root/libutil/char.h

/* */

INCLUDED FROM

   1 /*
   2  * Copyright (c) 2003, 2011 Tama Communications Corporation
   3  *
   4  * This file is part of GNU GLOBAL.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  * 
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  * 
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 
  20 #ifndef _CHAR_H_
  21 #define _CHAR_H_
  22 
  23 extern const unsigned char chartype[256];
  24 
  25 #define REGEXCHAR               1
  26 #define URLCHAR                 2
  27 #define BINARYCHAR              4
  28 #define test_chartype(c, t)     (chartype[(unsigned char)(c)] & (t))
  29 
  30 /** test whether or not regular expression char. */
  31 #define isregexchar(c)          test_chartype(c, REGEXCHAR)
  32 
  33 /** test whether can be included in URL without escaping. */
  34 #define isurlchar(c)            test_chartype(c, URLCHAR)
  35 
  36 /** test whether or not cahr included in binary file. */
  37 #define isbinarychar(c)         test_chartype(c, BINARYCHAR)
  38 
  39 int isregex(const char *);
  40 const char *quote_string(const char *);
  41 const char *quote_chars(const char *, unsigned int);
  42 const char *quote_shell(const char *);
  43 
  44 #endif /* ! _CHAR_H_ */

/* */