tjh.dev
1{
2 lib,
3 stdenv,
4 fetchFromGitHub,
5 libgamemode32,
6 makeWrapper,
7 meson,
8 ninja,
9 pkg-config,
10 dbus,
11 inih,
12 systemd,
13 appstream,
14 findutils,
15 gawk,
16 procps,
17 nix-update-script,
18}:
19
20stdenv.mkDerivation (finalAttrs: {
21 pname = "gamemode";
22 version = "1.8.2";
23
24 src = fetchFromGitHub {
25 owner = "FeralInteractive";
26 repo = "gamemode";
27 tag = finalAttrs.version;
28 hash = "sha256-V0rewbSVOGFqJqXyCz4jXpuDM0EfjdkpGPl+WdDwI5I=";
29 };
30
31 outputs = [
32 "out"
33 "dev"
34 "lib"
35 "man"
36 ];
37
38 patches = [
39 # Add @libraryPath@ template variable to fix loading the PRELOAD library
40 ./preload-nix-workaround.patch
41 ];
42
43 postPatch = ''
44 substituteInPlace data/gamemoderun \
45 --subst-var-by libraryPath ${
46 lib.makeLibraryPath (
47 [
48 (placeholder "lib")
49 ]
50 ++ lib.optionals (stdenv.hostPlatform.system == "x86_64-linux") [
51 # Support wrapping 32bit applications on a 64bit linux system
52 libgamemode32
53 ]
54 )
55 }
56 '';
57
58 nativeBuildInputs = [
59 makeWrapper
60 meson
61 ninja
62 pkg-config
63 ];
64
65 buildInputs = [
66 dbus
67 inih
68 systemd
69 ];
70
71 mesonFlags = [
72 "-Dwith-pam-limits-dir=etc/security/limits.d"
73 "-Dwith-systemd-user-unit-dir=lib/systemd/user"
74 "-Dwith-systemd-group-dir=lib/sysusers.d"
75
76 # The meson builder installs internal executables to $lib/lib by
77 # default, but they should be installed to "$out". It's also more
78 # appropriate to install these executables under a libexec
79 # directory instead of lib.
80 "--libexecdir=libexec"
81 ];
82
83 doCheck = true;
84 nativeCheckInputs = [
85 appstream
86 ];
87
88 postFixup = ''
89 # Add $lib/lib to gamemoded & gamemode-simulate-game's rpath since
90 # they use dlopen to load libgamemode. Can't use makeWrapper since
91 # it would break the security wrapper in the NixOS module.
92 for bin in "$out/bin/gamemoded" "$out/bin/gamemode-simulate-game"; do
93 patchelf --set-rpath "$lib/lib:$(patchelf --print-rpath "$bin")" "$bin"
94 done
95
96 wrapProgram "$out/bin/gamemodelist" \
97 --prefix PATH : ${
98 lib.makeBinPath [
99 findutils
100 gawk
101 procps
102 ]
103 }
104 '';
105
106 passthru.updateScript = nix-update-script { };
107
108 meta = with lib; {
109 description = "Optimise Linux system performance on demand";
110 homepage = "https://feralinteractive.github.io/gamemode";
111 changelog = "https://github.com/FeralInteractive/gamemode/blob/${finalAttrs.version}/CHANGELOG.md";
112 license = licenses.bsd3;
113 maintainers = with maintainers; [ kira-bruneau ];
114 platforms = platforms.linux;
115 mainProgram = "gamemoderun"; # Requires NixOS module to run
116 };
117})