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

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Revision 884 - (hide annotations) (download)
Tue Jan 17 11:52:43 2012 UTC (2 years, 8 months ago) by zherczeg
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JIT test prints cpu info
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 ph10 836 Copyright (c) 1997-2012 University of Cambridge
10 nigel 77
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 ph10 200 #ifdef HAVE_CONFIG_H
45 ph10 236 #include "config.h"
46 ph10 200 #endif
47 ph10 199
48 ph10 836 /* Keep the original link size. */
49     static int real_link_size = LINK_SIZE;
50    
51 nigel 77 #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 ph10 836 #ifdef COMPILE_PCRE8
69 ph10 359 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
70 nigel 77 pcre_config(int what, void *where)
71 ph10 836 #else
72     PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
73     pcre16_config(int what, void *where)
74     #endif
75 nigel 77 {
76     switch (what)
77     {
78     case PCRE_CONFIG_UTF8:
79 ph10 836 #if defined COMPILE_PCRE16
80 ph10 872 *((int *)where) = 0;
81 ph10 836 return PCRE_ERROR_BADOPTION;
82     #else
83     #if defined SUPPORT_UTF
84 nigel 77 *((int *)where) = 1;
85     #else
86     *((int *)where) = 0;
87     #endif
88     break;
89 ph10 836 #endif
90 nigel 77
91 ph10 836 case PCRE_CONFIG_UTF16:
92     #if defined COMPILE_PCRE8
93 ph10 872 *((int *)where) = 0;
94 ph10 836 return PCRE_ERROR_BADOPTION;
95     #else
96     #if defined SUPPORT_UTF
97     *((int *)where) = 1;
98     #else
99     *((int *)where) = 0;
100     #endif
101     break;
102     #endif
103    
104 nigel 77 case PCRE_CONFIG_UNICODE_PROPERTIES:
105     #ifdef SUPPORT_UCP
106     *((int *)where) = 1;
107     #else
108     *((int *)where) = 0;
109     #endif
110     break;
111    
112 ph10 667 case PCRE_CONFIG_JIT:
113     #ifdef SUPPORT_JIT
114     *((int *)where) = 1;
115     #else
116     *((int *)where) = 0;
117     #endif
118     break;
119    
120 zherczeg 884 case PCRE_CONFIG_JITTARGET:
121     #ifdef SUPPORT_JIT
122     *((const char **)where) = PRIV(jit_get_target)();
123     #else
124     *((const char **)where) = NULL;
125     #endif
126     break;
127    
128 nigel 77 case PCRE_CONFIG_NEWLINE:
129     *((int *)where) = NEWLINE;
130     break;
131    
132 ph10 231 case PCRE_CONFIG_BSR:
133     #ifdef BSR_ANYCRLF
134     *((int *)where) = 1;
135     #else
136     *((int *)where) = 0;
137     #endif
138     break;
139    
140 nigel 77 case PCRE_CONFIG_LINK_SIZE:
141 ph10 836 *((int *)where) = real_link_size;
142 nigel 77 break;
143    
144     case PCRE_CONFIG_POSIX_MALLOC_THRESHOLD:
145     *((int *)where) = POSIX_MALLOC_THRESHOLD;
146     break;
147    
148     case PCRE_CONFIG_MATCH_LIMIT:
149 ph10 376 *((unsigned long int *)where) = MATCH_LIMIT;
150 nigel 77 break;
151    
152 nigel 87 case PCRE_CONFIG_MATCH_LIMIT_RECURSION:
153 ph10 376 *((unsigned long int *)where) = MATCH_LIMIT_RECURSION;
154 nigel 87 break;
155    
156 nigel 77 case PCRE_CONFIG_STACKRECURSE:
157     #ifdef NO_RECURSE
158     *((int *)where) = 0;
159     #else
160     *((int *)where) = 1;
161     #endif
162     break;
163    
164     default: return PCRE_ERROR_BADOPTION;
165     }
166    
167     return 0;
168     }
169    
170     /* End of pcre_config.c */

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