perlPackages.libapreq2: install the perl & apache modules

pkgs/top-level/perl-packages.nix

@@ -8187,7 +8187,7 @@ let
     };
     outputs = [ "out" ];
     buildInputs = [ pkgs.apacheHttpd pkgs.apr pkgs.aprutil ApacheTest ExtUtilsXSBuilder ];
-    propagatedBuildInputs = [ mod_perl2 ];
+    propagatedBuildInputs = [ (pkgs.apacheHttpdPackages.mod_perl.override { inherit perl; }) ];
     makeMakerFlags = "--with-apache2-src=${pkgs.apacheHttpd.dev} --with-apache2-apxs=${pkgs.apacheHttpd.dev}/bin/apxs --with-apache2-httpd=${pkgs.apacheHttpd.out}/bin/httpd --with-apr-config=${pkgs.apr.dev}/bin/apr-1-config --with-apu-config=${pkgs.aprutil.dev}/bin/apu-1-config";
     preConfigure = ''
       # override broken prereq check
@@ -8198,11 +8198,30 @@ let
       '';
     installPhase = ''
       mkdir $out
+
+      # install the library
       make install DESTDIR=$out
       cp -r $out/${pkgs.apacheHttpd.dev}/. $out/.
       cp -r $out/$out/. $out/.
+
+      # install the perl module
+      pushd glue/perl
+      perl Makefile.PL
+      make install DESTDIR=$out
+      cp -r $out/${perl}/lib/perl5 $out/lib/
+      popd
+
+      # install the apache module
+      # https://computergod.typepad.com/home/2007/06/webgui_and_suse.html
+      # NOTE: if using the apache module you must use "apreq" as the module name, not "apreq2"
+      # services.httpd.extraModules = [ { name = "apreq"; path = "''${pkgs.perlPackages.libapreq2}/modules/mod_apreq2.so"; } ];
+      pushd module
+      make install DESTDIR=$out
+      cp -r $out/${pkgs.apacheHttpd.out}/modules $out/
+      popd
+
       rm -r $out/nix
-      '';
+    '';
     doCheck = false; # test would need to start apache httpd
     meta = {
       license = stdenv.lib.licenses.asl20;