taffybar: init with-packages wrapper

This provides a wrapper around taffybar, in a fashion similar to how
package xmonad.

1 files changed, 15 insertions, 0 deletions

diff --git a/pkgs/applications/window-managers/taffybar/default.nix b/pkgs/applications/window-managers/taffybar/default.nix
new file mode 100644
index 000000000000..66e880197bb5
--- /dev/null
+++ b/pkgs/applications/window-managers/taffybar/default.nix
@@ -0,0 +1,15 @@
+{ stdenv, ghcWithPackages, xmessage, makeWrapper, packages ? (x: []) }:
+
+let
+taffybarEnv = ghcWithPackages (self: [ self.taffybar ] ++ packages self);
+in stdenv.mkDerivation {
+  name = "taffybar-with-packages";
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  buildCommand = ''
+    mkdir -p $out/bin
+    makeWrapper ${taffybarEnv}/bin/taffybar $out/bin/taffybar \
+      --set NIX_GHC "${taffybarEnv}/bin/ghc"
+  '';
+}