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<title>pcre_config specification</title>
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<h1>pcre_config man page</h1>

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This page is part of the PCRE HTML documentation. It was generated automatically
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man page, in case the conversion went wrong.
 
 
SYNOPSIS
 

#include &#60;pcre.h&#62;


int pcre_config(int what, void *where);

 
DESCRIPTION
 

This function makes it possible for a client program to find out which optional
features are available in the version of the PCRE library it is using. Its
arguments are as follows:
<pre>
 what A code specifying what information is required
 where Points to where to put the data
</pre>
The available codes are:
<pre>
 PCRE_CONFIG_LINK_SIZE Internal link size: 2, 3, or 4
 PCRE_CONFIG_MATCH_LIMIT Internal resource limit
 PCRE_CONFIG_MATCH_LIMIT_RECURSION
 Internal recursion depth limit
 PCRE_CONFIG_NEWLINE Value of the default newline sequence:
 13 (0x000d) for CR
 10 (0x000a) for LF
 3338 (0x0d0a) for CRLF
 -2 for ANYCRLF
 -1 for ANY
 PCRE_CONFIG_BSR Indicates what \R matches by default:
 0 all Unicode line endings
 1 CR, LF, or CRLF only
 PCRE_CONFIG_POSIX_MALLOC_THRESHOLD
 Threshold of return slots, above
 which malloc() is used by
 the POSIX API
 PCRE_CONFIG_STACKRECURSE Recursion implementation (1=stack 0=heap)
 PCRE_CONFIG_UTF8 Availability of UTF-8 support (1=yes 0=no)
 PCRE_CONFIG_UNICODE_PROPERTIES
 Availability of Unicode property support
 (1=yes 0=no)
</pre>
The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise.


There is a complete description of the PCRE native API in the
<a href="pcreapi.html">pcreapi</a>
page and a description of the POSIX API in the
<a href="pcreposix.html">pcreposix</a>
page.

Return to the <a href="index.html">PCRE index page</a>.

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