/[pcre]/code/trunk/pcre_config.c
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Contents of /code/trunk/pcre_config.c

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Revision 200 - (show annotations) (download)
Wed Aug 1 09:10:40 2007 UTC (7 years ago) by ph10
File MIME type: text/plain
File size: 3551 byte(s)
Correct errors in previous patch; tidy for test release.

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) 1997-2007 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 #include "pcre_internal.h"
49
50
51 /*************************************************
52 * Return info about what features are configured *
53 *************************************************/
54
55 /* This function has an extensible interface so that additional items can be
56 added compatibly.
57
58 Arguments:
59 what what information is required
60 where where to put the information
61
62 Returns: 0 if data returned, negative on error
63 */
64
65 PCRE_EXP_DEFN int
66 pcre_config(int what, void *where)
67 {
68 switch (what)
69 {
70 case PCRE_CONFIG_UTF8:
71 #ifdef SUPPORT_UTF8
72 *((int *)where) = 1;
73 #else
74 *((int *)where) = 0;
75 #endif
76 break;
77
78 case PCRE_CONFIG_UNICODE_PROPERTIES:
79 #ifdef SUPPORT_UCP
80 *((int *)where) = 1;
81 #else
82 *((int *)where) = 0;
83 #endif
84 break;
85
86 case PCRE_CONFIG_NEWLINE:
87 *((int *)where) = NEWLINE;
88 break;
89
90 case PCRE_CONFIG_LINK_SIZE:
91 *((int *)where) = LINK_SIZE;
92 break;
93
94 case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
95 *((int *)where) = POSIX_MALLOC_THRESHOLD;
96 break;
97
98 case PCRE_CONFIG_MATCH_LIMIT:
99 *((unsigned int *)where) = MATCH_LIMIT;
100 break;
101
102 case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
103 *((unsigned int *)where) = MATCH_LIMIT_RECURSION;
104 break;
105
106 case PCRE_CONFIG_STACKRECURSE:
107 #ifdef NO_RECURSE
108 *((int *)where) = 0;
109 #else
110 *((int *)where) = 1;
111 #endif
112 break;
113
114 default: return PCRE_ERROR_BADOPTION;
115 }
116
117 return 0;
118 }
119
120 /* End of pcre_config.c */

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