/[pcre]/code/trunk/doc/pcre_refcount.3
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Contents of /code/trunk/doc/pcre_refcount.3

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Revision 1055 - (show annotations) (download)
Tue Oct 16 15:53:30 2012 UTC (23 months ago) by chpe
File size: 906 byte(s)
pcre32: Add 32-bit library

Create libpcre32 that operates on 32-bit characters (UTF-32).

This turned out to be surprisingly simple after the UTF-16 support
was introduced; mostly just extra ifdefs and adjusting and adding
some tests.
1 .TH PCRE_REFCOUNT 3 "24 June 2012" "PCRE 8.30"
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_refcount(pcre *\fIcode\fP, int \fIadjust\fP);
11 .PP
12 .B int pcre16_refcount(pcre16 *\fIcode\fP, int \fIadjust\fP);
13 .PP
14 .B int pcre32_refcount(pcre32 *\fIcode\fP, int \fIadjust\fP);
15 .
16 .SH DESCRIPTION
17 .rs
18 .sp
19 This function is used to maintain a reference count inside a data block that
20 contains a compiled pattern. Its arguments are:
21 .sp
22 \fIcode\fP Compiled regular expression
23 \fIadjust\fP Adjustment to reference value
24 .sp
25 The yield of the function is the adjusted reference value, which is constrained
26 to lie between 0 and 65535.
27 .P
28 There is a complete description of the PCRE native API in the
29 .\" HREF
30 \fBpcreapi\fP
31 .\"
32 page and a description of the POSIX API in the
33 .\" HREF
34 \fBpcreposix\fP
35 .\"
36 page.

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