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1 nigel 63 <html>
2     <head>
3     <title>pcre_config specification</title>
4     </head>
5     <body bgcolor="#FFFFFF" text="#00005A" link="#0066FF" alink="#3399FF" vlink="#2222BB">
6     This HTML document has been generated automatically from the original man page.
7     If there is any nonsense in it, please consult the man page, in case the
8     conversion went wrong.<br>
9     <br><b>
10     SYNOPSIS
11     </b><br>
12     <P>
13     <b>#include &#60;pcre.h&#62;</b>
14     </P>
15     <P>
16     <b>int pcre_config(int <i>what</i>, void *<i>where</i>);</b>
17     </P>
18     <br><b>
19     DESCRIPTION
20     </b><br>
21     <P>
22     This function makes it possible for a client program to find out which optional
23     features are available in the version of the PCRE library it is using. Its
24     arguments are as follows:
25     </P>
26     <P>
27     <pre>
28     <i>what</i> A code specifying what information is required
29     <i>where</i> Points to where to put the data
30     </PRE>
31     </P>
32     <P>
33     The available codes are:
34     </P>
35     <P>
36     <pre>
37     PCRE_CONFIG_LINK_SIZE Internal link size: 2, 3, or 4
38     PCRE_CONFIG_MATCH_LIMIT Internal resource limit
39     PCRE_CONFIG_NEWLINE Value of the newline character
40     PCRE_CONFIG_POSIX_MALLOC_THRESHOLD
41     Threshold of return slots, above
42     which <b>malloc()</b> is used by
43     the POSIX API
44     PCRE_CONFIG_UTF8 Availability of UTF-8 support
45     </PRE>
46     </P>
47     <P>
48     The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.
49     </P>
50     <P>
51     There is a complete description of the PCRE native API in the
52     <a href="pcreapi.html"><b>pcreapi</b></a>
53     page, and a description of the POSIX API in the
54     <a href="pcreposix.html"><b>pcreposix</b></a>
55     page.

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