ctype_inline.h

00001 // Locale support -*- C++ -*-
00002 
00003 // Copyright (C) 2000, 2002 Free Software Foundation, Inc.
00004 //
00005 // This file is part of the GNU ISO C++ Library.  This library is free
00006 // software; you can redistribute it and/or modify it under the
00007 // terms of the GNU General Public License as published by the
00008 // Free Software Foundation; either version 2, or (at your option)
00009 // any later version.
00010 
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 
00016 // You should have received a copy of the GNU General Public License along
00017 // with this library; see the file COPYING.  If not, write to the Free
00018 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
00019 // USA.
00020 
00021 // As a special exception, you may use this file as part of a free software
00022 // library without restriction.  Specifically, if other files instantiate
00023 // templates or use macros or inline functions from this file, or you compile
00024 // this file and link it with other files to produce an executable, this
00025 // file does not by itself cause the resulting executable to be covered by
00026 // the GNU General Public License.  This exception does not however
00027 // invalidate any other reasons why the executable file might be covered by
00028 // the GNU General Public License.
00029 
00030 //
00031 // ISO C++ 14882: 22.1  Locales
00032 //
00033   
00034 // ctype bits to be inlined go here. Non-inlinable (ie virtual do_*)
00035 // functions go in ctype.cc
00036   
00037   bool
00038   ctype<char>::
00039   is(mask __m, char __c) const
00040   { return _M_table[static_cast<unsigned char>(__c)] & __m; }
00041 
00042   const char*
00043   ctype<char>::
00044   is(const char* __low, const char* __high, mask* __vec) const
00045   {
00046     while (__low < __high)
00047       *__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
00048     return __high;
00049   }
00050 
00051   const char*
00052   ctype<char>::
00053   scan_is(mask __m, const char* __low, const char* __high) const
00054   {
00055     while (__low < __high 
00056        && !(_M_table[static_cast<unsigned char>(*__low)] & __m))
00057       ++__low;
00058     return __low;
00059   }
00060 
00061   const char*
00062   ctype<char>::
00063   scan_not(mask __m, const char* __low, const char* __high) const
00064   {
00065     while (__low < __high 
00066        && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0)
00067       ++__low;
00068     return __low;
00069   }

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