contrib/less/pattern.h

   1 /*
   2  * Copyright (C) 1984-2015  Mark Nudelman
   3  *
   4  * You may distribute under the terms of either the GNU General Public
   5  * License or the Less License, as specified in the README file.
   6  *
   7  * For more information, see the README file.
   8  */
   9
  10 #if HAVE_GNU_REGEX
  11 #define __USE_GNU 1
  12 #include <regex.h>
  13 #define DEFINE_PATTERN(name)  struct re_pattern_buffer *name
  14 #define CLEAR_PATTERN(name)   name = NULL
  15 #endif
  16
  17 #if HAVE_POSIX_REGCOMP
  18 #include <regex.h>
  19 #ifdef REG_EXTENDED
  20 #define REGCOMP_FLAG    REG_EXTENDED
  21 #else
  22 #define REGCOMP_FLAG    0
  23 #endif
  24 #define DEFINE_PATTERN(name)  regex_t *name
  25 #define CLEAR_PATTERN(name)   name = NULL
  26 #endif
  27
  28 #if HAVE_PCRE
  29 #include <pcre.h>
  30 #define DEFINE_PATTERN(name)  pcre *name
  31 #define CLEAR_PATTERN(name)   name = NULL
  32 #endif
  33
  34 #if HAVE_RE_COMP
  35 char *re_comp();
  36 int re_exec();
  37 #define DEFINE_PATTERN(name)  int name
  38 #define CLEAR_PATTERN(name)   name = 0
  39 #endif
  40
  41 #if HAVE_REGCMP
  42 char *regcmp();
  43 char *regex();
  44 extern char *__loc1;
  45 #define DEFINE_PATTERN(name)  char *name
  46 #define CLEAR_PATTERN(name)   name = NULL
  47 #endif
  48
  49 #if HAVE_V8_REGCOMP
  50 #include "regexp.h"
  51 extern int reg_show_error;
  52 #define DEFINE_PATTERN(name)  struct regexp *name
  53 #define CLEAR_PATTERN(name)   name = NULL
  54 #endif
  55
  56 #if NO_REGEX
  57 #define DEFINE_PATTERN(name)
  58 #define CLEAR_PATTERN(name)
  59 #endif