procps-ng: updated project location

- use the real project location and not some sf.net mirror
- the meta attribute shouldn't point users to a website cluttered
  with ads (sf.net) where they probably just follow the link
  to the real project location
- adapted the build to the new archive

pkgs/os-specific/linux/procps-ng/default.nix

@@ -1,15 +1,24 @@
-{ lib, stdenv, fetchurl, ncurses }:
+{ lib, stdenv, fetchFromGitLab, ncurses, libtool, gettext, autoconf, automake, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "procps-${version}";
   version = "3.3.12";
 
-  src = fetchurl {
-    url = "mirror://sourceforge/procps-ng/procps-ng-${version}.tar.xz";
-    sha256 = "1m57w6jmry84njd5sgk5afycbglql0al80grx027kwqqcfw5mmkf";
+  src = fetchFromGitLab {
+    owner ="procps-ng";
+    repo = "procps";
+    rev = "v${version}";
+    sha256 = "0k5vvvjn954xqnhk97j62ilwmipbi4gqjcznllmk6ilfmszqczzz";
   };
 
   buildInputs = [ ncurses ];
+  nativeBuildInputs = [ libtool gettext autoconf automake pkgconfig ];
+
+  # autoreconfHook doesn't quite get, what procps-ng buildprocss does
+  # with po/Makefile.in.in and stuff.
+  preConfigure = ''
+    ./autogen.sh
+  '';
 
   makeFlags = "usrbin_execdir=$(out)/bin";
 
@@ -22,7 +31,7 @@ stdenv.mkDerivation rec {
       "ac_cv_func_realloc_0_nonnull=yes" ];
 
   meta = {
-    homepage = https://sourceforge.net/projects/procps-ng/;
+    homepage = https://gitlab.com/procps-ng/procps;
     description = "Utilities that give information about processes using the /proc filesystem";
     priority = 10; # less than coreutils, which also provides "kill" and "uptime"
     license = lib.licenses.gpl2;