2 files changed, 57 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/portmidi/default.nix b/nixpkgs/pkgs/development/libraries/portmidi/default.nix
new file mode 100644
index 000000000000..43699291d362
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/portmidi/default.nix
@@ -0,0 +1,45 @@
+{ lib, stdenv, fetchFromGitHub, unzip, cmake, alsa-lib, Carbon, CoreAudio, CoreFoundation, CoreMIDI, CoreServices }:
+
+stdenv.mkDerivation rec {
+  pname = "portmidi";
+  version = "2.0.2";
+
+  src = fetchFromGitHub {
+    owner = pname;
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "zOmzJ2MLGhGXiN0XjcmnnUrk/uqxP9IaZbqCG5XchC4=";
+  };
+
+  cmakeFlags = [
+    "-DCMAKE_ARCHIVE_OUTPUT_DIRECTORY=Release"
+    "-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=Release"
+    "-DCMAKE_RUNTIME_OUTPUT_DIRECTORY=Release"
+  ];
+
+  patches = [
+    # Add missing header include
+    ./missing-header.diff
+  ];
+
+  postInstall = let ext = stdenv.hostPlatform.extensions.sharedLibrary; in ''
+    ln -s libportmidi${ext} "$out/lib/libporttime${ext}"
+  '';
+
+  nativeBuildInputs = [ unzip cmake ];
+  buildInputs = lib.optionals stdenv.isLinux [
+    alsa-lib
+  ] ++ lib.optionals stdenv.isDarwin [
+    Carbon CoreAudio CoreFoundation CoreMIDI CoreServices
+  ];
+
+  hardeningDisable = [ "format" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/PortMidi/portmidi";
+    description = "Platform independent library for MIDI I/O";
+    license = licenses.mit;
+    maintainers = with maintainers; [ emilytrau ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/nixpkgs/pkgs/development/libraries/portmidi/missing-header.diff b/nixpkgs/pkgs/development/libraries/portmidi/missing-header.diff
new file mode 100644
index 000000000000..1fa1f147014e
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/portmidi/missing-header.diff
@@ -0,0 +1,12 @@
+diff --git a/porttime/ptmacosx_mach.c b/porttime/ptmacosx_mach.c
+index 10c3554..712a974 100755
+--- a/porttime/ptmacosx_mach.c
++++ b/porttime/ptmacosx_mach.c
+@@ -12,6 +12,7 @@
+ 
+ #include "porttime.h"
+ #include "sys/time.h"
++#include "sys/qos.h"
+ #include "pthread.h"
+ 
+ #ifndef NSEC_PER_MSEC