00001 /************************************************* 00002 * Perl-Compatible Regular Expressions * 00003 *************************************************/ 00004 00005 /* PCRE is a library of functions to support regular expressions whose syntax 00006 and semantics are as close as possible to those of the Perl 5 language. 00007 00008 Written by Philip Hazel 00009 Copyright (c) 1997-2009 University of Cambridge 00010 00011 ----------------------------------------------------------------------------- 00012 Redistribution and use in source and binary forms, with or without 00013 modification, are permitted provided that the following conditions are met: 00014 00015 * Redistributions of source code must retain the above copyright notice, 00016 this list of conditions and the following disclaimer. 00017 00018 * Redistributions in binary form must reproduce the above copyright 00019 notice, this list of conditions and the following disclaimer in the 00020 documentation and/or other materials provided with the distribution. 00021 00022 * Neither the name of the University of Cambridge nor the names of its 00023 contributors may be used to endorse or promote products derived from 00024 this software without specific prior written permission. 00025 00026 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00027 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00028 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00029 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00030 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00031 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00032 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00033 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00034 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00035 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00036 POSSIBILITY OF SUCH DAMAGE. 00037 ----------------------------------------------------------------------------- 00038 */ 00039 00040 00041 /* This module contains the external function pcre_config(). */ 00042 00043 00044 #ifdef HAVE_CONFIG_H 00045 #include "config.h" 00046 #else if defined(_WINDOWS) 00047 #include <spl/configwin32.h> 00048 #endif 00049 00050 00051 #include "pcre_internal.h" 00052 00053 00054 /************************************************* 00055 * Return info about what features are configured * 00056 *************************************************/ 00057 00058 /* This function has an extensible interface so that additional items can be 00059 added compatibly. 00060 00061 Arguments: 00062 what what information is required 00063 where where to put the information 00064 00065 Returns: 0 if data returned, negative on error 00066 */ 00067 00068 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION 00069 pcre_config(int what, void *where) 00070 { 00071 switch (what) 00072 { 00073 case PCRE_CONFIG_UTF8: 00074 #ifdef SUPPORT_UTF8 00075 *((int *)where) = 1; 00076 #else 00077 *((int *)where) = 0; 00078 #endif 00079 break; 00080 00081 case PCRE_CONFIG_UNICODE_PROPERTIES: 00082 #ifdef SUPPORT_UCP 00083 *((int *)where) = 1; 00084 #else 00085 *((int *)where) = 0; 00086 #endif 00087 break; 00088 00089 case PCRE_CONFIG_NEWLINE: 00090 *((int *)where) = NEWLINE; 00091 break; 00092 00093 case PCRE_CONFIG_BSR: 00094 #ifdef BSR_ANYCRLF 00095 *((int *)where) = 1; 00096 #else 00097 *((int *)where) = 0; 00098 #endif 00099 break; 00100 00101 case PCRE_CONFIG_LINK_SIZE: 00102 *((int *)where) = LINK_SIZE; 00103 break; 00104 00105 case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD: 00106 *((int *)where) = POSIX_MALLOC_THRESHOLD; 00107 break; 00108 00109 case PCRE_CONFIG_MATCH_LIMIT: 00110 *((unsigned long int *)where) = MATCH_LIMIT; 00111 break; 00112 00113 case PCRE_CONFIG_MATCH_LIMIT_RECURSION: 00114 *((unsigned long int *)where) = MATCH_LIMIT_RECURSION; 00115 break; 00116 00117 case PCRE_CONFIG_STACKRECURSE: 00118 #ifdef NO_RECURSE 00119 *((int *)where) = 0; 00120 #else 00121 *((int *)where) = 1; 00122 #endif 00123 break; 00124 00125 default: return PCRE_ERROR_BADOPTION; 00126 } 00127 00128 return 0; 00129 } 00130 00131 /* End of pcre_config.c */