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//opt/alt/pcre802/usr/share/man/man3/pcre_config.3
.TH PCRE_CONFIG 3 .SH NAME PCRE - Perl-compatible regular expressions .SH SYNOPSIS .rs .sp .B #include <pcre.h> .PP .SM .B int pcre_config(int \fIwhat\fP, void *\fIwhere\fP); . .SH DESCRIPTION .rs .sp 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: .sp \fIwhat\fR A code specifying what information is required \fIwhere\fR Points to where to put the data .sp The available codes are: .sp 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 \eR 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 \fBmalloc()\fR 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) .sp The function yields 0 on success or PCRE_ERROR_BADOPTION otherwise. .P There is a complete description of the PCRE native API in the .\" HREF \fBpcreapi\fR .\" page and a description of the POSIX API in the .\" HREF \fBpcreposix\fR .\" page.
