Fix riverctl.1.csd

This is a behavior change in zig 0.14

.builds/alpine.yml

@@ -14,6 +14,7 @@ packages:
   - xcb-util-wm-dev
   - pixman-dev
   - libevdev-dev
+  - wayland-dev
   - wayland-protocols
   - xwayland-dev
   - meson
@@ -23,18 +24,11 @@ packages:
   - xz
 sources:
   - https://codeberg.org/river/river
-  - https://gitlab.freedesktop.org/wayland/wayland.git
   - https://gitlab.freedesktop.org/wlroots/wlroots.git
 tasks:
   - install_deps: |
-      cd wayland
-      git checkout 1.23.0
-      meson setup build -Ddocumentation=false -Dtests=false --prefix /usr
-      sudo ninja -C build install
-      cd ..
-
       cd wlroots
-      git checkout 0.18.0
+      git checkout 0.19.0
       meson setup build --auto-features=enabled -Drenderers=gles2 \
             -Dcolor-management=disabled -Dlibliftoff=disabled \
             -Dexamples=false -Dwerror=false -Db_ndebug=false \
@@ -43,10 +37,10 @@ tasks:
       cd ..
 
       # Eat Github's resources rather than the Zig Software Foundation's resources!
-      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.13.0/zig-linux-x86_64-0.13.0.tar.xz
+      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.14.0/zig-linux-x86_64-0.14.0.tar.xz
-      tar xf zig-linux-x86_64-0.13.0.tar.xz
+      tar xf zig-linux-x86_64-0.14.0.tar.xz
-      sudo mv zig-linux-x86_64-0.13.0/zig /usr/bin/
+      sudo mv zig-linux-x86_64-0.14.0/zig /usr/bin/
-      sudo mv zig-linux-x86_64-0.13.0/lib /usr/lib/zig
+      sudo mv zig-linux-x86_64-0.14.0/lib /usr/lib/zig
   - build: |
       cd river
       zig build --summary all
@@ -59,4 +53,3 @@ tasks:
       zig fmt --check riverctl/
       zig fmt --check rivertile/
       zig fmt --check build.zig
-      zig fmt --check build.zig.zon

.builds/archlinux.yml

@@ -21,18 +21,11 @@ packages:
   - xz
 sources:
   - https://codeberg.org/river/river
-  - https://gitlab.freedesktop.org/wayland/wayland.git
   - https://gitlab.freedesktop.org/wlroots/wlroots.git
 tasks:
   - install_deps: |
-      cd wayland
-      git checkout 1.23.0
-      meson setup build -Ddocumentation=false -Dtests=false --prefix /usr
-      sudo ninja -C build install
-      cd ..
-
       cd wlroots
-      git checkout 0.18.0
+      git checkout 0.19.0
       meson setup build --auto-features=enabled -Drenderers=gles2 \
             -Dcolor-management=disabled -Dlibliftoff=disabled \
             -Dexamples=false -Dwerror=false -Db_ndebug=false \
@@ -41,10 +34,10 @@ tasks:
       cd ..
 
       # Eat Github's resources rather than the Zig Software Foundation's resources!
-      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.13.0/zig-linux-x86_64-0.13.0.tar.xz
+      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.14.0/zig-linux-x86_64-0.14.0.tar.xz
-      tar xf zig-linux-x86_64-0.13.0.tar.xz
+      tar xf zig-linux-x86_64-0.14.0.tar.xz
-      sudo mv zig-linux-x86_64-0.13.0/zig /usr/bin/
+      sudo mv zig-linux-x86_64-0.14.0/zig /usr/bin/
-      sudo mv zig-linux-x86_64-0.13.0/lib /usr/lib/zig
+      sudo mv zig-linux-x86_64-0.14.0/lib /usr/lib/zig
   - build: |
       cd river
       zig build --summary all
@@ -57,4 +50,3 @@ tasks:
       zig fmt --check riverctl/
       zig fmt --check rivertile/
       zig fmt --check build.zig
-      zig fmt --check build.zig.zon

.builds/freebsd.yml

@@ -7,6 +7,7 @@ packages:
   - devel/meson
   - devel/pkgconf
   - graphics/mesa-libs
+  - graphics/wayland
   - graphics/wayland-protocols
   - misc/hwdata
   - x11/libX11
@@ -26,19 +27,13 @@ packages:
   - wget
 sources:
   - https://codeberg.org/river/river
-  - https://gitlab.freedesktop.org/wayland/wayland.git
   - https://gitlab.freedesktop.org/wlroots/wlroots.git
 tasks:
   - install_deps: |
-      cd wayland
-      git checkout 1.23.0
-      meson setup build -Ddocumentation=false -Dtests=false --prefix /usr
-      sudo ninja -C build install
-      cd ..
-
       cd wlroots
-      git checkout 0.18.0
+      git checkout 0.19.0
       meson setup build --auto-features=enabled -Drenderers=gles2 \
+            -Dallocators=gbm \
             -Dcolor-management=disabled -Dlibliftoff=disabled \
             -Dexamples=false -Dwerror=false -Db_ndebug=false \
             -Dxcb-errors=disabled --prefix /usr
@@ -46,10 +41,10 @@ tasks:
       cd ..
 
       # Eat Github's resources rather than the Zig Software Foundation's resources!
-      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.13.0/zig-freebsd-x86_64-0.13.0.tar.xz
+      wget -nv https://github.com/ifreund/zig-tarball-mirror/releases/download/0.14.0/zig-freebsd-x86_64-0.14.0-unofficial.tar.xz
-      tar xf zig-freebsd-x86_64-0.13.0.tar.xz
+      tar xf zig-freebsd-x86_64-0.14.0-unofficial.tar.xz
-      sudo mv zig-freebsd-x86_64-0.13.0/zig /usr/bin/
+      sudo mv zig-freebsd-x86_64-0.14.0-unofficial/zig /usr/bin/
-      sudo mv zig-freebsd-x86_64-0.13.0/lib /usr/lib/zig
+      sudo mv zig-freebsd-x86_64-0.14.0-unofficial/lib /usr/lib/zig
   - build: |
       cd river
       zig build --summary all

.gitignore

@@ -1,4 +1,2 @@
 .zig-cache/
-zig-cache/
 zig-out/
-deps/

README.md

@@ -57,10 +57,10 @@ To compile river first ensure that you have the following dependencies
 installed. The "development" versions are required if applicable to your
 distribution.
 
-- [zig](https://ziglang.org/download/) 0.13
+- [zig](https://ziglang.org/download/) 0.14
 - wayland
 - wayland-protocols
-- [wlroots](https://gitlab.freedesktop.org/wlroots/wlroots) 0.18
+- [wlroots](https://gitlab.freedesktop.org/wlroots/wlroots) 0.19
 - xkbcommon
 - libevdev
 - pixman

build.zig

@@ -4,13 +4,7 @@ const Build = std.Build;
 const fs = std.fs;
 const mem = std.mem;
 
-const Scanner = @import("zig-wayland").Scanner;
+const Scanner = @import("wayland").Scanner;
-
-/// While a river release is in development, this string should contain the version in development
-/// with the "-dev" suffix.
-/// When a release is tagged, the "-dev" suffix should be removed for the commit that gets tagged.
-/// Directly after the tagged commit, the version should be bumped and the "-dev" suffix added.
-const version = "0.4.0-dev";
 
 pub fn build(b: *Build) !void {
     const target = b.standardTargetOptions(.{});
@@ -71,7 +65,7 @@ pub fn build(b: *Build) !void {
                 .Inherit,
             ) catch break :blk version;
 
-            var it = mem.split(u8, mem.trim(u8, git_describe_long, &std.ascii.whitespace), "-");
+            var it = mem.splitScalar(u8, mem.trim(u8, git_describe_long, &std.ascii.whitespace), '-');
             _ = it.next().?; // previous tag
             const commit_count = it.next().?;
             const commit_hash = it.next().?;
@@ -136,10 +130,10 @@ pub fn build(b: *Build) !void {
 
     const wayland = b.createModule(.{ .root_source_file = scanner.result });
 
-    const xkbcommon = b.dependency("zig-xkbcommon", .{}).module("xkbcommon");
+    const xkbcommon = b.dependency("xkbcommon", .{}).module("xkbcommon");
-    const pixman = b.dependency("zig-pixman", .{}).module("pixman");
+    const pixman = b.dependency("pixman", .{}).module("pixman");
 
-    const wlroots = b.dependency("zig-wlroots", .{}).module("wlroots");
+    const wlroots = b.dependency("wlroots", .{}).module("wlroots");
     wlroots.addImport("wayland", wayland);
     wlroots.addImport("xkbcommon", xkbcommon);
     wlroots.addImport("pixman", pixman);
@@ -148,7 +142,7 @@ pub fn build(b: *Build) !void {
     // exposed to the wlroots module for @cImport() to work. This seems to be
     // the best way to do so with the current std.Build API.
     wlroots.resolved_target = target;
-    wlroots.linkSystemLibrary("wlroots-0.18", .{});
+    wlroots.linkSystemLibrary("wlroots-0.19", .{});
 
     const flags = b.createModule(.{ .root_source_file = b.path("common/flags.zig") });
     const globber = b.createModule(.{ .root_source_file = b.path("common/globber.zig") });
@@ -169,7 +163,7 @@ pub fn build(b: *Build) !void {
         river.linkSystemLibrary("libevdev");
         river.linkSystemLibrary("libinput");
         river.linkSystemLibrary("wayland-server");
-        river.linkSystemLibrary("wlroots-0.18");
+        river.linkSystemLibrary("wlroots-0.19");
         river.linkSystemLibrary("xkbcommon");
         river.linkSystemLibrary("pixman-1");
 
@@ -291,3 +285,31 @@ pub fn build(b: *Build) !void {
         test_step.dependOn(&run_globber_test.step);
     }
 }
+
+const version = manifest.version;
+/// Getting rid of this wart requires upstream zig improvements.
+/// See: https://github.com/ziglang/zig/issues/22775
+const manifest: struct {
+    name: @Type(.enum_literal),
+    version: []const u8,
+    paths: []const []const u8,
+    dependencies: struct {
+        pixman: struct {
+            url: []const u8,
+            hash: []const u8,
+        },
+        wayland: struct {
+            url: []const u8,
+            hash: []const u8,
+        },
+        wlroots: struct {
+            url: []const u8,
+            hash: []const u8,
+        },
+        xkbcommon: struct {
+            url: []const u8,
+            hash: []const u8,
+        },
+    },
+    fingerprint: u64,
+} = @import("build.zig.zon");

build.zig.zon

@@ -1,23 +1,29 @@
 .{
-    .name = "river",
+    .name = .river,
-    .version = "0.4.0-dev",
+    // While a river release is in development, this string should contain
+    // the version in development with the "-dev" suffix.
+    // When a release is tagged, the "-dev" suffix should be removed for the
+    // commit that gets tagged. Directly after the tagged commit, the version
+    // should be bumped and the "-dev" suffix added.
+    .version = "0.3.11-dev",
     .paths = .{""},
     .dependencies = .{
-        .@"zig-pixman" = .{
+        .pixman = .{
-            .url = "https://codeberg.org/ifreund/zig-pixman/archive/v0.2.0.tar.gz",
+            .url = "https://codeberg.org/ifreund/zig-pixman/archive/v0.3.0.tar.gz",
-            .hash = "12209db20ce873af176138b76632931def33a10539387cba745db72933c43d274d56",
+            .hash = "pixman-0.3.0-LClMnz2VAAAs7QSCGwLimV5VUYx0JFnX5xWU6HwtMuDX",
         },
-        .@"zig-wayland" = .{
+        .wayland = .{
-            .url = "https://codeberg.org/ifreund/zig-wayland/archive/bd8afd256fb6beed7d72e3580b00f33dea7155a1.tar.gz",
+            .url = "https://codeberg.org/ifreund/zig-wayland/archive/v0.3.0.tar.gz",
-            .hash = "1220218a0e5c2cd63a2311417f4d3f2411dd17d75815f67c704ee657bd846ecbc3e0",
+            .hash = "wayland-0.3.0-lQa1kjPIAQDmhGYpY-zxiRzQJFHQ2VqhJkQLbKKdt5wl",
         },
-        .@"zig-wlroots" = .{
+        .wlroots = .{
-            .url = "https://codeberg.org/ifreund/zig-wlroots/archive/afbbbbe5579c750feed8de12b073fa50b0651137.tar.gz",
+            .url = "https://codeberg.org/ifreund/zig-wlroots/archive/v0.19.1.tar.gz",
-            .hash = "122060ddef836b7872cb2088764a8bd2fb2e9254327673e8176b7f7a621ec897484f",
+            .hash = "wlroots-0.19.1-jmOlcs7dAwCajnVWlQZIc-ySYjRlbLxy0F5FvTQqYA3P",
         },
-        .@"zig-xkbcommon" = .{
+        .xkbcommon = .{
-            .url = "https://codeberg.org/ifreund/zig-xkbcommon/archive/v0.2.0.tar.gz",
+            .url = "https://codeberg.org/ifreund/zig-xkbcommon/archive/v0.3.0.tar.gz",
-            .hash = "1220c90b2228d65fd8427a837d31b0add83e9fade1dcfa539bb56fd06f1f8461605f",
+            .hash = "xkbcommon-0.3.0-VDqIe3K9AQB2fG5ZeRcMC9i7kfrp5m2rWgLrmdNn9azr",
         },
     },
+    .fingerprint = 0xf5e3672b8e8d6efc,
 }

common/flags.zig

@@ -42,21 +42,21 @@ pub fn parser(comptime Arg: type, comptime flags: []const Flag) type {
                         .boolean => .{
                             .name = flag.name,
                             .type = bool,
-                            .default_value = &false,
+                            .default_value_ptr = &false,
                             .is_comptime = false,
                             .alignment = @alignOf(bool),
                         },
                         .arg => .{
                             .name = flag.name,
                             .type = ?[:0]const u8,
-                            .default_value = &@as(?[:0]const u8, null),
+                            .default_value_ptr = &@as(?[:0]const u8, null),
                             .is_comptime = false,
                             .alignment = @alignOf(?[:0]const u8),
                         },
                     };
                     fields = fields ++ [_]std.builtin.Type.StructField{field};
                 }
-                break :flags_type @Type(.{ .Struct = .{
+                break :flags_type @Type(.{ .@"struct" = .{
                     .layout = .auto,
                     .fields = fields,
                     .decls = &.{},

river/Control.zig

@@ -84,7 +84,7 @@ fn handleRequest(control_v1: *zriver.ControlV1, request: zriver.ControlV1.Reques
             };
         },
         .run_command => |run_command| {
-            const seat: *Seat = @ptrFromInt(wlr.Seat.Client.fromWlSeat(run_command.seat).?.seat.data);
+            const seat: *Seat = @alignCast(@ptrCast(wlr.Seat.Client.fromWlSeat(run_command.seat).?.seat.data));
 
             const callback = zriver.CommandCallbackV1.create(
                 control_v1.getClient(),

river/Cursor.zig

@@ -138,7 +138,7 @@ wlr_cursor: *wlr.Cursor,
 /// Xcursor manager for the currently configured Xcursor theme.
 xcursor_manager: *wlr.XcursorManager,
 image: Image = .none,
-image_surface_destroy: wl.Listener(*wlr.Surface) = wl.Listener(*wlr.Surface).init(handleImageSurfaceDestroy),
+image_surface_destroy: wl.Listener(*wlr.Surface) = .init(handleImageSurfaceDestroy),
 
 /// Number of distinct buttons currently pressed
 pressed_count: u32 = 0,
@@ -255,6 +255,30 @@ pub fn init(cursor: *Cursor, seat: *Seat) !void {
 }
 
 pub fn deinit(cursor: *Cursor) void {
+    cursor.axis.link.remove();
+    cursor.button.link.remove();
+    cursor.frame.link.remove();
+    cursor.motion_absolute.link.remove();
+    cursor.motion.link.remove();
+    cursor.swipe_begin.link.remove();
+    cursor.swipe_update.link.remove();
+    cursor.swipe_end.link.remove();
+    cursor.pinch_begin.link.remove();
+    cursor.pinch_update.link.remove();
+    cursor.pinch_end.link.remove();
+    cursor.request_set_cursor.link.remove();
+
+    cursor.touch_down.link.remove();
+    cursor.touch_motion.link.remove();
+    cursor.touch_up.link.remove();
+    cursor.touch_cancel.link.remove();
+    cursor.touch_frame.link.remove();
+
+    cursor.tablet_tool_axis.link.remove();
+    cursor.tablet_tool_proximity.link.remove();
+    cursor.tablet_tool_tip.link.remove();
+    cursor.tablet_tool_button.link.remove();
+
     cursor.hide_cursor_timer.remove();
     cursor.xcursor_manager.destroy();
     cursor.wlr_cursor.destroy();
@@ -338,7 +362,7 @@ fn clearFocus(cursor: *Cursor) void {
 /// Axis event is a scroll wheel or similiar
 fn handleAxis(listener: *wl.Listener(*wlr.Pointer.event.Axis), event: *wlr.Pointer.event.Axis) void {
     const cursor: *Cursor = @fieldParentPtr("axis", listener);
-    const device: *InputDevice = @ptrFromInt(event.device.data);
+    const device: *InputDevice = @alignCast(@ptrCast(event.device.data));
 
     cursor.seat.handleActivity();
     cursor.unhide();
@@ -458,7 +482,7 @@ fn updateKeyboardFocus(cursor: Cursor, result: Root.AtResult) void {
 /// Requires a call to Root.applyPending()
 fn updateOutputFocus(cursor: Cursor, lx: f64, ly: f64) void {
     if (server.root.output_layout.outputAt(lx, ly)) |wlr_output| {
-        const output: *Output = @ptrFromInt(wlr_output.data);
+        const output: *Output = @alignCast(@ptrCast(wlr_output.data));
         cursor.seat.focusOutput(output);
     }
 }
@@ -635,7 +659,7 @@ fn handleTabletToolAxis(
     _: *wl.Listener(*wlr.Tablet.event.Axis),
     event: *wlr.Tablet.event.Axis,
 ) void {
-    const device: *InputDevice = @ptrFromInt(event.device.data);
+    const device: *InputDevice = @alignCast(@ptrCast(event.device.data));
     const tablet: *Tablet = @fieldParentPtr("device", device);
 
     device.seat.handleActivity();
@@ -649,7 +673,7 @@ fn handleTabletToolProximity(
     _: *wl.Listener(*wlr.Tablet.event.Proximity),
     event: *wlr.Tablet.event.Proximity,
 ) void {
-    const device: *InputDevice = @ptrFromInt(event.device.data);
+    const device: *InputDevice = @alignCast(@ptrCast(event.device.data));
     const tablet: *Tablet = @fieldParentPtr("device", device);
 
     device.seat.handleActivity();
@@ -663,7 +687,7 @@ fn handleTabletToolTip(
     _: *wl.Listener(*wlr.Tablet.event.Tip),
     event: *wlr.Tablet.event.Tip,
 ) void {
-    const device: *InputDevice = @ptrFromInt(event.device.data);
+    const device: *InputDevice = @alignCast(@ptrCast(event.device.data));
     const tablet: *Tablet = @fieldParentPtr("device", device);
 
     device.seat.handleActivity();
@@ -677,7 +701,7 @@ fn handleTabletToolButton(
     _: *wl.Listener(*wlr.Tablet.event.Button),
     event: *wlr.Tablet.event.Button,
 ) void {
-    const device: *InputDevice = @ptrFromInt(event.device.data);
+    const device: *InputDevice = @alignCast(@ptrCast(event.device.data));
     const tablet: *Tablet = @fieldParentPtr("device", device);
 
     device.seat.handleActivity();
@@ -1129,13 +1153,12 @@ pub fn updateState(cursor: *Cursor) void {
         .passthrough => {
             cursor.updateFocusFollowsCursorTarget();
             if (!cursor.hidden) {
-                var now: posix.timespec = undefined;
+                const now = posix.clock_gettime(.MONOTONIC) catch @panic("CLOCK_MONOTONIC not supported");
-                posix.clock_gettime(posix.CLOCK.MONOTONIC, &now) catch @panic("CLOCK_MONOTONIC not supported");
                 // 2^32-1 milliseconds is ~50 days, which is a realistic uptime.
                 // This means that we must wrap if the monotonic time is greater than
                 // 2^32-1 milliseconds and hope that clients don't get too confused.
                 const msec: u32 = @intCast(@rem(
-                    now.tv_sec *% std.time.ms_per_s +% @divTrunc(now.tv_nsec, std.time.ns_per_ms),
+                    now.sec *% std.time.ms_per_s +% @divTrunc(now.nsec, std.time.ns_per_ms),
                     math.maxInt(u32),
                 ));
                 cursor.passthrough(msec);
@@ -1264,7 +1287,7 @@ fn warp(cursor: *Cursor) void {
     };
     if (!output_layout_box.containsPoint(cursor.wlr_cursor.x, cursor.wlr_cursor.y) or
         (usable_layout_box.containsPoint(cursor.wlr_cursor.x, cursor.wlr_cursor.y) and
-        !target_box.containsPoint(cursor.wlr_cursor.x, cursor.wlr_cursor.y)))
+            !target_box.containsPoint(cursor.wlr_cursor.x, cursor.wlr_cursor.y)))
     {
         const lx: f64 = @floatFromInt(target_box.x + @divTrunc(target_box.width, 2));
         const ly: f64 = @floatFromInt(target_box.y + @divTrunc(target_box.height, 2));
@@ -1277,7 +1300,7 @@ fn warp(cursor: *Cursor) void {
 fn updateDragIcons(cursor: *Cursor) void {
     var it = server.root.drag_icons.children.iterator(.forward);
     while (it.next()) |node| {
-        const icon = @as(*DragIcon, @ptrFromInt(node.data));
+        const icon: *DragIcon = @alignCast(@ptrCast(node.data));
 
         if (icon.wlr_drag_icon.drag.seat == cursor.seat.wlr_seat) {
             icon.updatePosition(cursor);

river/DragIcon.zig

@@ -42,7 +42,7 @@ pub fn create(wlr_drag_icon: *wlr.Drag.Icon, cursor: *Cursor) error{OutOfMemory}
         .wlr_drag_icon = wlr_drag_icon,
         .scene_drag_icon = scene_drag_icon,
     };
-    scene_drag_icon.node.data = @intFromPtr(drag_icon);
+    scene_drag_icon.node.data = drag_icon;
 
     drag_icon.updatePosition(cursor);
 

river/ForeignToplevelHandle.zig

@@ -89,7 +89,7 @@ fn handleForeignActivate(
 ) void {
     const handle: *ForeignToplevelHandle = @fieldParentPtr("foreign_activate", listener);
     const view: *View = @fieldParentPtr("foreign_toplevel_handle", handle);
-    const seat: *Seat = @ptrFromInt(event.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(event.seat.data));
 
     seat.focus(view);
     server.root.applyPending();

river/IdleInhibitManager.zig

@@ -30,7 +30,7 @@ const View = @import("View.zig");
 wlr_manager: *wlr.IdleInhibitManagerV1,
 new_idle_inhibitor: wl.Listener(*wlr.IdleInhibitorV1) =
     wl.Listener(*wlr.IdleInhibitorV1).init(handleNewIdleInhibitor),
-inhibitors: std.TailQueue(IdleInhibitor) = .{},
+inhibitors: std.DoublyLinkedList(IdleInhibitor) = .{},
 
 pub fn init(inhibit_manager: *IdleInhibitManager) !void {
     inhibit_manager.* = .{
@@ -79,7 +79,7 @@ pub fn checkActive(inhibit_manager: *IdleInhibitManager) void {
 
 fn handleNewIdleInhibitor(listener: *wl.Listener(*wlr.IdleInhibitorV1), inhibitor: *wlr.IdleInhibitorV1) void {
     const inhibit_manager: *IdleInhibitManager = @fieldParentPtr("new_idle_inhibitor", listener);
-    const inhibitor_node = util.gpa.create(std.TailQueue(IdleInhibitor).Node) catch return;
+    const inhibitor_node = util.gpa.create(std.DoublyLinkedList(IdleInhibitor).Node) catch return;
     inhibitor_node.data.init(inhibitor, inhibit_manager) catch {
         util.gpa.destroy(inhibitor_node);
         return;

river/IdleInhibitor.zig

@@ -49,7 +49,7 @@ fn handleDestroy(listener: *wl.Listener(*wlr.Surface), _: *wlr.Surface) void {
 
     inhibitor.destroy.link.remove();
 
-    const node: *std.TailQueue(IdleInhibitor).Node = @fieldParentPtr("data", inhibitor);
+    const node: *std.DoublyLinkedList(IdleInhibitor).Node = @fieldParentPtr("data", inhibitor);
     server.idle_inhibit_manager.inhibitors.remove(node);
 
     inhibitor.inhibit_manager.checkActive();

river/InputConfig.zig

@@ -307,7 +307,7 @@ pub fn apply(config: *const InputConfig, device: *InputDevice) void {
     const libinput_device: *c.libinput_device = @ptrCast(device.wlr_device.getLibinputDevice() orelse return);
     log.debug("applying input configuration '{s}' to device '{s}'.", .{ config.glob, device.identifier });
 
-    inline for (@typeInfo(InputConfig).Struct.fields) |field| {
+    inline for (@typeInfo(InputConfig).@"struct".fields) |field| {
         if (comptime mem.eql(u8, field.name, "glob")) continue;
 
         if (@field(config, field.name)) |setting| {
@@ -324,7 +324,7 @@ pub fn apply(config: *const InputConfig, device: *InputDevice) void {
 }
 
 pub fn parse(config: *InputConfig, setting: []const u8, value: []const u8) !void {
-    inline for (@typeInfo(InputConfig).Struct.fields) |field| {
+    inline for (@typeInfo(InputConfig).@"struct".fields) |field| {
         if (comptime mem.eql(u8, field.name, "glob")) continue;
 
         if (mem.eql(u8, setting, field.name)) {
@@ -358,8 +358,8 @@ pub fn parse(config: *InputConfig, setting: []const u8, value: []const u8) !void
                 }
                 config.@"map-to-output" = .{ .output_name = output_name_owned };
             } else {
-                const T = @typeInfo(field.type).Optional.child;
+                const T = @typeInfo(field.type).optional.child;
-                if (@typeInfo(T) != .Enum) {
+                if (@typeInfo(T) != .@"enum") {
                     @compileError("You forgot to implement parsing for an input configuration setting.");
                 }
                 @field(config, field.name) = meta.stringToEnum(T, value) orelse
@@ -376,7 +376,7 @@ pub fn parse(config: *InputConfig, setting: []const u8, value: []const u8) !void
 pub fn write(config: *InputConfig, writer: anytype) !void {
     try writer.print("{s}\n", .{config.glob});
 
-    inline for (@typeInfo(InputConfig).Struct.fields) |field| {
+    inline for (@typeInfo(InputConfig).@"struct".fields) |field| {
         if (comptime mem.eql(u8, field.name, "glob")) continue;
 
         if (comptime mem.eql(u8, field.name, "map-to-output")) {
@@ -396,8 +396,8 @@ pub fn write(config: *InputConfig, writer: anytype) !void {
                     mem.sliceTo(c.libevdev_event_code_get_name(c.EV_KEY, setting.button), 0),
                 });
             } else {
-                const T = @typeInfo(field.type).Optional.child;
+                const T = @typeInfo(field.type).optional.child;
-                if (@typeInfo(T) != .Enum) {
+                if (@typeInfo(T) != .@"enum") {
                     @compileError("You forgot to implement listing for an input configuration setting.");
                 }
                 try writer.print("\t{s}: {s}\n", .{ field.name, @tagName(setting) });

river/InputDevice.zig

@@ -86,7 +86,7 @@ pub fn init(device: *InputDevice, seat: *Seat, wlr_device: *wlr.InputDevice) !vo
         .link = undefined,
     };
 
-    wlr_device.data = @intFromPtr(device);
+    wlr_device.data = device;
 
     wlr_device.events.destroy.add(&device.destroy);
 
@@ -117,7 +117,7 @@ pub fn deinit(device: *InputDevice) void {
         device.seat.updateCapabilities();
     }
 
-    device.wlr_device.data = 0;
+    device.wlr_device.data = null;
 
     device.* = undefined;
 }

river/InputManager.zig

@@ -58,7 +58,7 @@ tablet_manager: *wlr.TabletManagerV2,
 configs: std.ArrayList(InputConfig),
 
 devices: wl.list.Head(InputDevice, .link),
-seats: std.TailQueue(Seat) = .{},
+seats: std.DoublyLinkedList(Seat) = .{},
 
 exclusive_client: ?*wl.Client = null,
 
@@ -74,7 +74,7 @@ new_text_input: wl.Listener(*wlr.TextInputV3) =
     wl.Listener(*wlr.TextInputV3).init(handleNewTextInput),
 
 pub fn init(input_manager: *InputManager) !void {
-    const seat_node = try util.gpa.create(std.TailQueue(Seat).Node);
+    const seat_node = try util.gpa.create(std.DoublyLinkedList(Seat).Node);
     errdefer util.gpa.destroy(seat_node);
 
     input_manager.* = .{
@@ -185,7 +185,7 @@ fn handleNewVirtualKeyboard(
     _: *wl.Listener(*wlr.VirtualKeyboardV1),
     virtual_keyboard: *wlr.VirtualKeyboardV1,
 ) void {
-    const seat: *Seat = @ptrFromInt(virtual_keyboard.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(virtual_keyboard.seat.data));
     seat.addDevice(&virtual_keyboard.keyboard.base);
 }
 
@@ -200,7 +200,7 @@ fn handleNewConstraint(
 }
 
 fn handleNewInputMethod(_: *wl.Listener(*wlr.InputMethodV2), input_method: *wlr.InputMethodV2) void {
-    const seat: *Seat = @ptrFromInt(input_method.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(input_method.seat.data));
 
     log.debug("new input method on seat {s}", .{seat.wlr_seat.name});
 

river/Keyboard.zig

@@ -54,7 +54,7 @@ pub const Pressed = struct {
         // Furthermore, wlroots will continue to forward key press/release events to river if more
         // than 32 keys are pressed. Therefore river chooses to ignore keypresses that would take
         // the keyboard beyond 32 simultaneously pressed keys.
-        assert(capacity == @typeInfo(std.meta.fieldInfo(wlr.Keyboard, .keycodes).type).Array.len);
+        assert(capacity == @typeInfo(std.meta.fieldInfo(wlr.Keyboard, .keycodes).type).array.len);
     }
 
     keys: std.BoundedArray(Key, capacity) = .{},
@@ -96,7 +96,7 @@ pub fn init(keyboard: *Keyboard, seat: *Seat, wlr_device: *wlr.InputDevice) !voi
     errdefer keyboard.device.deinit();
 
     const wlr_keyboard = keyboard.device.wlr_device.toKeyboard();
-    wlr_keyboard.data = @intFromPtr(keyboard);
+    wlr_keyboard.data = keyboard;
 
     // wlroots will log a more detailed error if this fails.
     if (!wlr_keyboard.setKeymap(server.config.keymap)) return error.OutOfMemory;

river/LayerSurface.zig

@@ -43,7 +43,7 @@ commit: wl.Listener(*wlr.Surface) = wl.Listener(*wlr.Surface).init(handleCommit)
 new_popup: wl.Listener(*wlr.XdgPopup) = wl.Listener(*wlr.XdgPopup).init(handleNewPopup),
 
 pub fn create(wlr_layer_surface: *wlr.LayerSurfaceV1) error{OutOfMemory}!void {
-    const output: *Output = @ptrFromInt(wlr_layer_surface.output.?.data);
+    const output: *Output = @alignCast(@ptrCast(wlr_layer_surface.output.?.data));
     const layer_surface = try util.gpa.create(LayerSurface);
     errdefer util.gpa.destroy(layer_surface);
 
@@ -59,7 +59,7 @@ pub fn create(wlr_layer_surface: *wlr.LayerSurfaceV1) error{OutOfMemory}!void {
     try SceneNodeData.attach(&layer_surface.scene_layer_surface.tree.node, .{ .layer_surface = layer_surface });
     try SceneNodeData.attach(&layer_surface.popup_tree.node, .{ .layer_surface = layer_surface });
 
-    wlr_layer_surface.surface.data = @intFromPtr(&layer_surface.scene_layer_surface.tree.node);
+    wlr_layer_surface.surface.data = &layer_surface.scene_layer_surface.tree.node;
 
     wlr_layer_surface.events.destroy.add(&layer_surface.destroy);
     wlr_layer_surface.surface.events.map.add(&layer_surface.map);
@@ -82,13 +82,14 @@ fn handleDestroy(listener: *wl.Listener(*wlr.LayerSurfaceV1), _: *wlr.LayerSurfa
     layer_surface.map.link.remove();
     layer_surface.unmap.link.remove();
     layer_surface.commit.link.remove();
+    layer_surface.new_popup.link.remove();
 
     layer_surface.destroyPopups();
 
     layer_surface.popup_tree.node.destroy();
 
     // The wlr_surface may outlive the wlr_layer_surface so we must clean up the user data.
-    layer_surface.wlr_layer_surface.surface.data = 0;
+    layer_surface.wlr_layer_surface.surface.data = null;
 
     util.gpa.destroy(layer_surface);
 }
@@ -156,7 +157,7 @@ fn handleKeyboardInteractiveExclusive(output: *Output, consider: ?*LayerSurface)
         var it = tree.children.iterator(.reverse);
         while (it.next()) |node| {
             assert(node.type == .tree);
-            if (@as(?*SceneNodeData, @ptrFromInt(node.data))) |node_data| {
+            if (@as(?*SceneNodeData, @alignCast(@ptrCast(node.data)))) |node_data| {
                 const layer_surface = node_data.data.layer_surface;
                 const wlr_layer_surface = layer_surface.wlr_layer_surface;
                 if (wlr_layer_surface.surface.mapped and

river/Layout.zig

@@ -47,7 +47,7 @@ pub fn create(client: *wl.Client, version: u32, id: u32, output: *Output, namesp
         return;
     }
 
-    const node = try util.gpa.create(std.TailQueue(Layout).Node);
+    const node = try util.gpa.create(std.DoublyLinkedList(Layout).Node);
     errdefer util.gpa.destroy(node);
     node.data = .{
         .layout_v3 = layout_v3,
@@ -186,7 +186,7 @@ pub fn destroy(layout: *Layout) void {
     );
 
     // Remove layout from the list
-    const node: *std.TailQueue(Layout).Node = @fieldParentPtr("data", layout);
+    const node: *std.DoublyLinkedList(Layout).Node = @fieldParentPtr("data", layout);
     layout.output.layouts.remove(node);
 
     // If we are the currently active layout of an output, clean up.

river/LayoutManager.zig

@@ -68,7 +68,7 @@ fn handleRequest(
         .get_layout => |req| {
             // Ignore if the output is inert
             const wlr_output = wlr.Output.fromWlOutput(req.output) orelse return;
-            const output: *Output = @ptrFromInt(wlr_output.data);
+            const output: *Output = @alignCast(@ptrCast(wlr_output.data));
 
             log.debug("bind layout '{s}' on output '{s}'", .{ req.namespace, output.wlr_output.name });
 

river/LockManager.zig

@@ -266,7 +266,7 @@ pub fn updateLockSurfaceSize(manager: *LockManager, output: *Output) void {
 
     var it = lock.surfaces.iterator(.forward);
     while (it.next()) |wlr_lock_surface| {
-        const lock_surface: *LockSurface = @ptrFromInt(wlr_lock_surface.data);
+        const lock_surface: *LockSurface = @alignCast(@ptrCast(wlr_lock_surface.data));
         if (output == lock_surface.getOutput()) {
             lock_surface.configure();
         }

river/LockSurface.zig

@@ -44,7 +44,7 @@ pub fn create(wlr_lock_surface: *wlr.SessionLockSurfaceV1, lock: *wlr.SessionLoc
         .wlr_lock_surface = wlr_lock_surface,
         .lock = lock,
     };
-    wlr_lock_surface.data = @intFromPtr(lock_surface);
+    wlr_lock_surface.data = lock_surface;
 
     const output = lock_surface.getOutput();
     const tree = try output.locked_content.createSceneSubsurfaceTree(wlr_lock_surface.surface);
@@ -52,7 +52,7 @@ pub fn create(wlr_lock_surface: *wlr.SessionLockSurfaceV1, lock: *wlr.SessionLoc
 
     try SceneNodeData.attach(&tree.node, .{ .lock_surface = lock_surface });
 
-    wlr_lock_surface.surface.data = @intFromPtr(&tree.node);
+    wlr_lock_surface.surface.data = &tree.node;
 
     wlr_lock_surface.surface.events.map.add(&lock_surface.map);
     wlr_lock_surface.events.destroy.add(&lock_surface.surface_destroy);
@@ -65,7 +65,7 @@ pub fn destroy(lock_surface: *LockSurface) void {
         var surface_it = lock_surface.lock.surfaces.iterator(.forward);
         const new_focus: Seat.FocusTarget = while (surface_it.next()) |surface| {
             if (surface != lock_surface.wlr_lock_surface)
-                break .{ .lock_surface = @ptrFromInt(surface.data) };
+                break .{ .lock_surface = @alignCast(@ptrCast(surface.data)) };
         } else .none;
 
         var seat_it = server.input_manager.seats.first;
@@ -86,13 +86,13 @@ pub fn destroy(lock_surface: *LockSurface) void {
     lock_surface.surface_destroy.link.remove();
 
     // The wlr_surface may outlive the wlr_lock_surface so we must clean up the user data.
-    lock_surface.wlr_lock_surface.surface.data = 0;
+    lock_surface.wlr_lock_surface.surface.data = null;
 
     util.gpa.destroy(lock_surface);
 }
 
 pub fn getOutput(lock_surface: *LockSurface) *Output {
-    return @ptrFromInt(lock_surface.wlr_lock_surface.output.data);
+    return @alignCast(@ptrCast(lock_surface.wlr_lock_surface.output.data));
 }
 
 pub fn configure(lock_surface: *LockSurface) void {

river/Output.zig

@@ -125,10 +125,6 @@ lock_render_state: enum {
     lock_surface,
 } = .blanked,
 
-/// Set to true if a gamma control client makes a set gamma request.
-/// This request is handled while rendering the next frame in handleFrame().
-gamma_dirty: bool = false,
-
 /// The state of the output that is directly acted upon/modified through user input.
 ///
 /// Pending state will be copied to the inflight state and communicated to clients
@@ -171,7 +167,7 @@ previous_tags: u32 = 1 << 0,
 attach_mode: ?Config.AttachMode = null,
 
 /// List of all layouts
-layouts: std.TailQueue(Layout) = .{},
+layouts: std.DoublyLinkedList(Layout) = .{},
 
 /// The current layout namespace of the output. If null,
 /// config.default_layout_namespace should be used instead.
@@ -295,7 +291,7 @@ pub fn create(wlr_output: *wlr.Output) !void {
         },
         .status = undefined,
     };
-    wlr_output.data = @intFromPtr(output);
+    wlr_output.data = output;
 
     output.pending.focus_stack.init();
     output.pending.wm_stack.init();
@@ -364,7 +360,7 @@ fn sendLayerConfigures(
         var it = tree.children.safeIterator(.forward);
         while (it.next()) |node| {
             assert(node.type == .tree);
-            if (@as(?*SceneNodeData, @ptrFromInt(node.data))) |node_data| {
+            if (@as(?*SceneNodeData, @alignCast(@ptrCast(node.data)))) |node_data| {
                 const layer_surface = node_data.data.layer_surface;
 
                 if (!layer_surface.wlr_layer_surface.initialized) continue;
@@ -433,7 +429,7 @@ fn handleDestroy(listener: *wl.Listener(*wlr.Output), _: *wlr.Output) void {
 
     if (output.layout_namespace) |namespace| util.gpa.free(namespace);
 
-    output.wlr_output.data = 0;
+    output.wlr_output.data = null;
 
     util.gpa.destroy(output);
 
@@ -480,7 +476,6 @@ pub fn applyState(output: *Output, state: *wlr.Output.State) error{CommitFailed}
 
 fn handleEnableDisable(output: *Output) void {
     output.updateLockRenderStateOnEnableDisable();
-    output.gamma_dirty = true;
 
     if (output.wlr_output.enabled) {
         // Add the output to root.active_outputs and the output layout if it has not
@@ -532,44 +527,21 @@ fn handleFrame(listener: *wl.Listener(*wlr.Output), _: *wlr.Output) void {
 
     // TODO this should probably be retried on failure
     output.renderAndCommit(scene_output) catch |err| switch (err) {
-        error.OutOfMemory => log.err("out of memory", .{}),
         error.CommitFailed => log.err("output commit failed for {s}", .{output.wlr_output.name}),
     };
 
-    var now: posix.timespec = undefined;
+    var now = posix.clock_gettime(.MONOTONIC) catch @panic("CLOCK_MONOTONIC not supported");
-    posix.clock_gettime(posix.CLOCK.MONOTONIC, &now) catch @panic("CLOCK_MONOTONIC not supported");
     scene_output.sendFrameDone(&now);
 }
 
 fn renderAndCommit(output: *Output, scene_output: *wlr.SceneOutput) !void {
-    // TODO(wlroots): replace this with wlr_scene_output_needs_frame()
+    if (!scene_output.needsFrame()) return;
-    if (!output.wlr_output.needs_frame and !output.gamma_dirty and
-        !scene_output.pending_commit_damage.notEmpty())
-    {
-        return;
-    }
 
     var state = wlr.Output.State.init();
     defer state.finish();
 
     if (!scene_output.buildState(&state, null)) return error.CommitFailed;
 
-    if (output.gamma_dirty) {
-        const control = server.root.gamma_control_manager.getControl(output.wlr_output);
-        if (!wlr.GammaControlV1.apply(control, &state)) return error.OutOfMemory;
-
-        // TODO(wlroots): remove this isHeadless() workaround after upstream fix is available
-        // in a release: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/4868
-        if (!output.wlr_output.testState(&state) or output.wlr_output.isHeadless()) {
-            wlr.GammaControlV1.sendFailedAndDestroy(control);
-            state.clearGammaLut();
-            // If the backend does not support gamma LUTs it will reject any
-            // state with the gamma LUT committed bit set even if the state
-            // has a null LUT. The wayland backend for example has this behavior.
-            state.committed.gamma_lut = false;
-        }
-    }
-
     if (output.current.fullscreen) |fullscreen| {
         if (fullscreen.allowTearing()) {
             state.tearing_page_flip = true;
@@ -584,8 +556,6 @@ fn renderAndCommit(output: *Output, scene_output: *wlr.SceneOutput) !void {
 
     if (!output.wlr_output.commitState(&state)) return error.CommitFailed;
 
-    output.gamma_dirty = false;
-
     if (server.lock_manager.state == .locked or
         (server.lock_manager.state == .waiting_for_lock_surfaces and output.locked_content.node.enabled) or
         server.lock_manager.state == .waiting_for_blank)

river/PointerConstraint.zig

@@ -47,7 +47,7 @@ commit: wl.Listener(*wlr.Surface) = wl.Listener(*wlr.Surface).init(handleCommit)
 node_destroy: wl.Listener(void) = wl.Listener(void).init(handleNodeDestroy),
 
 pub fn create(wlr_constraint: *wlr.PointerConstraintV1) error{OutOfMemory}!void {
-    const seat: *Seat = @ptrFromInt(wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(wlr_constraint.seat.data));
 
     const constraint = try util.gpa.create(PointerConstraint);
     errdefer util.gpa.destroy(constraint);
@@ -55,7 +55,7 @@ pub fn create(wlr_constraint: *wlr.PointerConstraintV1) error{OutOfMemory}!void
     constraint.* = .{
         .wlr_constraint = wlr_constraint,
     };
-    wlr_constraint.data = @intFromPtr(constraint);
+    wlr_constraint.data = constraint;
 
     wlr_constraint.events.destroy.add(&constraint.destroy);
     wlr_constraint.surface.events.commit.add(&constraint.commit);
@@ -70,7 +70,7 @@ pub fn create(wlr_constraint: *wlr.PointerConstraintV1) error{OutOfMemory}!void
 }
 
 pub fn maybeActivate(constraint: *PointerConstraint) void {
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     assert(seat.cursor.constraint == constraint);
 
@@ -102,7 +102,7 @@ pub fn maybeActivate(constraint: *PointerConstraint) void {
 
 /// Called when the cursor position or content in the scene graph changes
 pub fn updateState(constraint: *PointerConstraint) void {
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     constraint.maybeActivate();
 
@@ -154,7 +154,7 @@ pub fn confine(constraint: *PointerConstraint, dx: *f64, dy: *f64) void {
 }
 
 pub fn deactivate(constraint: *PointerConstraint) void {
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     assert(seat.cursor.constraint == constraint);
     assert(constraint.state == .active);
@@ -167,7 +167,7 @@ pub fn deactivate(constraint: *PointerConstraint) void {
 }
 
 fn warpToHintIfSet(constraint: *PointerConstraint) void {
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     if (constraint.wlr_constraint.current.cursor_hint.enabled) {
         var lx: i32 = undefined;
@@ -190,7 +190,7 @@ fn handleNodeDestroy(listener: *wl.Listener(void)) void {
 
 fn handleDestroy(listener: *wl.Listener(*wlr.PointerConstraintV1), _: *wlr.PointerConstraintV1) void {
     const constraint: *PointerConstraint = @fieldParentPtr("destroy", listener);
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     if (constraint.state == .active) {
         // We can't simply call deactivate() here as it calls sendDeactivated(),
@@ -215,7 +215,7 @@ fn handleDestroy(listener: *wl.Listener(*wlr.PointerConstraintV1), _: *wlr.Point
 // the surface changes.
 fn handleCommit(listener: *wl.Listener(*wlr.Surface), _: *wlr.Surface) void {
     const constraint: *PointerConstraint = @fieldParentPtr("commit", listener);
-    const seat: *Seat = @ptrFromInt(constraint.wlr_constraint.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(constraint.wlr_constraint.seat.data));
 
     switch (constraint.state) {
         .active => |state| {

river/Root.zig

@@ -97,8 +97,6 @@ power_manager_set_mode: wl.Listener(*wlr.OutputPowerManagerV1.event.SetMode) =
     wl.Listener(*wlr.OutputPowerManagerV1.event.SetMode).init(handlePowerManagerSetMode),
 
 gamma_control_manager: *wlr.GammaControlManagerV1,
-gamma_control_set_gamma: wl.Listener(*wlr.GammaControlManagerV1.event.SetGamma) =
-    wl.Listener(*wlr.GammaControlManagerV1.event.SetGamma).init(handleSetGamma),
 
 /// A list of all outputs
 all_outputs: wl.list.Head(Output, .all_link),
@@ -123,6 +121,11 @@ pub fn init(root: *Root) !void {
     const scene = try wlr.Scene.create();
     errdefer scene.tree.node.destroy();
 
+    const gamma_control_manager = try wlr.GammaControlManagerV1.create(server.wl_server);
+    scene.setGammaControlManagerV1(gamma_control_manager);
+
+    if (server.linux_dmabuf) |linux_dmabuf| scene.setLinuxDmabufV1(linux_dmabuf);
+
     const interactive_content = try scene.tree.createSceneTree();
     const drag_icons = try scene.tree.createSceneTree();
     const hidden_tree = try scene.tree.createSceneTree();
@@ -163,11 +166,11 @@ pub fn init(root: *Root) !void {
         .all_outputs = undefined,
         .active_outputs = undefined,
 
-        .presentation = try wlr.Presentation.create(server.wl_server, server.backend),
+        .presentation = try wlr.Presentation.create(server.wl_server, server.backend, 2),
         .xdg_output_manager = try wlr.XdgOutputManagerV1.create(server.wl_server, output_layout),
         .output_manager = try wlr.OutputManagerV1.create(server.wl_server),
         .power_manager = try wlr.OutputPowerManagerV1.create(server.wl_server),
-        .gamma_control_manager = try wlr.GammaControlManagerV1.create(server.wl_server),
+        .gamma_control_manager = gamma_control_manager,
         .transaction_timeout = transaction_timeout,
     };
     root.hidden.pending.focus_stack.init();
@@ -187,10 +190,14 @@ pub fn init(root: *Root) !void {
     root.output_manager.events.@"test".add(&root.manager_test);
     root.output_layout.events.change.add(&root.layout_change);
     root.power_manager.events.set_mode.add(&root.power_manager_set_mode);
-    root.gamma_control_manager.events.set_gamma.add(&root.gamma_control_set_gamma);
 }
 
 pub fn deinit(root: *Root) void {
+    root.manager_apply.link.remove();
+    root.manager_test.link.remove();
+    root.layout_change.link.remove();
+    root.power_manager_set_mode.link.remove();
+
     root.output_layout.destroy();
     root.transaction_timeout.remove();
 }
@@ -323,7 +330,7 @@ pub fn deactivateOutput(root: *Root, output: *Output) void {
         var it = tree.children.safeIterator(.forward);
         while (it.next()) |scene_node| {
             assert(scene_node.type == .tree);
-            if (@as(?*SceneNodeData, @ptrFromInt(scene_node.data))) |node_data| {
+            if (@as(?*SceneNodeData, @alignCast(@ptrCast(scene_node.data)))) |node_data| {
                 node_data.data.layer_surface.wlr_layer_surface.destroy();
             }
         }
@@ -798,7 +805,7 @@ fn processOutputConfig(
     var it = config.heads.iterator(.forward);
     while (it.next()) |head| {
         const wlr_output = head.state.output;
-        const output: *Output = @ptrFromInt(wlr_output.data);
+        const output: *Output = @alignCast(@ptrCast(wlr_output.data));
 
         var proposed_state = wlr.Output.State.init();
         head.state.apply(&proposed_state);
@@ -850,7 +857,7 @@ fn handlePowerManagerSetMode(
     event: *wlr.OutputPowerManagerV1.event.SetMode,
 ) void {
     // The output may have been destroyed, in which case there is nothing to do
-    const output = @as(?*Output, @ptrFromInt(event.output.data)) orelse return;
+    const output: *Output = @alignCast(@ptrCast(event.output.data orelse return));
 
     std.log.debug("client requested dpms {s} for output {s}", .{
         @tagName(event.mode),
@@ -880,18 +887,4 @@ fn handlePowerManagerSetMode(
     }
 
     output.updateLockRenderStateOnEnableDisable();
-    output.gamma_dirty = true;
-}
-
-fn handleSetGamma(
-    _: *wl.Listener(*wlr.GammaControlManagerV1.event.SetGamma),
-    event: *wlr.GammaControlManagerV1.event.SetGamma,
-) void {
-    // The output may have been destroyed, in which case there is nothing to do
-    const output = @as(?*Output, @ptrFromInt(event.output.data)) orelse return;
-
-    std.log.debug("client requested to set gamma", .{});
-
-    output.gamma_dirty = true;
-    output.wlr_output.scheduleFrame();
 }

river/SceneNodeData.zig

@@ -46,7 +46,7 @@ pub fn attach(node: *wlr.SceneNode, data: Data) error{OutOfMemory}!void {
         .node = node,
         .data = data,
     };
-    node.data = @intFromPtr(scene_node_data);
+    node.data = scene_node_data;
 
     node.events.destroy.add(&scene_node_data.destroy);
 }
@@ -54,7 +54,7 @@ pub fn attach(node: *wlr.SceneNode, data: Data) error{OutOfMemory}!void {
 pub fn fromNode(node: *wlr.SceneNode) ?*SceneNodeData {
     var n = node;
     while (true) {
-        if (@as(?*SceneNodeData, @ptrFromInt(n.data))) |scene_node_data| {
+        if (@as(?*SceneNodeData, @alignCast(@ptrCast(n.data)))) |scene_node_data| {
             return scene_node_data;
         }
         if (n.parent) |parent_tree| {
@@ -66,7 +66,7 @@ pub fn fromNode(node: *wlr.SceneNode) ?*SceneNodeData {
 }
 
 pub fn fromSurface(surface: *wlr.Surface) ?*SceneNodeData {
-    if (@as(?*wlr.SceneNode, @ptrFromInt(surface.getRootSurface().data))) |node| {
+    if (@as(?*wlr.SceneNode, @alignCast(@ptrCast(surface.getRootSurface().data)))) |node| {
         return fromNode(node);
     }
     return null;
@@ -76,7 +76,7 @@ fn handleDestroy(listener: *wl.Listener(void)) void {
     const scene_node_data: *SceneNodeData = @fieldParentPtr("destroy", listener);
 
     scene_node_data.destroy.link.remove();
-    scene_node_data.node.data = 0;
+    scene_node_data.node.data = null;
 
     util.gpa.destroy(scene_node_data);
 }

river/Seat.zig

@@ -122,7 +122,7 @@ pub fn init(seat: *Seat, name: [*:0]const u8) !void {
         .mapping_repeat_timer = mapping_repeat_timer,
         .keyboard_group = try wlr.KeyboardGroup.create(),
     };
-    seat.wlr_seat.data = @intFromPtr(seat);
+    seat.wlr_seat.data = seat;
 
     try seat.cursor.init(seat);
     seat.relay.init();
@@ -289,7 +289,7 @@ pub fn setFocusRaw(seat: *Seat, new_focus: FocusTarget) void {
             if (seat.cursor.constraint) |constraint| {
                 assert(constraint.wlr_constraint == wlr_constraint);
             } else {
-                seat.cursor.constraint = @ptrFromInt(wlr_constraint.data);
+                seat.cursor.constraint = @alignCast(@ptrCast(wlr_constraint.data));
                 assert(seat.cursor.constraint != null);
             }
         }
@@ -316,7 +316,7 @@ pub fn keyboardEnterOrLeave(seat: *Seat, target_surface: ?*wlr.Surface) void {
 
 fn keyboardNotifyEnter(seat: *Seat, wlr_surface: *wlr.Surface) void {
     if (seat.wlr_seat.getKeyboard()) |wlr_keyboard| {
-        const keyboard: *Keyboard = @ptrFromInt(wlr_keyboard.data);
+        const keyboard: *Keyboard = @alignCast(@ptrCast(wlr_keyboard.data));
 
         var keycodes: std.BoundedArray(u32, Keyboard.Pressed.capacity) = .{};
         for (keyboard.pressed.keys.constSlice()) |item| {

river/Server.zig

@@ -61,8 +61,8 @@ allocator: *wlr.Allocator,
 security_context_manager: *wlr.SecurityContextManagerV1,
 
 shm: *wlr.Shm,
-drm: ?*wlr.Drm = null,
 linux_dmabuf: ?*wlr.LinuxDmabufV1 = null,
+linux_drm_syncobj_manager: ?*wlr.LinuxDrmSyncobjManagerV1 = null,
 single_pixel_buffer_manager: *wlr.SinglePixelBufferManagerV1,
 
 viewporter: *wlr.Viewporter,
@@ -180,14 +180,14 @@ pub fn init(server: *Server, runtime_xwayland: bool) !void {
     };
 
     if (renderer.getTextureFormats(@intFromEnum(wlr.BufferCap.dmabuf)) != null) {
-        // wl_drm is a legacy interface and all clients should switch to linux_dmabuf.
-        // However, enough widely used clients still rely on wl_drm that the pragmatic option
-        // is to keep it around for the near future.
-        // TODO remove wl_drm support
-        server.drm = try wlr.Drm.create(wl_server, renderer);
-
         server.linux_dmabuf = try wlr.LinuxDmabufV1.createWithRenderer(wl_server, 4, renderer);
     }
+    if (renderer.features.timeline and backend.features.timeline) {
+        const drm_fd = renderer.getDrmFd();
+        if (drm_fd >= 0) {
+            server.linux_drm_syncobj_manager = wlr.LinuxDrmSyncobjManagerV1.create(wl_server, 1, drm_fd);
+        }
+    }
 
     if (build_options.xwayland and runtime_xwayland) {
         server.xwayland = try wlr.Xwayland.create(wl_server, compositor, false);
@@ -233,6 +233,8 @@ pub fn deinit(server: *Server) void {
 
     server.wl_server.destroyClients();
 
+    server.input_manager.new_input.link.remove();
+    server.root.new_output.link.remove();
     server.backend.destroy();
 
     // The scene graph needs to be destroyed after the backend but before the renderer
@@ -293,8 +295,12 @@ fn globalFilter(client: *const wl.Client, global: *const wl.Global, server: *Ser
 
 /// Returns true if the global is allowlisted for security contexts
 fn allowlist(server: *Server, global: *const wl.Global) bool {
-    if (server.drm) |drm| if (global == drm.global) return true;
+    if (server.linux_dmabuf) |linux_dmabuf| {
-    if (server.linux_dmabuf) |linux_dmabuf| if (global == linux_dmabuf.global) return true;
+        if (global == linux_dmabuf.global) return true;
+    }
+    if (server.linux_drm_syncobj_manager) |linux_drm_syncobj_manager| {
+        if (global == linux_drm_syncobj_manager.global) return true;
+    }
 
     // We must use the getInterface() approach for dynamically created globals
     // such as wl_output and wl_seat since the wl_global_create() function will
@@ -499,7 +505,7 @@ fn handleRequestSetCursorShape(
     _: *wl.Listener(*wlr.CursorShapeManagerV1.event.RequestSetShape),
     event: *wlr.CursorShapeManagerV1.event.RequestSetShape,
 ) void {
-    const seat: *Seat = @ptrFromInt(event.seat_client.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(event.seat_client.seat.data));
 
     if (event.tablet_tool) |wp_tool| {
         assert(event.device_type == .tablet_tool);

river/StatusManager.zig

@@ -69,7 +69,7 @@ fn handleRequest(
         .get_river_output_status => |req| {
             // ignore if the output is inert
             const wlr_output = wlr.Output.fromWlOutput(req.output) orelse return;
-            const output: *Output = @ptrFromInt(wlr_output.data);
+            const output: *Output = @alignCast(@ptrCast(wlr_output.data));
 
             const resource = zriver.OutputStatusV1.create(
                 status_manager_v1.getClient(),
@@ -86,7 +86,7 @@ fn handleRequest(
         .get_river_seat_status => |req| {
             // ignore if the seat is inert
             const wlr_seat = wlr.Seat.Client.fromWlSeat(req.seat) orelse return;
-            const seat: *Seat = @ptrFromInt(wlr_seat.seat.data);
+            const seat: *Seat = @alignCast(@ptrCast(wlr_seat.seat.data));
 
             const node = util.gpa.create(std.SinglyLinkedList(SeatStatus).Node) catch {
                 status_manager_v1.getClient().postNoMemory();

river/TabletTool.zig

@@ -59,7 +59,7 @@ set_cursor: wl.Listener(*wlr.TabletV2TabletTool.event.SetCursor) =
     wl.Listener(*wlr.TabletV2TabletTool.event.SetCursor).init(handleSetCursor),
 
 pub fn get(wlr_seat: *wlr.Seat, wlr_tool: *wlr.TabletTool) error{OutOfMemory}!*TabletTool {
-    if (@as(?*TabletTool, @ptrFromInt(wlr_tool.data))) |tool| {
+    if (@as(?*TabletTool, @alignCast(@ptrCast(wlr_tool.data)))) |tool| {
         return tool;
     } else {
         return TabletTool.create(wlr_seat, wlr_tool);
@@ -81,7 +81,7 @@ fn create(wlr_seat: *wlr.Seat, wlr_tool: *wlr.TabletTool) error{OutOfMemory}!*Ta
         .wlr_cursor = wlr_cursor,
     };
 
-    wlr_tool.data = @intFromPtr(tool);
+    wlr_tool.data = tool;
 
     wlr_tool.events.destroy.add(&tool.destroy);
     tool.wp_tool.events.set_cursor.add(&tool.set_cursor);
@@ -92,7 +92,7 @@ fn create(wlr_seat: *wlr.Seat, wlr_tool: *wlr.TabletTool) error{OutOfMemory}!*Ta
 fn handleDestroy(listener: *wl.Listener(*wlr.TabletTool), _: *wlr.TabletTool) void {
     const tool: *TabletTool = @fieldParentPtr("destroy", listener);
 
-    tool.wp_tool.wlr_tool.data = 0;
+    tool.wp_tool.wlr_tool.data = null;
 
     tool.wlr_cursor.destroy();
 

river/TextInput.zig

@@ -43,7 +43,7 @@ destroy: wl.Listener(*wlr.TextInputV3) =
     wl.Listener(*wlr.TextInputV3).init(handleDestroy),
 
 pub fn create(wlr_text_input: *wlr.TextInputV3) !void {
-    const seat: *Seat = @ptrFromInt(wlr_text_input.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(wlr_text_input.seat.data));
 
     const text_input = try util.gpa.create(TextInput);
 
@@ -64,7 +64,7 @@ pub fn create(wlr_text_input: *wlr.TextInputV3) !void {
 
 fn handleEnable(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) void {
     const text_input: *TextInput = @fieldParentPtr("enable", listener);
-    const seat: *Seat = @ptrFromInt(text_input.wlr_text_input.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(text_input.wlr_text_input.seat.data));
 
     if (text_input.wlr_text_input.focused_surface == null) {
         log.err("client requested to enable text input without focus, ignoring request", .{});
@@ -91,7 +91,7 @@ fn handleEnable(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) v
 
 fn handleCommit(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) void {
     const text_input: *TextInput = @fieldParentPtr("commit", listener);
-    const seat: *Seat = @ptrFromInt(text_input.wlr_text_input.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(text_input.wlr_text_input.seat.data));
 
     if (seat.relay.text_input != text_input) {
         log.err("inactive text input tried to commit an update, client bug?", .{});
@@ -105,7 +105,7 @@ fn handleCommit(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) v
 
 fn handleDisable(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) void {
     const text_input: *TextInput = @fieldParentPtr("disable", listener);
-    const seat: *Seat = @ptrFromInt(text_input.wlr_text_input.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(text_input.wlr_text_input.seat.data));
 
     if (seat.relay.text_input == text_input) {
         seat.relay.disableTextInput();
@@ -114,7 +114,7 @@ fn handleDisable(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3)
 
 fn handleDestroy(listener: *wl.Listener(*wlr.TextInputV3), _: *wlr.TextInputV3) void {
     const text_input: *TextInput = @fieldParentPtr("destroy", listener);
-    const seat: *Seat = @ptrFromInt(text_input.wlr_text_input.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(text_input.wlr_text_input.seat.data));
 
     if (seat.relay.text_input == text_input) {
         seat.relay.disableTextInput();

river/View.zig

@@ -446,7 +446,11 @@ pub fn updateSceneState(view: *View) void {
         for (&view.borders, &border_boxes) |border, *border_box| {
             border_box.x += box.x;
             border_box.y += box.y;
-            _ = border_box.intersection(border_box, &output_box);
+            if (!border_box.intersection(border_box, &output_box)) {
+                // TODO(wlroots): remove this redundant code after fixed upstream
+                // https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/5084
+                border_box.* = .{ .x = 0, .y = 0, .width = 0, .height = 0 };
+            }
             border_box.x -= box.x;
             border_box.y -= box.y;
 
@@ -482,8 +486,7 @@ pub fn rootSurface(view: View) ?*wlr.Surface {
 pub fn sendFrameDone(view: View) void {
     assert(view.mapped and !view.destroying);
 
-    var now: posix.timespec = undefined;
+    const now = posix.clock_gettime(.MONOTONIC) catch @panic("CLOCK_MONOTONIC not supported");
-    posix.clock_gettime(posix.CLOCK.MONOTONIC, &now) catch @panic("CLOCK_MONOTONIC not supported");
     view.rootSurface().?.sendFrameDone(&now);
 }
 

river/XdgDecoration.zig

@@ -34,7 +34,7 @@ request_mode: wl.Listener(*wlr.XdgToplevelDecorationV1) =
     wl.Listener(*wlr.XdgToplevelDecorationV1).init(handleRequestMode),
 
 pub fn init(wlr_decoration: *wlr.XdgToplevelDecorationV1) void {
-    const toplevel: *XdgToplevel = @ptrFromInt(wlr_decoration.toplevel.base.data);
+    const toplevel: *XdgToplevel = @alignCast(@ptrCast(wlr_decoration.toplevel.base.data));
 
     toplevel.decoration = .{ .wlr_decoration = wlr_decoration };
     const decoration = &toplevel.decoration.?;
@@ -48,7 +48,7 @@ pub fn init(wlr_decoration: *wlr.XdgToplevelDecorationV1) void {
 }
 
 pub fn deinit(decoration: *XdgDecoration) void {
-    const toplevel: *XdgToplevel = @ptrFromInt(decoration.wlr_decoration.toplevel.base.data);
+    const toplevel: *XdgToplevel = @alignCast(@ptrCast(decoration.wlr_decoration.toplevel.base.data));
 
     decoration.destroy.link.remove();
     decoration.request_mode.link.remove();
@@ -72,7 +72,7 @@ fn handleRequestMode(
 ) void {
     const decoration: *XdgDecoration = @fieldParentPtr("request_mode", listener);
 
-    const toplevel: *XdgToplevel = @ptrFromInt(decoration.wlr_decoration.toplevel.base.data);
+    const toplevel: *XdgToplevel = @alignCast(@ptrCast(decoration.wlr_decoration.toplevel.base.data));
     const view = toplevel.view;
 
     const ssd = server.config.rules.ssd.match(toplevel.view) orelse

river/XdgToplevel.zig

@@ -100,8 +100,8 @@ pub fn create(wlr_toplevel: *wlr.XdgToplevel) error{OutOfMemory}!void {
 
     toplevel.view = view;
 
-    wlr_toplevel.base.data = @intFromPtr(toplevel);
+    wlr_toplevel.base.data = toplevel;
-    wlr_toplevel.base.surface.data = @intFromPtr(&view.tree.node);
+    wlr_toplevel.base.surface.data = &view.tree.node;
 
     // Add listeners that are active over the toplevel's entire lifetime
     wlr_toplevel.events.destroy.add(&toplevel.destroy);
@@ -216,7 +216,7 @@ fn handleDestroy(listener: *wl.Listener(void)) void {
     toplevel.new_popup.link.remove();
 
     // The wlr_surface may outlive the wlr_xdg_toplevel so we must clean up the user data.
-    toplevel.wlr_toplevel.base.surface.data = 0;
+    toplevel.wlr_toplevel.base.surface.data = null;
 
     const view = toplevel.view;
     view.impl = .none;
@@ -235,7 +235,7 @@ fn handleMap(listener: *wl.Listener(void)) void {
     toplevel.wlr_toplevel.events.set_title.add(&toplevel.set_title);
     toplevel.wlr_toplevel.events.set_app_id.add(&toplevel.set_app_id);
 
-    toplevel.wlr_toplevel.base.getGeometry(&toplevel.geometry);
+    toplevel.geometry = toplevel.wlr_toplevel.base.geometry;
 
     view.pending.box = .{
         .x = 0,
@@ -338,7 +338,7 @@ fn handleCommit(listener: *wl.Listener(*wlr.Surface), _: *wlr.Surface) void {
     switch (toplevel.configure_state) {
         .idle, .committed, .timed_out => {
             const old_geometry = toplevel.geometry;
-            toplevel.wlr_toplevel.base.getGeometry(&toplevel.geometry);
+            toplevel.geometry = toplevel.wlr_toplevel.base.geometry;
 
             const size_changed = toplevel.geometry.width != old_geometry.width or
                 toplevel.geometry.height != old_geometry.height;
@@ -381,7 +381,7 @@ fn handleCommit(listener: *wl.Listener(*wlr.Surface), _: *wlr.Surface) void {
         // stashed buffer from when the transaction started.
         .inflight => view.sendFrameDone(),
         .acked, .timed_out_acked => {
-            toplevel.wlr_toplevel.base.getGeometry(&toplevel.geometry);
+            toplevel.geometry = toplevel.wlr_toplevel.base.geometry;
 
             if (view.inflight.resizing) {
                 view.resizeUpdatePosition(toplevel.geometry.width, toplevel.geometry.height);
@@ -423,7 +423,7 @@ fn handleRequestMove(
     event: *wlr.XdgToplevel.event.Move,
 ) void {
     const toplevel: *XdgToplevel = @fieldParentPtr("request_move", listener);
-    const seat: *Seat = @ptrFromInt(event.seat.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(event.seat.seat.data));
     const view = toplevel.view;
 
     if (view.pending.fullscreen) return;
@@ -446,7 +446,7 @@ fn handleRequestMove(
 
 fn handleRequestResize(listener: *wl.Listener(*wlr.XdgToplevel.event.Resize), event: *wlr.XdgToplevel.event.Resize) void {
     const toplevel: *XdgToplevel = @fieldParentPtr("request_resize", listener);
-    const seat: *Seat = @ptrFromInt(event.seat.seat.data);
+    const seat: *Seat = @alignCast(@ptrCast(event.seat.seat.data));
     const view = toplevel.view;
 
     if (view.pending.fullscreen) return;

river/XwaylandOverrideRedirect.zig

@@ -120,7 +120,7 @@ fn mapImpl(override_redirect: *XwaylandOverrideRedirect) error{OutOfMemory}!void
         .override_redirect = override_redirect,
     });
 
-    surface.data = @intFromPtr(&override_redirect.surface_tree.?.node);
+    surface.data = &override_redirect.surface_tree.?.node;
 
     override_redirect.surface_tree.?.node.setPosition(
         override_redirect.xwayland_surface.x,
@@ -159,7 +159,7 @@ fn handleUnmap(listener: *wl.Listener(void)) void {
 
     override_redirect.set_geometry.link.remove();
 
-    override_redirect.xwayland_surface.surface.?.data = 0;
+    override_redirect.xwayland_surface.surface.?.data = null;
     override_redirect.surface_tree.?.node.destroy();
     override_redirect.surface_tree = null;
 

river/XwaylandView.zig

@@ -100,7 +100,7 @@ pub fn configure(xwayland_view: XwaylandView) bool {
         xwayland_view.xwayland_surface.height == inflight.box.height and
         (inflight.focus != 0) == (current.focus != 0) and
         (output.inflight.fullscreen == xwayland_view.view) ==
-        (current.output != null and current.output.?.current.fullscreen == xwayland_view.view))
+            (current.output != null and current.output.?.current.fullscreen == xwayland_view.view))
     {
         return false;
     }
@@ -164,7 +164,7 @@ pub fn handleMap(listener: *wl.Listener(void)) void {
 
     const xwayland_surface = xwayland_view.xwayland_surface;
     const surface = xwayland_surface.surface.?;
-    surface.data = @intFromPtr(&view.tree.node);
+    surface.data = &view.tree.node;
 
     // Add listeners that are only active while mapped
     xwayland_surface.events.set_title.add(&xwayland_view.set_title);
@@ -215,11 +215,12 @@ pub fn handleMap(listener: *wl.Listener(void)) void {
 fn handleUnmap(listener: *wl.Listener(void)) void {
     const xwayland_view: *XwaylandView = @fieldParentPtr("unmap", listener);
 
-    xwayland_view.xwayland_surface.surface.?.data = 0;
+    xwayland_view.xwayland_surface.surface.?.data = null;
 
     // Remove listeners that are only active while mapped
     xwayland_view.set_title.link.remove();
     xwayland_view.set_class.link.remove();
+    xwayland_view.set_decorations.link.remove();
     xwayland_view.request_fullscreen.link.remove();
     xwayland_view.request_minimize.link.remove();
 

river/command/map.zig

@@ -285,7 +285,7 @@ fn parseKeysym(name: [:0]const u8, out: *?[]const u8) !xkb.Keysym {
 }
 
 fn parseModifiers(modifiers_str: []const u8, out: *?[]const u8) !wlr.Keyboard.ModifierMask {
-    var it = mem.split(u8, modifiers_str, "+");
+    var it = mem.splitScalar(u8, modifiers_str, '+');
     var modifiers = wlr.Keyboard.ModifierMask{};
     outer: while (it.next()) |mod_name| {
         if (mem.eql(u8, mod_name, "None")) continue;

river/command/output.zig

@@ -109,7 +109,7 @@ fn getOutput(seat: *Seat, str: []const u8) !?*Output {
                 .previous => link.prev.?,
             };
         }
-        return @as(*Output, @fieldParentPtr("active_link", link));
+        return @fieldParentPtr("active_link", link);
     } else if (std.meta.stringToEnum(wlr.OutputLayout.Direction, str)) |direction| { // Spacial direction
         var focus_box: wlr.Box = undefined;
         server.root.output_layout.getBox(seat.focused_output.?.wlr_output, &focus_box);
@@ -121,7 +121,7 @@ fn getOutput(seat: *Seat, str: []const u8) !?*Output {
             @floatFromInt(focus_box.x + @divTrunc(focus_box.width, 2)),
             @floatFromInt(focus_box.y + @divTrunc(focus_box.height, 2)),
         ) orelse return null;
-        return @as(*Output, @ptrFromInt(wlr_output.data));
+        return @alignCast(@ptrCast(wlr_output.data));
     } else {
         // Check if an output matches by name
         var it = server.root.active_outputs.iterator(.forward);

river/command/rule.zig

@@ -27,6 +27,7 @@ const Error = @import("../command.zig").Error;
 const Seat = @import("../Seat.zig");
 const View = @import("../View.zig");
 const Anchor = @import("../Config.zig").Anchor;
+const RuleGlobs = @import("../rule_list.zig").RuleGlobs;
 
 const Action = enum {
     float,
@@ -187,7 +188,7 @@ pub fn ruleDel(_: *Seat, args: []const [:0]const u8, _: *?[]const u8) Error!void
 
     const action = std.meta.stringToEnum(Action, result.args[0]) orelse return Error.UnknownOption;
 
-    const rule = .{
+    const rule: RuleGlobs = .{
         .app_id_glob = result.flags.@"app-id" orelse "*",
         .title_glob = result.flags.title orelse "*",
     };

river/process.zig

@@ -29,7 +29,7 @@ pub fn setup() void {
         .mask = posix.empty_sigset,
         .flags = 0,
     };
-    posix.sigaction(posix.SIG.PIPE, &sig_ign, null) catch unreachable;
+    posix.sigaction(posix.SIG.PIPE, &sig_ign, null);
 
     // Most unix systems have a default limit of 1024 file descriptors and it
     // seems unlikely for this default to be universally raised due to the
@@ -68,7 +68,7 @@ pub fn cleanupChild() void {
         .mask = posix.empty_sigset,
         .flags = 0,
     };
-    posix.sigaction(posix.SIG.PIPE, &sig_dfl, null) catch unreachable;
+    posix.sigaction(posix.SIG.PIPE, &sig_dfl, null);
 
     if (original_rlimit) |original| {
         posix.setrlimit(.NOFILE, original) catch {

river/rule_list.zig

@@ -23,6 +23,11 @@ const util = @import("util.zig");
 
 const View = @import("View.zig");
 
+pub const RuleGlobs = struct {
+    app_id_glob: []const u8,
+    title_glob: []const u8,
+};
+
 pub const MaxGlobLen = struct {
     app_id: usize,
     title: usize,
@@ -83,7 +88,7 @@ pub fn RuleList(comptime T: type) type {
             });
         }
 
-        pub fn del(list: *List, rule: struct { app_id_glob: []const u8, title_glob: []const u8 }) ?T {
+        pub fn del(list: *List, rule: RuleGlobs) ?T {
             for (list.rules.items, 0..) |existing, i| {
                 if (mem.eql(u8, rule.app_id_glob, existing.app_id_glob) and
                     mem.eql(u8, rule.title_glob, existing.title_glob))

rivertile/main.zig

@@ -91,12 +91,12 @@ const gpa = std.heap.c_allocator;
 const Context = struct {
     initialized: bool = false,
     layout_manager: ?*river.LayoutManagerV3 = null,
-    outputs: std.TailQueue(Output) = .{},
+    outputs: std.DoublyLinkedList(Output) = .{},
 
     fn addOutput(context: *Context, registry: *wl.Registry, name: u32) !void {
         const wl_output = try registry.bind(name, wl.Output, 3);
         errdefer wl_output.release();
-        const node = try gpa.create(std.TailQueue(Output).Node);
+        const node = try gpa.create(std.DoublyLinkedList(Output).Node);
         errdefer gpa.destroy(node);
         try node.data.init(context, wl_output, name);
         context.outputs.append(node);
@@ -140,7 +140,7 @@ const Output = struct {
             .namespace_in_use => fatal("namespace 'rivertile' already in use.", .{}),
 
             .user_command => |ev| {
-                var it = mem.tokenize(u8, mem.span(ev.command), " ");
+                var it = mem.tokenizeScalar(u8, mem.span(ev.command), ' ');
                 const raw_cmd = it.next() orelse {
                     std.log.err("not enough arguments", .{});
                     return;