 56 #undef memmove 57 #undef strcpy 58 #undef strncpy 59 #undef strcat 60 #undef strncat 61 #undef memcmp 62 #undef strcmp 63 #undef strcoll 64 #undef strncmp 65 #undef strxfrm 66 #undef memchr 67 #undef strchr 68 #undef strcspn 69 #undef strpbrk 70 #undef strrchr 71 #undef strspn 72 #undef strstr 73 #undef strtok 74 #undef memset 75 #undef strerror 76 #undef strlen 77 78 _GLIBCXX_BEGIN_NAMESPACE(std) 79 80 using ::memcpy; 81 using ::memmove; 82 using ::strcpy; 83 using ::strncpy; 84 using ::strcat; 85 using ::strncat; 86 using ::memcmp; 87 using ::strcmp; 88 using ::strcoll; 89 using ::strncmp; 90 using ::strxfrm; 91 using ::strcspn; 92 using ::strspn; 93 using ::strtok; 94 using ::memset; 95 using ::strerror; 96 using ::strlen; 97 98 using ::memchr; 99 100 inline void* memchr(void * __p,int __c,size_t __n)101 memchr(void* __p, int __c, size_t __n) 102 { return memchr(const_cast<const void*>(__p), __c, __n); } 103 104 using ::strchr; 105 106 inline char* strchr(char * __s1,int __n)107 strchr(char* __s1, int __n) 108 { return __builtin_strchr(const_cast<const char*>(__s1), __n); } 109 110 using ::strpbrk; 111 112 inline char* strpbrk(char * __s1,const char * __s2)113 strpbrk(char* __s1, const char* __s2) 114 { return __builtin_strpbrk(const_cast<const char*>(__s1), __s2); } 115 116 using ::strrchr; 117 118 inline char* strrchr(char * __s1,int __n)119 strrchr(char* __s1, int __n) 120 { return __builtin_strrchr(const_cast<const char*>(__s1), __n); } 121 122 using ::strstr; 123 124 inline char* strstr(char * __s1,const char * __s2)125 strstr(char* __s1, const char* __s2) 126 { return __builtin_strstr(const_cast<const char*>(__s1), __s2); } 127 128 _GLIBCXX_END_NAMESPACE 129 130 #endif 131