rpmextract: add package

pkgs/tools/archivers/rpmextract/default.nix

@@ -0,0 +1,23 @@
+{ stdenv, fetchurl, rpm, cpio, substituteAll }:
+
+stdenv.mkDerivation rec {
+  name = "rpmextract";
+
+  builder = builtins.toFile "builder.sh" ''
+    source $stdenv/setup
+
+    install -Dm755 $script $out/bin/rpmextract
+  '';
+    
+  script = substituteAll {
+    src = ./rpmextract.sh;
+    inherit rpm cpio;
+  };
+
+  meta = with stdenv.lib; {
+    description = "Script to extract RPM archives";
+    platforms = platforms.all;
+    license = licenses.gpl2;
+    maintainers = maintainers.abbradar;
+  };
+}

pkgs/tools/archivers/rpmextract/rpmextract.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+if [ "$1" = "" ]; then
+  echo "usage: rpmextract package_name" 1>&2
+  exit 1
+fi
+
+@rpm@/bin/rpm2cpio "$1" | @cpio@/bin/cpio -idv

pkgs/top-level/all-packages.nix

@@ -2162,6 +2162,8 @@ let
 
   rpm = callPackage ../tools/package-management/rpm { };
 
+  rpmextract = callPackage ../tools/archivers/rpmextract { };
+
   rrdtool = callPackage ../tools/misc/rrdtool { };
 
   rtorrent = callPackage ../tools/networking/p2p/rtorrent { };