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Revision 678 - (show annotations)
Sun Aug 28 15:23:03 2011 UTC (8 years, 1 month ago) by ph10
File size: 2295 byte(s)
Documentation for JIT support.
1 .TH PCRE_CONFIG 3
2 .SH NAME
3 PCRE - Perl-compatible regular expressions
4 .SH SYNOPSIS
5 .rs
6 .sp
7 .B #include <pcre.h>
8 .PP
9 .SM
10 .B int pcre_config(int \fIwhat\fP, void *\fIwhere\fP);
11 .
12 .SH DESCRIPTION
13 .rs
14 .sp
15 This function makes it possible for a client program to find out which optional
16 features are available in the version of the PCRE library it is using. The
17 arguments are as follows:
18 .sp
19 \fIwhat\fP A code specifying what information is required
20 \fIwhere\fP Points to where to put the data
21 .sp
22 The \fIwhere\fP argument must point to an integer variable, except for
23 PCRE_CONFIG_MATCH_LIMIT and PCRE_CONFIG_MATCH_LIMIT_RECURSION, when it must
24 point to an unsigned long integer. The available codes are:
25 .sp
26 PCRE_CONFIG_JIT Availability of just-in-time compiler
27 support (1=yes 0=no)
28 PCRE_CONFIG_LINK_SIZE Internal link size: 2, 3, or 4
29 PCRE_CONFIG_MATCH_LIMIT Internal resource limit
30 PCRE_CONFIG_MATCH_LIMIT_RECURSION
31 Internal recursion depth limit
32 PCRE_CONFIG_NEWLINE Value of the default newline sequence:
33 13 (0x000d) for CR
34 10 (0x000a) for LF
35 3338 (0x0d0a) for CRLF
36 -2 for ANYCRLF
37 -1 for ANY
38 PCRE_CONFIG_BSR Indicates what \eR matches by default:
39 0 all Unicode line endings
40 1 CR, LF, or CRLF only
41 PCRE_CONFIG_POSIX_MALLOC_THRESHOLD
42 Threshold of return slots, above which
43 \fBmalloc()\fP is used by the POSIX API
44 PCRE_CONFIG_STACKRECURSE Recursion implementation (1=stack 0=heap)
45 PCRE_CONFIG_UTF8 Availability of UTF-8 support (1=yes 0=no)
46 PCRE_CONFIG_UNICODE_PROPERTIES
47 Availability of Unicode property support
48 (1=yes 0=no)
49 .sp
50 The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.
51 .P
52 There is a complete description of the PCRE native API in the
53 .\" HREF
54 \fBpcreapi\fP
55 .\"
56 page and a description of the POSIX API in the
57 .\" HREF
58 \fBpcreposix\fP
59 .\"
60 page.

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