code/trunk/pcre_config.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_PARENS_LIMIT:
  *((unsigned long int *)where) = PARENS_NEST_LIMIT;
  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 */
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) 1997-2012 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	/* Keep the original link size. */
49	static int real_link_size = LINK_SIZE;
50
51	#include "pcre_internal.h"
52
53
54	/*************************************************
55	* Return info about what features are configured *
56	*************************************************/
57
58	/* This function has an extensible interface so that additional items can be
59	added compatibly.
60
61	Arguments:
62	what what information is required
63	where where to put the information
64
65	Returns: 0 if data returned, negative on error
66	*/
67
68	#if defined COMPILE_PCRE8
69	PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
70	pcre_config(int what, void *where)
71	#elif defined COMPILE_PCRE16
72	PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
73	pcre16_config(int what, void *where)
74	#elif defined COMPILE_PCRE32
75	PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
76	pcre32_config(int what, void *where)
77	#endif
78	{
79	switch (what)
80	{
81	case PCRE_CONFIG_UTF8:
82	#if defined COMPILE_PCRE16 \|\| defined COMPILE_PCRE32
83	((int )where) = 0;
84	return PCRE_ERROR_BADOPTION;
85	#else
86	#if defined SUPPORT_UTF
87	((int )where) = 1;
88	#else
89	((int )where) = 0;
90	#endif
91	break;
92	#endif
93
94	case PCRE_CONFIG_UTF16:
95	#if defined COMPILE_PCRE8 \|\| defined COMPILE_PCRE32
96	((int )where) = 0;
97	return PCRE_ERROR_BADOPTION;
98	#else
99	#if defined SUPPORT_UTF
100	((int )where) = 1;
101	#else
102	((int )where) = 0;
103	#endif
104	break;
105	#endif
106
107	case PCRE_CONFIG_UTF32:
108	#if defined COMPILE_PCRE8 \|\| defined COMPILE_PCRE16
109	((int )where) = 0;
110	return PCRE_ERROR_BADOPTION;
111	#else
112	#if defined SUPPORT_UTF
113	((int )where) = 1;
114	#else
115	((int )where) = 0;
116	#endif
117	break;
118	#endif
119
120	case PCRE_CONFIG_UNICODE_PROPERTIES:
121	#ifdef SUPPORT_UCP
122	((int )where) = 1;
123	#else
124	((int )where) = 0;
125	#endif
126	break;
127
128	case PCRE_CONFIG_JIT:
129	#ifdef SUPPORT_JIT
130	((int )where) = 1;
131	#else
132	((int )where) = 0;
133	#endif
134	break;
135
136	case PCRE_CONFIG_JITTARGET:
137	#ifdef SUPPORT_JIT
138	((const char *)where) = PRIV(jit_get_target)();
139	#else
140	((const char *)where) = NULL;
141	#endif
142	break;
143
144	case PCRE_CONFIG_NEWLINE:
145	((int )where) = NEWLINE;
146	break;
147
148	case PCRE_CONFIG_BSR:
149	#ifdef BSR_ANYCRLF
150	((int )where) = 1;
151	#else
152	((int )where) = 0;
153	#endif
154	break;
155
156	case PCRE_CONFIG_LINK_SIZE:
157	((int )where) = real_link_size;
158	break;
159
160	case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
161	((int )where) = POSIX_MALLOC_THRESHOLD;
162	break;
163
164	case PCRE_CONFIG_PARENS_LIMIT:
165	((unsigned long int )where) = PARENS_NEST_LIMIT;
166	break;
167
168	case PCRE_CONFIG_MATCH_LIMIT:
169	((unsigned long int )where) = MATCH_LIMIT;
170	break;
171
172	case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
173	((unsigned long int )where) = MATCH_LIMIT_RECURSION;
174	break;
175
176	case PCRE_CONFIG_STACKRECURSE:
177	#ifdef NO_RECURSE
178	((int )where) = 0;
179	#else
180	((int )where) = 1;
181	#endif
182	break;
183
184	default: return PCRE_ERROR_BADOPTION;
185	}
186
187	return 0;
188	}
189
190	/* End of pcre_config.c */
Name	Value
svn:eol-style	native
svn:keywords	"Author Date Id Revision Url"