1<html> 2<head> 3<title>pcre_config specification</title> 4</head> 5<body bgcolor="#FFFFFF" text="#00005A" link="#0066FF" alink="#3399FF" vlink="#2222BB"> 6<h1>pcre_config man page</h1> 7<p> 8Return to the <a href="index.html">PCRE index page</a>. 9</p> 10<p> 11This page is part of the PCRE HTML documentation. It was generated automatically 12from the original man page. If there is any nonsense in it, please consult the 13man page, in case the conversion went wrong. 14<br> 15<br><b> 16SYNOPSIS 17</b><br> 18<P> 19<b>#include <pcre.h></b> 20</P> 21<P> 22<b>int pcre_config(int <i>what</i>, void *<i>where</i>);</b> 23</P> 24<br><b> 25DESCRIPTION 26</b><br> 27<P> 28This function makes it possible for a client program to find out which optional 29features are available in the version of the PCRE library it is using. Its 30arguments are as follows: 31<pre> 32 <i>what</i> A code specifying what information is required 33 <i>where</i> Points to where to put the data 34</pre> 35The available codes are: 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_MATCH_LIMIT_RECURSION 40 Internal recursion depth limit 41 PCRE_CONFIG_NEWLINE Value of the default newline sequence: 42 13 (0x000d) for CR 43 10 (0x000a) for LF 44 3338 (0x0d0a) for CRLF 45 -2 for ANYCRLF 46 -1 for ANY 47 PCRE_CONFIG_BSR Indicates what \R matches by default: 48 0 all Unicode line endings 49 1 CR, LF, or CRLF only 50 PCRE_CONFIG_POSIX_MALLOC_THRESHOLD 51 Threshold of return slots, above 52 which <b>malloc()</b> is used by 53 the POSIX API 54 PCRE_CONFIG_STACKRECURSE Recursion implementation (1=stack 0=heap) 55 PCRE_CONFIG_UTF8 Availability of UTF-8 support (1=yes 0=no) 56 PCRE_CONFIG_UNICODE_PROPERTIES 57 Availability of Unicode property support 58 (1=yes 0=no) 59</pre> 60The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise. 61</P> 62<P> 63There is a complete description of the PCRE native API in the 64<a href="pcreapi.html"><b>pcreapi</b></a> 65page and a description of the POSIX API in the 66<a href="pcreposix.html"><b>pcreposix</b></a> 67page. 68<p> 69Return to the <a href="index.html">PCRE index page</a>. 70</p> 71