cstring

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00001 // -*- C++ -*- forwarding header.
00002 
00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
00004 // 2006, 2007, 2008
00005 // Free Software Foundation, Inc.
00006 //
00007 // This file is part of the GNU ISO C++ Library.  This library is free
00008 // software; you can redistribute it and/or modify it under the
00009 // terms of the GNU General Public License as published by the
00010 // Free Software Foundation; either version 2, or (at your option)
00011 // any later version.
00012 
00013 // This library is distributed in the hope that it will be useful,
00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016 // GNU General Public License for more details.
00017 
00018 // You should have received a copy of the GNU General Public License
00019 // along with this library; see the file COPYING.  If not, write to
00020 // the Free Software Foundation, 51 Franklin Street, Fifth Floor,
00021 // Boston, MA 02110-1301, USA.
00022 
00023 // As a special exception, you may use this file as part of a free software
00024 // library without restriction.  Specifically, if other files instantiate
00025 // templates or use macros or inline functions from this file, or you compile
00026 // this file and link it with other files to produce an executable, this
00027 // file does not by itself cause the resulting executable to be covered by
00028 // the GNU General Public License.  This exception does not however
00029 // invalidate any other reasons why the executable file might be covered by
00030 // the GNU General Public License.
00031 
00032 /** @file cstring
00033  *  This is a Standard C++ Library file.  You should @c #include this file
00034  *  in your programs, rather than any of the "*.h" implementation files.
00035  *
00036  *  This is the C++ version of the Standard C Library header @c string.h,
00037  *  and its contents are (mostly) the same as that header, but are all
00038  *  contained in the namespace @c std (except for names which are defined
00039  *  as macros in C).
00040  */
00041 
00042 //
00043 // ISO C++ 14882: 20.4.6  C library
00044 //
00045 
00046 #pragma GCC system_header
00047 
00048 #include <bits/c++config.h>
00049 #include <cstddef>
00050 #include <string.h>
00051 
00052 #ifndef _GLIBCXX_CSTRING
00053 #define _GLIBCXX_CSTRING 1
00054 
00055 // Get rid of those macros defined in <string.h> in lieu of real functions.
00056 #undef memchr
00057 #undef memcmp
00058 #undef memcpy
00059 #undef memmove
00060 #undef memset
00061 #undef strcat
00062 #undef strchr
00063 #undef strcmp
00064 #undef strcoll
00065 #undef strcpy
00066 #undef strcspn
00067 #undef strerror
00068 #undef strlen
00069 #undef strncat
00070 #undef strncmp
00071 #undef strncpy
00072 #undef strpbrk
00073 #undef strrchr
00074 #undef strspn
00075 #undef strstr
00076 #undef strtok
00077 #undef strxfrm
00078 
00079 _GLIBCXX_BEGIN_NAMESPACE(std)
00080 
00081   using ::memchr;
00082   using ::memcmp;
00083   using ::memcpy;
00084   using ::memmove;
00085   using ::memset;
00086   using ::strcat;
00087   using ::strcmp;
00088   using ::strcoll;
00089   using ::strcpy;
00090   using ::strcspn;
00091   using ::strerror;
00092   using ::strlen;
00093   using ::strncat;
00094   using ::strncmp;
00095   using ::strncpy;
00096   using ::strspn;
00097   using ::strtok;
00098   using ::strxfrm;
00099 
00100   inline void*
00101   memchr(void* __p, int __c, size_t __n)
00102   { return memchr(const_cast<const void*>(__p), __c, __n); }
00103 
00104   using ::strchr;
00105 
00106   inline char*
00107   strchr(char* __s1, int __n)
00108   { return __builtin_strchr(const_cast<const char*>(__s1), __n); }
00109 
00110   using ::strpbrk;
00111 
00112   inline char*
00113   strpbrk(char* __s1, const char* __s2)
00114   { return __builtin_strpbrk(const_cast<const char*>(__s1), __s2); }
00115 
00116   using ::strrchr;
00117 
00118   inline char*
00119   strrchr(char* __s1, int __n)
00120   { return __builtin_strrchr(const_cast<const char*>(__s1), __n); }
00121 
00122   using ::strstr;
00123 
00124   inline char*
00125   strstr(char* __s1, const char* __s2)
00126   { return __builtin_strstr(const_cast<const char*>(__s1), __s2); }
00127 
00128 _GLIBCXX_END_NAMESPACE
00129 
00130 #endif

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