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Annotation of embedaddon/pcre/pcre_config.c, revision 1.1

1.1     ! misho       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) 1997-2011 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: #ifdef HAVE_CONFIG_H
        !            45: #include "config.h"
        !            46: #endif
        !            47: 
        !            48: #include "pcre_internal.h"
        !            49: 
        !            50: 
        !            51: /*************************************************
        !            52: * Return info about what features are configured *
        !            53: *************************************************/
        !            54: 
        !            55: /* This function has an extensible interface so that additional items can be
        !            56: added compatibly.
        !            57: 
        !            58: Arguments:
        !            59:   what             what information is required
        !            60:   where            where to put the information
        !            61: 
        !            62: Returns:           0 if data returned, negative on error
        !            63: */
        !            64: 
        !            65: PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
        !            66: pcre_config(int what, void *where)
        !            67: {
        !            68: switch (what)
        !            69:   {
        !            70:   case PCRE_CONFIG_UTF8:
        !            71: #ifdef SUPPORT_UTF8
        !            72:   *((int *)where) = 1;
        !            73: #else
        !            74:   *((int *)where) = 0;
        !            75: #endif
        !            76:   break;
        !            77: 
        !            78:   case PCRE_CONFIG_UNICODE_PROPERTIES:
        !            79: #ifdef SUPPORT_UCP
        !            80:   *((int *)where) = 1;
        !            81: #else
        !            82:   *((int *)where) = 0;
        !            83: #endif
        !            84:   break;
        !            85: 
        !            86:   case PCRE_CONFIG_JIT:
        !            87: #ifdef SUPPORT_JIT
        !            88:   *((int *)where) = 1;
        !            89: #else
        !            90:   *((int *)where) = 0;
        !            91: #endif
        !            92:   break;
        !            93: 
        !            94:   case PCRE_CONFIG_NEWLINE:
        !            95:   *((int *)where) = NEWLINE;
        !            96:   break;
        !            97: 
        !            98:   case PCRE_CONFIG_BSR:
        !            99: #ifdef BSR_ANYCRLF
        !           100:   *((int *)where) = 1;
        !           101: #else
        !           102:   *((int *)where) = 0;
        !           103: #endif
        !           104:   break;
        !           105: 
        !           106:   case PCRE_CONFIG_LINK_SIZE:
        !           107:   *((int *)where) = LINK_SIZE;
        !           108:   break;
        !           109: 
        !           110:   case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
        !           111:   *((int *)where) = POSIX_MALLOC_THRESHOLD;
        !           112:   break;
        !           113: 
        !           114:   case PCRE_CONFIG_MATCH_LIMIT:
        !           115:   *((unsigned long int *)where) = MATCH_LIMIT;
        !           116:   break;
        !           117: 
        !           118:   case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
        !           119:   *((unsigned long int *)where) = MATCH_LIMIT_RECURSION;
        !           120:   break;
        !           121: 
        !           122:   case PCRE_CONFIG_STACKRECURSE:
        !           123: #ifdef NO_RECURSE
        !           124:   *((int *)where) = 0;
        !           125: #else
        !           126:   *((int *)where) = 1;
        !           127: #endif
        !           128:   break;
        !           129: 
        !           130:   default: return PCRE_ERROR_BADOPTION;
        !           131:   }
        !           132: 
        !           133: return 0;
        !           134: }
        !           135: 
        !           136: /* End of pcre_config.c */