1 files changed, 32 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/mkDerivation.nix b/nixpkgs/pkgs/development/libraries/qt-5/mkDerivation.nix
new file mode 100644
index 000000000000..2c6333cb0204
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/qt-5/mkDerivation.nix
@@ -0,0 +1,32 @@
+{ lib, debug, wrapQtAppsHook }:
+
+let inherit (lib) optional; in
+
+mkDerivation:
+
+args:
+
+let
+  args_ = {
+
+    qmakeFlags = [ ("CONFIG+=" + (if debug then "debug" else "release")) ]
+              ++ (args.qmakeFlags or []);
+
+    NIX_CFLAGS_COMPILE = toString (
+      optional (!debug) "-DQT_NO_DEBUG"
+      ++ lib.toList (args.NIX_CFLAGS_COMPILE or []));
+
+    cmakeFlags =
+      (args.cmakeFlags or [])
+      ++ [
+        ("-DCMAKE_BUILD_TYPE=" + (if debug then "Debug" else "Release"))
+      ];
+
+    enableParallelBuilding = args.enableParallelBuilding or true;
+
+    nativeBuildInputs = (args.nativeBuildInputs or []) ++ [ wrapQtAppsHook ];
+
+  };
+in
+
+mkDerivation (args // args_)