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Member "tin-2.4.1/pcre/pcre_config.c" (28 Aug 2013, 3504 Bytes) of package /linux/misc/tin-2.4.1.tar.gz:


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    1 /*************************************************
    2 *      Perl-Compatible Regular Expressions       *
    3 *************************************************/
    4 
    5 /* PCRE is a library of functions to support regular expressions whose syntax
    6 and semantics are as close as possible to those of the Perl 5 language.
    7 
    8                        Written by Philip Hazel
    9            Copyright (c) 1997-2006 University of Cambridge
   10 
   11 -----------------------------------------------------------------------------
   12 Redistribution and use in source and binary forms, with or without
   13 modification, are permitted provided that the following conditions are met:
   14 
   15     * Redistributions of source code must retain the above copyright notice,
   16       this list of conditions and the following disclaimer.
   17 
   18     * Redistributions in binary form must reproduce the above copyright
   19       notice, this list of conditions and the following disclaimer in the
   20       documentation and/or other materials provided with the distribution.
   21 
   22     * Neither the name of the University of Cambridge nor the names of its
   23       contributors may be used to endorse or promote products derived from
   24       this software without specific prior written permission.
   25 
   26 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   27 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   28 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   29 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   30 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   31 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   32 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   33 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   34 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   35 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   36 POSSIBILITY OF SUCH DAMAGE.
   37 -----------------------------------------------------------------------------
   38 */
   39 
   40 
   41 /* This module contains the external function pcre_config(). */
   42 
   43 
   44 #include "pcre_internal.h"
   45 
   46 
   47 /*************************************************
   48 * Return info about what features are configured *
   49 *************************************************/
   50 
   51 /* This function has an extensible interface so that additional items can be
   52 added compatibly.
   53 
   54 Arguments:
   55   what             what information is required
   56   where            where to put the information
   57 
   58 Returns:           0 if data returned, negative on error
   59 */
   60 
   61 PCRE_DATA_SCOPE int
   62 pcre_config(int what, void *where)
   63 {
   64 switch (what)
   65   {
   66   case PCRE_CONFIG_UTF8:
   67 #ifdef SUPPORT_UTF8
   68   *((int *)where) = 1;
   69 #else
   70   *((int *)where) = 0;
   71 #endif
   72   break;
   73 
   74   case PCRE_CONFIG_UNICODE_PROPERTIES:
   75 #ifdef SUPPORT_UCP
   76   *((int *)where) = 1;
   77 #else
   78   *((int *)where) = 0;
   79 #endif
   80   break;
   81 
   82   case PCRE_CONFIG_NEWLINE:
   83   *((int *)where) = NEWLINE;
   84   break;
   85 
   86   case PCRE_CONFIG_LINK_SIZE:
   87   *((int *)where) = LINK_SIZE;
   88   break;
   89 
   90   case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
   91   *((int *)where) = POSIX_MALLOC_THRESHOLD;
   92   break;
   93 
   94   case PCRE_CONFIG_MATCH_LIMIT:
   95   *((unsigned int *)where) = MATCH_LIMIT;
   96   break;
   97 
   98   case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
   99   *((unsigned int *)where) = MATCH_LIMIT_RECURSION;
  100   break;
  101 
  102   case PCRE_CONFIG_STACKRECURSE:
  103 #ifdef NO_RECURSE
  104   *((int *)where) = 0;
  105 #else
  106   *((int *)where) = 1;
  107 #endif
  108   break;
  109 
  110   default: return PCRE_ERROR_BADOPTION;
  111   }
  112 
  113 return 0;
  114 }
  115 
  116 /* End of pcre_config.c */