PCRE - Perl-compatible regular expressions .rs #include <pcre.h>

int pcre_refcount(pcre *code, int adjust);

int pcre16_refcount(pcre16 *code, int adjust);

int pcre32_refcount(pcre32 *code, int adjust); .

.rs This function is used to maintain a reference count inside a data block that contains a compiled pattern. Its arguments are: code Compiled regular expression adjust Adjustment to reference value The yield of the function is the adjusted reference value, which is constrained to lie between 0 and 65535.

There is a complete description of the PCRE native API in the HREF
pcreapi
page and a description of the POSIX API in the HREF
pcreposix
page.