pcre2_set_compile_extra_options

Manual page for PCRE2 10.50-DEV

Name

pcre2_set_compile_extra_options - set compile time extra options

Synopsis

#include <pcre2.h>

int pcre2_set_compile_extra_options(pcre2_compile_context *ccontext,
                                    uint32_t 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_ASCII_BSD: \d remains ASCII in UCP mode
PCRE2_EXTRA_ASCII_BSS: \s remains ASCII in UCP mode
PCRE2_EXTRA_ASCII_BSW: \w remains ASCII in UCP mode
PCRE2_EXTRA_ASCII_DIGIT: [:digit:] and [:xdigit:] POSIX classes remain ASCII in UCP mode
PCRE2_EXTRA_ASCII_POSIX: POSIX classes remain ASCII in UCP mode
PCRE2_EXTRA_BAD_ESCAPE_IS_LITERAL: Treat all invalid escapes as a literal following character
PCRE2_EXTRA_CASELESS_RESTRICT: Disable mixed ASCII/non-ASCII case folding
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"
PCRE2_EXTRA_NEVER_CALLOUT: Disallow callouts in pattern
PCRE2_EXTRA_NO_BS0: Disallow \0 (but not \00 or \000)
PCRE2_EXTRA_PYTHON_OCTAL: Use Python rules for octal
PCRE2_EXTRA_TURKISH_CASING: Use Turkish I case folding

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.