From 22404a068fa3ce2ed28b81a38d082a412eb0a91a Mon Sep 17 00:00:00 2001
From: Eric Bailey <eric@ericb.me>
Date: Sun, 26 Feb 2017 02:59:20 -0600
Subject: [PATCH] musescore: add darwin-specific package

This is basically a clone of the Homebrew cask version:
https://github.com/caskroom/homebrew-cask/blob/master/Casks/musescore.rb
---
 pkgs/applications/audio/musescore/darwin.nix | 34 ++++++++++++++++++++
 pkgs/top-level/all-packages.nix              |  6 +++-
 2 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/applications/audio/musescore/darwin.nix

diff --git a/pkgs/applications/audio/musescore/darwin.nix b/pkgs/applications/audio/musescore/darwin.nix
new file mode 100644
index 000000000000..160e84e10a1a
--- /dev/null
+++ b/pkgs/applications/audio/musescore/darwin.nix
@@ -0,0 +1,34 @@
+{ stdenv, fetchurl, undmg }:
+
+let
+  major = "2";
+  minor = "0.3";
+  patch = "1";
+  appName = "MuseScore ${major}";
+in
+
+stdenv.mkDerivation rec {
+  name = "musescore-darwin-${version}";
+  version = "${major}.${minor}.${patch}";
+
+  src = fetchurl {
+    url =  "ftp://ftp.osuosl.org/pub/musescore/releases/MuseScore-${major}.${minor}/MuseScore-${version}.dmg";
+    sha256 = "0a9v2nc7sx2az7xpd9i7b84m7xk9zcydfpis5fj334r5yqds4rm1";
+  };
+
+  buildInputs = [ undmg ];
+  installPhase = ''
+    mkdir -p "$out/Applications/${appName}.app"
+    cp -R . "$out/Applications/${appName}.app"
+    chmod a+x "$out/Applications/${appName}.app/Contents/MacOS/mscore"
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Music notation and composition software";
+    homepage = https://musescore.org/;
+    license = licenses.gpl2;
+    platforms = platforms.darwin;
+    maintainers = with maintainers; [ yurrriq ];
+    repositories.git = https://github.com/musescore/MuseScore;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e70ebe4cc7f3..f3dc69586dc2 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14542,7 +14542,11 @@ with pkgs;
       else null;
   };
 
-  musescore = libsForQt55.callPackage ../applications/audio/musescore { };
+  musescore =
+    if stdenv.isDarwin then
+      callPackage ../applications/audio/musescore/darwin.nix { }
+    else
+      libsForQt55.callPackage ../applications/audio/musescore { };
 
   mutt = callPackage ../applications/networking/mailreaders/mutt { };
   mutt-with-sidebar = callPackage ../applications/networking/mailreaders/mutt {