unicap: use stdenv

This replaces use of `builderDefsPackage`. Also fix build.

pkgs/development/libraries/unicap/default.nix

@@ -1,56 +1,34 @@
-x@{builderDefsPackage
-  , libusb, libraw1394, dcraw, intltool, perl
-  , ...}:
-builderDefsPackage
-(a :  
-let 
-  helperArgNames = ["stdenv" "fetchurl" "builderDefsPackage"] ++ 
-    [];
+{ stdenv, fetchurl, libusb, libraw1394, dcraw, intltool, perl, v4l_utils }:
 
-  buildInputs = map (n: builtins.getAttr n x)
-    (builtins.attrNames (builtins.removeAttrs x helperArgNames));
-  sourceInfo = rec {
-    baseName="libunicap";
-    version="0.9.12";
-    name="${baseName}-${version}";
-    url="http://www.unicap-imaging.org/downloads/${name}.tar.gz";
-    hash="05zcnnm4dfc6idihfi0fq5xka6x86zi89wip2ca19yz768sd33s9";
-  };
-in
-rec {
-  src = a.fetchurl {
-    url = sourceInfo.url;
-    sha256 = sourceInfo.hash;
+stdenv.mkDerivation rec {
+  name = "libunicap-${version}";
+  version="0.9.12";
+
+  src = fetchurl {
+    url = "http://www.unicap-imaging.org/downloads/${name}.tar.gz";
+    sha256 = "05zcnnm4dfc6idihfi0fq5xka6x86zi89wip2ca19yz768sd33s9";
   };
 
-  inherit (sourceInfo) name version;
-  inherit buildInputs;
+  buildInputs = [ libusb libraw1394 dcraw intltool perl v4l_utils ];
 
-  /* doConfigure should be removed if not needed */
-  phaseNames = ["fixIncludes" "fixMakefiles" "doConfigure" "doMakeInstall"];
+  patches = [
+    # Debian has a patch that fixes the build.
+    (fetchurl {
+      url = "https://sources.debian.net/data/main/u/unicap/0.9.12-2/debian/patches/1009_v4l1.patch";
+      sha256 = "1lgypmhdj681m7d1nmzgvh19cz8agj2f31wlnfib0ha8i3g5hg5w";
+    })
+  ];
 
-  fixIncludes = a.fullDepEntry (''
+  postPatch = ''
     find . -type f -exec sed -e '/linux\/types\.h/d' -i '{}' ';'
-  '') ["minInit" "doUnpack"];
-
-  fixMakefiles = a.fullDepEntry (''
     sed -e 's@/etc/udev@'"$out"'/&@' -i data/Makefile.*
-  '') ["minInit" "doUnpack"];
+  '';
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "Universal video capture API";
-    maintainers = with a.lib.maintainers;
-    [
-      raskin
-    ];
-    platforms = with a.lib.platforms;
-      linux;
-    broken = true;
+    homepage = http://www.unicap-imaging.org/;
+    maintainers = [ maintainers.raskin ];
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
   };
-  passthru = {
-    updateInfo = {
-      downloadPage = "http://unicap-imaging.org/download.htm";
-    };
-  };
-}) x
-
+}