release/src-rt-6.x.4708/router/libiconv/srclib/cjk.h

   1 /* Test for CJK encoding.
   2    Copyright (C) 2001-2002 Free Software Foundation, Inc.
   3    Written by Bruno Haible <bruno@clisp.org>, 2002.
   4
   5    This program is free software; you can redistribute it and/or modify it
   6    under the terms of the GNU Library General Public License as published
   7    by the Free Software Foundation; either version 2, or (at your option)
   8    any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with this program; if not, write to the Free Software
  17    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  18    USA.  */
  19
  20 #include "streq.h"
  21
  22 /* Prototypes for local functions.  Needed to ensure compiler checking of
  23    function argument counts despite of K&R C function definition syntax.  */
  24 static int is_cjk_encoding (const char *encoding);
  25
  26 static int
  27 is_cjk_encoding (const char *encoding)
  28 {
  29   if (0
  30       /* Legacy Japanese encodings */
  31       || STREQ (encoding, "EUC-JP", 'E', 'U', 'C', '-', 'J', 'P', 0, 0, 0)
  32       /* Legacy Chinese encodings */
  33       || STREQ (encoding, "GB2312", 'G', 'B', '2', '3', '1', '2', 0, 0, 0)
  34       || STREQ (encoding, "GBK", 'G', 'B', 'K', 0, 0, 0, 0, 0, 0)
  35       || STREQ (encoding, "EUC-TW", 'E', 'U', 'C', '-', 'T', 'W', 0, 0, 0)
  36       || STREQ (encoding, "BIG5", 'B', 'I', 'G', '5', 0, 0, 0, 0, 0)
  37       /* Legacy Korean encodings */
  38       || STREQ (encoding, "EUC-KR", 'E', 'U', 'C', '-', 'K', 'R', 0, 0, 0)
  39       || STREQ (encoding, "CP949", 'C', 'P', '9', '4', '9', 0, 0, 0, 0)
  40       || STREQ (encoding, "JOHAB", 'J', 'O', 'H', 'A', 'B', 0, 0, 0, 0))
  41     return 1;
  42   return 0;
  43 }