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pcre_config.c
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/*************************************************
* 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) 1997-2009 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(). */
#include
"config.h"
#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
*/
PCRE_EXP_DEFN
int
PCRE_CALL_CONVENTION
pcre_config
(
int
what
,
void
*
where
)
{
switch
(
what
)
{
case
PCRE_CONFIG_UTF8
:
#ifdef SUPPORT_UTF8
*
((
int
*
)
where
)
=
1
;
#else
*
((
int
*
)
where
)
=
0
;
#endif
break
;
case
PCRE_CONFIG_UNICODE_PROPERTIES
:
#ifdef SUPPORT_UCP
*
((
int
*
)
where
)
=
1
;
#else
*
((
int
*
)
where
)
=
0
;
#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
)
=
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 */
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