/[pcre]/code/tags/pcre-6.0/pcre_config.c
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Contents of /code/tags/pcre-6.0/pcre_config.c

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Revision 77 - (hide annotations) (download)
Sat Feb 24 21:40:45 2007 UTC (7 years, 1 month ago) by nigel
Original Path: code/trunk/pcre_config.c
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File size: 3391 byte(s)
Load pcre-6.0 into code/trunk.

1 nigel 77 /*************************************************
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) 1997-2005 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     #include "pcre_internal.h"
45    
46    
47     /*************************************************
48     * Return info about what features are configured *
49     *************************************************/
50    
51     /* This function has an extensible interface so that additional items can be
52     added compatibly.
53    
54     Arguments:
55     what what information is required
56     where where to put the information
57    
58     Returns: 0 if data returned, negative on error
59     */
60    
61     EXPORT int
62     pcre_config(int what, void *where)
63     {
64     switch (what)
65     {
66     case PCRE_CONFIG_UTF8:
67     #ifdef SUPPORT_UTF8
68     *((int *)where) = 1;
69     #else
70     *((int *)where) = 0;
71     #endif
72     break;
73    
74     case PCRE_CONFIG_UNICODE_PROPERTIES:
75     #ifdef SUPPORT_UCP
76     *((int *)where) = 1;
77     #else
78     *((int *)where) = 0;
79     #endif
80     break;
81    
82     case PCRE_CONFIG_NEWLINE:
83     *((int *)where) = NEWLINE;
84     break;
85    
86     case PCRE_CONFIG_LINK_SIZE:
87     *((int *)where) = LINK_SIZE;
88     break;
89    
90     case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
91     *((int *)where) = POSIX_MALLOC_THRESHOLD;
92     break;
93    
94     case PCRE_CONFIG_MATCH_LIMIT:
95     *((unsigned int *)where) = MATCH_LIMIT;
96     break;
97    
98     case PCRE_CONFIG_STACKRECURSE:
99     #ifdef NO_RECURSE
100     *((int *)where) = 0;
101     #else
102     *((int *)where) = 1;
103     #endif
104     break;
105    
106     default: return PCRE_ERROR_BADOPTION;
107     }
108    
109     return 0;
110     }
111    
112     /* End of pcre_config.c */

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