/[pcre]/code/trunk/doc/pcre_config.3
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revision 73 by nigel, Sat Feb 24 21:40:30 2007 UTC revision 91 by nigel, Sat Feb 24 21:41:34 2007 UTC
# Line 1  Line 1 
1  .TH PCRE 3  .TH PCRE_CONFIG 3
2  .SH NAME  .SH NAME
3  PCRE - Perl-compatible regular expressions  PCRE - Perl-compatible regular expressions
4  .SH SYNOPSIS  .SH SYNOPSIS
# Line 8  PCRE - Perl-compatible regular expressio Line 8  PCRE - Perl-compatible regular expressio
8  .PP  .PP
9  .SM  .SM
10  .br  .br
11  .B int pcre_config(int \fIwhat\fR, void *\fIwhere\fR);  .B int pcre_config(int \fIwhat\fP, void *\fIwhere\fP);
12    .
13  .SH DESCRIPTION  .SH DESCRIPTION
14  .rs  .rs
15  .sp  .sp
16  This function makes it possible for a client program to find out which optional  This function makes it possible for a client program to find out which optional
17  features are available in the version of the PCRE library it is using. Its  features are available in the version of the PCRE library it is using. Its
18  arguments are as follows:  arguments are as follows:
19    .sp
20    \fIwhat\fR     A code specifying what information is required    \fIwhat\fR     A code specifying what information is required
21    \fIwhere\fR    Points to where to put the data    \fIwhere\fR    Points to where to put the data
22    .sp
23  The available codes are:  The available codes are:
24    .sp
25    PCRE_CONFIG_LINK_SIZE     Internal link size: 2, 3, or 4    PCRE_CONFIG_LINK_SIZE     Internal link size: 2, 3, or 4
26    PCRE_CONFIG_MATCH_LIMIT   Internal resource limit    PCRE_CONFIG_MATCH_LIMIT   Internal resource limit
27    PCRE_CONFIG_NEWLINE       Value of the newline character    PCRE_CONFIG_MATCH_LIMIT_RECURSION
28                                Internal recursion depth limit
29      PCRE_CONFIG_NEWLINE       Value of the newline sequence
30    PCRE_CONFIG_POSIX_MALLOC_THRESHOLD    PCRE_CONFIG_POSIX_MALLOC_THRESHOLD
31                              Threshold of return slots, above                              Threshold of return slots, above
32                                which \fBmalloc()\fR is used by                                which \fBmalloc()\fR is used by
33                                the POSIX API                                the POSIX API
34    PCRE_CONFIG_STACKRECURSE  Recursion implementation (1=stack 0=heap)    PCRE_CONFIG_STACKRECURSE  Recursion implementation (1=stack 0=heap)
35    PCRE_CONFIG_UTF8          Availability of UTF-8 support (1=yes 0=no)    PCRE_CONFIG_UTF8          Availability of UTF-8 support (1=yes 0=no)
36      PCRE_CONFIG_UNICODE_PROPERTIES
37                                Availability of Unicode property support
38                                  (1=yes 0=no)
39    .sp
40  The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.  The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.
41    .P
42  There is a complete description of the PCRE native API in the  There is a complete description of the PCRE native API in the
43  .\" HREF  .\" HREF
44  \fBpcreapi\fR  \fBpcreapi\fR
45  .\"  .\"
46  page, and a description of the POSIX API in the  page and a description of the POSIX API in the
47  .\" HREF  .\" HREF
48  \fBpcreposix\fR  \fBpcreposix\fR
49  .\"  .\"
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