pcre2_compile_context_copy (3) - Linux Manuals
pcre2_compile_context_copy: Perl-compatible regular expressions (revised API)
NAME
PCRE2 - Perl-compatible regular expressions (revised API)
SYNOPSIS
#include <pcre2.h>
pcre2_compile_context *pcre2_compile_context_copy( pcre2_compile_context *ccontext);
DESCRIPTION
This function makes a new copy of a compile context, using the memory allocation function that was used for the original context. The result is NULL if the memory cannot be obtained.
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.