Annotation of embedaddon/php/ext/pcre/pcrelib/pcre_config.c, revision 1.1.1.1
1.1 misho 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) 1997-2009 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 "config.h"
45:
46: #include "pcre_internal.h"
47:
48:
49: /*************************************************
50: * Return info about what features are configured *
51: *************************************************/
52:
53: /* This function has an extensible interface so that additional items can be
54: added compatibly.
55:
56: Arguments:
57: what what information is required
58: where where to put the information
59:
60: Returns: 0 if data returned, negative on error
61: */
62:
63: PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
64: pcre_config(int what, void *where)
65: {
66: switch (what)
67: {
68: case PCRE_CONFIG_UTF8:
69: #ifdef SUPPORT_UTF8
70: *((int *)where) = 1;
71: #else
72: *((int *)where) = 0;
73: #endif
74: break;
75:
76: case PCRE_CONFIG_UNICODE_PROPERTIES:
77: #ifdef SUPPORT_UCP
78: *((int *)where) = 1;
79: #else
80: *((int *)where) = 0;
81: #endif
82: break;
83:
84: case PCRE_CONFIG_NEWLINE:
85: *((int *)where) = NEWLINE;
86: break;
87:
88: case PCRE_CONFIG_BSR:
89: #ifdef BSR_ANYCRLF
90: *((int *)where) = 1;
91: #else
92: *((int *)where) = 0;
93: #endif
94: break;
95:
96: case PCRE_CONFIG_LINK_SIZE:
97: *((int *)where) = LINK_SIZE;
98: break;
99:
100: case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
101: *((int *)where) = POSIX_MALLOC_THRESHOLD;
102: break;
103:
104: case PCRE_CONFIG_MATCH_LIMIT:
105: *((unsigned long int *)where) = MATCH_LIMIT;
106: break;
107:
108: case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
109: *((unsigned long int *)where) = MATCH_LIMIT_RECURSION;
110: break;
111:
112: case PCRE_CONFIG_STACKRECURSE:
113: #ifdef NO_RECURSE
114: *((int *)where) = 0;
115: #else
116: *((int *)where) = 1;
117: #endif
118: break;
119:
120: default: return PCRE_ERROR_BADOPTION;
121: }
122:
123: return 0;
124: }
125:
126: /* End of pcre_config.c */
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