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PCRE2_SET_COMPILE_EXTRA_OPTIONS(3) Library Functions Manual PCRE2_SET_COMPILE_EXTRA_OPTIONS(3)

NAME

PCRE2 - Perl-compatible regular expressions (revised API)

SYNOPSIS

#include <pcre2.h>

int pcre2_set_compile_extra_options(pcre2_compile_context *ccontext,
  uint32_t extra_options);

DESCRIPTION

This function sets additional option bits for pcre2_compile() that are housed in a compile context. It completely replaces all the bits. The extra options are:


PCRE2_EXTRA_ALLOW_LOOKAROUND_BSK Allow \K in lookarounds
PCRE2_EXTRA_ALLOW_SURROGATE_ESCAPES Allow \x{d800} to \x{dfff}
in UTF-8 and UTF-32 modes
PCRE2_EXTRA_ALT_BSUX Extended alternate \u, \U, and
\x handling
PCRE2_EXTRA_BAD_ESCAPE_IS_LITERAL Treat all invalid escapes as
a literal following character
PCRE2_EXTRA_ESCAPED_CR_IS_LF Interpret \r as \n
PCRE2_EXTRA_MATCH_LINE Pattern matches whole lines
PCRE2_EXTRA_MATCH_WORD Pattern matches "words"

There is a complete description of the PCRE2 native API in the pcre2api page and a description of the POSIX API in the pcre2posix page.

31 August 2021 PCRE2 10.38