.TH PCRE2_SET_MAX_PATTERN_LENGTH 3 "05 October 2016" "PCRE2 10.23" .SH NAME PCRE2 - Perl-compatible regular expressions (revised API) .SH SYNOPSIS .rs .sp .B #include .PP .nf .B int pcre2_set_max_pattern_length(pcre2_compile_context *\fIccontext\fP, .B " PCRE2_SIZE \fIvalue\fP);" .fi . .SH DESCRIPTION .rs .sp This function sets, in a compile context, the maximum text length (in code units) of the pattern that can be compiled. The result is always zero. If a longer pattern is passed to \fBpcre2_compile()\fP there is an immediate error return. The default is effectively unlimited, being the largest value a PCRE2_SIZE variable can hold. .P There is a complete description of the PCRE2 native API in the .\" HREF \fBpcre2api\fP .\" page and a description of the POSIX API in the .\" HREF \fBpcre2posix\fP .\" page.