PCRE(3)                                                   PCRE(3)



NAME
       PCRE - Perl-compatible regular expressions

SYNOPSIS

       #include 

       int pcre_config(int what, void *where);


DESCRIPTION

       This  function  makes  it possible for a client program to
       find out which optional features are available in the ver-
       sion of the PCRE library it is using. Its arguments are as
       follows:

         what     A code specifying what information is required
         where    Points to where to put the data

       The available codes are:

         PCRE_CONFIG_LINK_SIZE     Internal link size: 2, 3, or 4
         PCRE_CONFIG_MATCH_LIMIT   Internal resource limit
         PCRE_CONFIG_NEWLINE       Value of the newline character
         PCRE_CONFIG_POSIX_MALLOC_THRESHOLD
                                   Threshold  of  return   slots,
       above
                                     which malloc() is used by
                                     the POSIX API
         PCRE_CONFIG_STACKRECURSE     Recursion    implementation
       (1=stack 0=heap)
         PCRE_CONFIG_UTF8          Availability of UTF-8  support
       (1=yes 0=no)

       The  function  yields 0 on success or PCRE_ERROR_BADOPTION
       otherwise.

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



                                                          PCRE(3)