[exim.git] / src / src / pcre / pcre_config.c

/* $Cambridge: exim/src/src/pcre/pcre_config.c,v 1.6 2007/11/12 13:02:19 nm4 Exp $ */

/*************************************************
*      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) 1997-2007 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

#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_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 int *)where) = MATCH_LIMIT;
  break;

  case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
  *((unsigned 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 */
Commit	Line	Data
47db1125	1	/* $Cambridge: exim/src/src/pcre/pcre_config.c,v 1.6 2007/11/12 13:02:19 nm4 Exp $ */
8ac170f3 PH	2
	3	/*************************************************
	4	* Perl-Compatible Regular Expressions *
	5	*************************************************/
	6
	7	/* PCRE is a library of functions to support regular expressions whose syntax
	8	and semantics are as close as possible to those of the Perl 5 language.
	9
	10	Written by Philip Hazel
64f2600a	11	Copyright (c) 1997-2007 University of Cambridge
8ac170f3 PH	12
	13	-----------------------------------------------------------------------------
	14	Redistribution and use in source and binary forms, with or without
	15	modification, are permitted provided that the following conditions are met:
	16
	17	* Redistributions of source code must retain the above copyright notice,
	18	this list of conditions and the following disclaimer.
	19
	20	* Redistributions in binary form must reproduce the above copyright
	21	notice, this list of conditions and the following disclaimer in the
	22	documentation and/or other materials provided with the distribution.
	23
	24	* Neither the name of the University of Cambridge nor the names of its
	25	contributors may be used to endorse or promote products derived from
	26	this software without specific prior written permission.
	27
	28	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	29	AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	30	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	31	ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	32	LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	33	CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	34	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	35	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	36	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	37	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	38	POSSIBILITY OF SUCH DAMAGE.
	39	-----------------------------------------------------------------------------
	40	*/
	41
	42
	43	/* This module contains the external function pcre_config(). */
	44
	45
47db1125 NM	46	#ifdef HAVE_CONFIG_H
	47	#include "config.h"
	48	#endif
	49
8ac170f3 PH	50	#include "pcre_internal.h"
	51
	52
	53	/*************************************************
	54	* Return info about what features are configured *
	55	*************************************************/
	56
	57	/* This function has an extensible interface so that additional items can be
	58	added compatibly.
	59
	60	Arguments:
	61	what what information is required
	62	where where to put the information
	63
	64	Returns: 0 if data returned, negative on error
	65	*/
	66
64f2600a	67	PCRE_EXP_DEFN int
8ac170f3 PH	68	pcre_config(int what, void *where)
	69	{
	70	switch (what)
	71	{
	72	case PCRE_CONFIG_UTF8:
	73	#ifdef SUPPORT_UTF8
	74	((int )where) = 1;
	75	#else
	76	((int )where) = 0;
	77	#endif
	78	break;
	79
	80	case PCRE_CONFIG_UNICODE_PROPERTIES:
	81	#ifdef SUPPORT_UCP
	82	((int )where) = 1;
	83	#else
	84	((int )where) = 0;
	85	#endif
	86	break;
	87
	88	case PCRE_CONFIG_NEWLINE:
	89	((int )where) = NEWLINE;
	90	break;
	91
47db1125 NM	92	case PCRE_CONFIG_BSR:
	93	#ifdef BSR_ANYCRLF
	94	((int )where) = 1;
	95	#else
	96	((int )where) = 0;
	97	#endif
	98	break;
	99
8ac170f3 PH	100	case PCRE_CONFIG_LINK_SIZE:
	101	((int )where) = LINK_SIZE;
	102	break;
	103
	104	case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
	105	((int )where) = POSIX_MALLOC_THRESHOLD;
	106	break;
	107
	108	case PCRE_CONFIG_MATCH_LIMIT:
	109	((unsigned int )where) = MATCH_LIMIT;
	110	break;
	111
aa41d2de PH	112	case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
	113	((unsigned int )where) = MATCH_LIMIT_RECURSION;
	114	break;
	115
8ac170f3 PH	116	case PCRE_CONFIG_STACKRECURSE:
	117	#ifdef NO_RECURSE
	118	((int )where) = 0;
	119	#else
	120	((int )where) = 1;
	121	#endif
	122	break;
	123
	124	default: return PCRE_ERROR_BADOPTION;
	125	}
	126
	127	return 0;
	128	}
	129
	130	/* End of pcre_config.c */