icoutils: perl dependencies added #15894

pkgs/tools/graphics/icoutils/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libpng }:
+{ stdenv, fetchurl, libpng, perl, perlPackages, makeWrapper }:
 
 stdenv.mkDerivation rec {
   name = "icoutils-0.31.0";
@@ -8,7 +8,20 @@ stdenv.mkDerivation rec {
     sha256 = "0wdgyfb1clrn3maq84vi4vkwjydy72p5hzk6kb9nb3a19bbxk5d8";
   };
 
-  buildInputs = [ libpng ];
+  buildInputs = [ makeWrapper libpng perl ];
+  propagatedBuildInputs = [ perlPackages.LWP ];
+
+  patchPhase = ''
+    patchShebangs extresso/extresso
+    patchShebangs extresso/extresso.in
+    patchShebangs extresso/genresscript
+    patchShebangs extresso/genresscript.in
+  '';
+
+  preFixup = ''
+    wrapProgram $out/bin/extresso --prefix PERL5LIB : $PERL5LIB
+    wrapProgram $out/bin/genresscript --prefix PERL5LIB : $PERL5LIB
+  '';
 
   meta = {
     homepage = http://www.nongnu.org/icoutils/;