From aceffb4e5032db83727e4d41a543127d28894de2 Mon Sep 17 00:00:00 2001
From: xeals <dev@xeal.me>
Date: Sat, 23 Jan 2021 14:14:56 +1100
Subject: [PATCH] cardboard: init at 20210120

---
 .../0001-use-system-dependencies.patch        | 62 ++++++++++++++++
 .../window-managers/cardboard/default.nix     | 71 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  2 +
 3 files changed, 135 insertions(+)
 create mode 100644 pkgs/applications/window-managers/cardboard/0001-use-system-dependencies.patch
 create mode 100644 pkgs/applications/window-managers/cardboard/default.nix

diff --git a/pkgs/applications/window-managers/cardboard/0001-use-system-dependencies.patch b/pkgs/applications/window-managers/cardboard/0001-use-system-dependencies.patch
new file mode 100644
index 0000000..f60acf7
--- /dev/null
+++ b/pkgs/applications/window-managers/cardboard/0001-use-system-dependencies.patch
@@ -0,0 +1,62 @@
+diff --git a/cardboard/meson.build b/cardboard/meson.build
+index b236f71..a90f230 100644
+--- a/cardboard/meson.build
++++ b/cardboard/meson.build
+@@ -4,24 +4,15 @@ xkbcommon = dependency('xkbcommon')
+ xcb = dependency('xcb', required: get_option('xwayland'))
+ 
+ wlroots_version = '>=0.10.0'
+-wlroots_proj = subproject(
++wlroots = dependency(
+   'wlroots',
+-  default_options: ['examples=false'],
+   required: true,
+   version: wlroots_version,
+ )
+ 
+-wlroots = wlroots_proj.get_variable('wlroots')
+-wlroots_conf = wlroots_proj.get_variable('conf_data')
+-wlroots_has_xwayland = wlroots_conf.get('WLR_HAS_XWAYLAND') == 1
++have_xwayland = xcb.found()
+ 
+-if get_option('xwayland').enabled() and not wlroots_has_xwayland
+-    error('Cannot enable Xwayland support in cardboard: wlroots has been built without Xwayland support')
+-endif
+-have_xwayland = xcb.found() and wlroots_has_xwayland
+-
+-expected_proj = subproject('expected', required: true)
+-expected = expected_proj.get_variable('expected_dep')
++expected = dependency('tl-expected', required: true, method: 'cmake', modules: ['tl::expected'])
+ 
+ conf_data = configuration_data()
+ conf_data.set10('HAVE_XWAYLAND', have_xwayland)
+diff --git a/cutter/meson.build b/cutter/meson.build
+index f1260a4..1485f37 100644
+--- a/cutter/meson.build
++++ b/cutter/meson.build
+@@ -1,6 +1,5 @@
+ # SPDX-License-Identifier: GPL-3.0-only
+-expected_proj = subproject('expected', required: true)
+-expected = expected_proj.get_variable('expected_dep')
++expected = dependency('tl-expected', required: true, method: 'cmake', modules: ['tl::expected'])
+ 
+ executable(
+     'cutter',
+diff --git a/libcardboard/meson.build b/libcardboard/meson.build
+index 89698fe..3ac8115 100644
+--- a/libcardboard/meson.build
++++ b/libcardboard/meson.build
+@@ -1,11 +1,9 @@
+ # SPDX-License-Identifier: GPL-3.0-only
+ libcardboard_inc = include_directories('include')
+ 
+-expected_proj = subproject('expected', required: true)
+-expected = expected_proj.get_variable('expected_dep')
++expected = dependency('tl-expected', required: true, method: 'cmake', modules: ['tl::expected'])
+ 
+-cereal_proj = subproject('cereal', required: true)
+-cereal = cereal_proj.get_variable('cereal_dep')
++cereal = dependency('cereal', required: true, method: 'cmake')
+ 
+ sources = files(
+     'src/command_protocol.cpp',
diff --git a/pkgs/applications/window-managers/cardboard/default.nix b/pkgs/applications/window-managers/cardboard/default.nix
new file mode 100644
index 0000000..bbc0eff
--- /dev/null
+++ b/pkgs/applications/window-managers/cardboard/default.nix
@@ -0,0 +1,71 @@
+{ stdenv
+, fetchFromGitLab
+, fetchzip
+
+, cereal
+, cmake
+, git
+, libGL
+, libX11
+, libinput
+, libxkbcommon
+, mesa
+, meson
+, ninja
+, pixman
+, pkg-config
+, tl-expected
+, wayland
+, wayland-protocols
+, wlroots
+, xwayland
+}:
+
+stdenv.mkDerivation rec {
+  pname = "cardboard";
+  version = "20210120";
+
+  src = fetchFromGitLab {
+    owner = "cardboardwm";
+    repo = "cardboard";
+    rev = "7b15613e6e1222a6a83d69a2e5da2810dfb45522";
+    sha256 = "sha256-uL7zG2Q2tnGicWBeXgNjWK/drz2bbmbb5Z69sClYmhA=";
+  };
+
+  patches = [
+    ./0001-use-system-dependencies.patch
+  ];
+
+  # CMake likes to own the configurePhase, but we only need it for dependency
+  # discovery. Remove it.
+  configurePhase = "mesonConfigurePhase";
+
+  nativeBuildInputs = [
+    cmake
+    meson
+    ninja
+    pkg-config
+  ];
+
+  buildInputs = [
+    cereal
+    libGL
+    libX11
+    libinput
+    libxkbcommon
+    pixman
+    tl-expected
+    wayland
+    wayland-protocols
+    wlroots
+  ];
+
+  passthru.providedSessions = [ "cardboard" ];
+
+  meta = {
+    description = "Scrollable tiling Wayland compositor designed with laptops in mind";
+    homepage = "https://gitlab.com/cardboardwm/cardboard";
+    license = stdenv.lib.licenses.gpl3;
+    platforms = wlroots.meta.platforms;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 6656c85..fe19250 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -43,6 +43,8 @@ rec {
 
   amdgpu-fan = pkgs.callPackage ../tools/misc/amdgpu-fan { };
 
+  cardboard = pkgs.callPackage ../applications/window-managers/cardboard { };
+
   goModules = pkgs.recurseIntoAttrs rec {
     qt = pkgs.libsForQt512.callPackage ../development/go-modules/qt { };
   };