187 lines
4.8 KiB
C
187 lines
4.8 KiB
C
|
/*************************************************
|
||
|
|
* Perl-Compatible Regular Expressions *
|
||
|
|
*************************************************/
|
||
|
|
|
||
|
|
/* PCRE is a library of functions to support regular expressions whose syntax
|
||
|
|
and semantics are as close as possible to those of the Perl 5 language.
|
||
|
|
|
||
|
|
Written by Philip Hazel
|
||
|
|
Copyright (c) 1997-2012 University of Cambridge
|
||
|
|
|
||
|
|
-----------------------------------------------------------------------------
|
||
|
|
Redistribution and use in source and binary forms, with or without
|
||
|
|
modification, are permitted provided that the following conditions are met:
|
||
|
|
|
||
|
|
* Redistributions of source code must retain the above copyright notice,
|
||
|
|
this list of conditions and the following disclaimer.
|
||
|
|
|
||
|
|
* Redistributions in binary form must reproduce the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer in the
|
||
|
|
documentation and/or other materials provided with the distribution.
|
||
|
|
|
||
|
|
* Neither the name of the University of Cambridge nor the names of its
|
||
|
|
contributors may be used to endorse or promote products derived from
|
||
|
|
this software without specific prior written permission.
|
||
|
|
|
||
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
||
|
|
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||
|
|
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||
|
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||
|
|
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||
|
|
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||
|
|
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||
|
|
POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
-----------------------------------------------------------------------------
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/* This module contains the external function pcre_config(). */
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef HAVE_CONFIG_H
|
||
|
|
#include "config.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Keep the original link size. */
|
||
|
|
static int real_link_size = LINK_SIZE;
|
||
|
|
|
||
|
|
#include "pcre_internal.h"
|
||
|
|
|
||
|
|
|
||
|
|
/*************************************************
|
||
|
|
* Return info about what features are configured *
|
||
|
|
*************************************************/
|
||
|
|
|
||
|
|
/* This function has an extensible interface so that additional items can be
|
||
|
|
added compatibly.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
what what information is required
|
||
|
|
where where to put the information
|
||
|
|
|
||
|
|
Returns: 0 if data returned, negative on error
|
||
|
|
*/
|
||
|
|
|
||
|
|
#if defined COMPILE_PCRE8
|
||
|
|
PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
|
||
|
|
pcre_config(int what, void *where)
|
||
|
|
#elif defined COMPILE_PCRE16
|
||
|
|
PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
|
||
|
|
pcre16_config(int what, void *where)
|
||
|
|
#elif defined COMPILE_PCRE32
|
||
|
|
PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
|
||
|
|
pcre32_config(int what, void *where)
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
switch (what)
|
||
|
|
{
|
||
|
|
case PCRE_CONFIG_UTF8:
|
||
|
|
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
|
||
|
|
*((int *)where) = 0;
|
||
|
|
return PCRE_ERROR_BADOPTION;
|
||
|
|
#else
|
||
|
|
#if defined SUPPORT_UTF
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
case PCRE_CONFIG_UTF16:
|
||
|
|
#if defined COMPILE_PCRE8 || defined COMPILE_PCRE32
|
||
|
|
*((int *)where) = 0;
|
||
|
|
return PCRE_ERROR_BADOPTION;
|
||
|
|
#else
|
||
|
|
#if defined SUPPORT_UTF
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
case PCRE_CONFIG_UTF32:
|
||
|
|
#if defined COMPILE_PCRE8 || defined COMPILE_PCRE16
|
||
|
|
*((int *)where) = 0;
|
||
|
|
return PCRE_ERROR_BADOPTION;
|
||
|
|
#else
|
||
|
|
#if defined SUPPORT_UTF
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
case PCRE_CONFIG_UNICODE_PROPERTIES:
|
||
|
|
#ifdef SUPPORT_UCP
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_JIT:
|
||
|
|
#ifdef SUPPORT_JIT
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_JITTARGET:
|
||
|
|
#ifdef SUPPORT_JIT
|
||
|
|
*((const char **)where) = PRIV(jit_get_target)();
|
||
|
|
#else
|
||
|
|
*((const char **)where) = NULL;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_NEWLINE:
|
||
|
|
*((int *)where) = NEWLINE;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_BSR:
|
||
|
|
#ifdef BSR_ANYCRLF
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_LINK_SIZE:
|
||
|
|
*((int *)where) = real_link_size;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
|
||
|
|
*((int *)where) = POSIX_MALLOC_THRESHOLD;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_MATCH_LIMIT:
|
||
|
|
*((unsigned long int *)where) = MATCH_LIMIT;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
|
||
|
|
*((unsigned long int *)where) = MATCH_LIMIT_RECURSION;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PCRE_CONFIG_STACKRECURSE:
|
||
|
|
#ifdef NO_RECURSE
|
||
|
|
*((int *)where) = 0;
|
||
|
|
#else
|
||
|
|
*((int *)where) = 1;
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
|
||
|
|
default: return PCRE_ERROR_BADOPTION;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* End of pcre_config.c */
|