Annotation of embedaddon/pcre/doc/pcre_config.3, revision 1.1.1.1
1.1 misho 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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