cstring

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

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