Merge pull request #31526 from srhb/fix-php-external-pcre

php: Fix php pcre by using external lib

pkgs/development/interpreters/php/default.nix

@@ -1,6 +1,8 @@
+# pcre functionality is tested in nixos/tests/php-pcre.nix
+
 { lib, stdenv, fetchurl, composableDerivation, autoconf, automake, flex, bison
 , mysql, libxml2, readline, zlib, curl, postgresql, gettext
-, openssl, pkgconfig, sqlite, config, libjpeg, libpng, freetype
+, openssl, pcre, pkgconfig, sqlite, config, libjpeg, libpng, freetype
 , libxslt, libmcrypt, bzip2, icu, openldap, cyrus_sasl, libmhash, freetds
 , uwimap, pam, gmp, apacheHttpd, libiconv, systemd }:
 
@@ -23,7 +25,7 @@ let
       enableParallelBuilding = true;
 
       nativeBuildInputs = [ pkgconfig ];
-      buildInputs = [ flex bison ]
+      buildInputs = [ flex bison pcre ]
         ++ lib.optional stdenv.isLinux systemd;
 
       CXXFLAGS = lib.optional stdenv.cc.isClang "-std=c++11";
@@ -287,6 +289,7 @@ let
 
       configureFlags = [
         "--with-config-file-scan-dir=/etc/php.d"
+        "--with-pcre-regex=${pcre.dev} PCRE_LIBDIR=${pcre}"
       ] ++ lib.optional stdenv.isDarwin "--with-iconv=${libiconv}"
         ++ lib.optional stdenv.isLinux  "--with-fpm-systemd";