external/bsd/less/dist/pattern.h

   1 /*      $NetBSD: pattern.h,v 1.4 2013/09/04 19:44:21 tron Exp $ */
   2
   3 /*
   4  * Copyright (C) 1984-2012  Mark Nudelman
   5  *
   6  * You may distribute under the terms of either the GNU General Public
   7  * License or the Less License, as specified in the README file.
   8  *
   9  * For more information, see the README file.
  10  */
  11
  12 #if HAVE_GNU_REGEX
  13 #define __USE_GNU 1
  14 #include <regex.h>
  15 #define DEFINE_PATTERN(name)  struct re_pattern_buffer *name
  16 #define CLEAR_PATTERN(name)   name = NULL
  17 #endif
  18
  19 #if HAVE_POSIX_REGCOMP
  20 #include <regex.h>
  21 #ifdef REG_EXTENDED
  22 extern int more_mode;
  23 #define REGCOMP_FLAG    (more_mode ? 0 : REG_EXTENDED)
  24 #else
  25 #define REGCOMP_FLAG    0
  26 #endif
  27 #define DEFINE_PATTERN(name)  regex_t *name
  28 #define CLEAR_PATTERN(name)   name = NULL
  29 #endif
  30
  31 #if HAVE_PCRE
  32 #include <pcre.h>
  33 #define DEFINE_PATTERN(name)  pcre *name
  34 #define CLEAR_PATTERN(name)   name = NULL
  35 #endif
  36
  37 #if HAVE_RE_COMP
  38 char *re_comp();
  39 int re_exec();
  40 #define DEFINE_PATTERN(name)  int name
  41 #define CLEAR_PATTERN(name)   name = 0
  42 #endif
  43
  44 #if HAVE_REGCMP
  45 char *regcmp();
  46 char *regex();
  47 extern char *__loc1;
  48 #define DEFINE_PATTERN(name)  char *name
  49 #define CLEAR_PATTERN(name)   name = NULL
  50 #endif
  51
  52 #if HAVE_V8_REGCOMP
  53 #include "regexp.h"
  54 #define DEFINE_PATTERN(name)  struct regexp *name
  55 #define CLEAR_PATTERN(name)   name = NULL
  56 #endif
  57
  58 #if NO_REGEX
  59 #define DEFINE_PATTERN(name)
  60 #define CLEAR_PATTERN(name)
  61 #endif