gui-wm/river: add 9999

Signed-off-by: Violet Purcell <vimproved@inventati.org>
Part-of: https://github.com/gentoo/guru/pull/421

gui-wm/river/files/river-9999-fix-scdoc-path.patch

@@ -0,0 +1,14 @@
+--- a/build.zig
++++ b/build.zig
+@@ -252,8 +252,9 @@
+         inline for (.{"river"}) |page| {
+             // Workaround for https://github.com/ziglang/zig/issues/16369
+             // Even passing a buffer to std.Build.Step.Run appears to be racy and occasionally deadlocks.
+-            const scdoc = b.addSystemCommand(&.{ "/bin/sh", "-c", "scdoc < doc/" ++ page ++ ".1.scd" });
++            // Fix: Ensure scdoc runs in the correct source directory to find .scd files
++            const scdoc = b.addSystemCommand(&.{ "/bin/sh", "-c", b.fmt("cd {s} && scdoc < doc/{s}.1.scd", .{ b.build_root.path orelse ".", page }) });
+             // This makes the caching work for the Workaround, and the extra argument is ignored by /bin/sh.
+             scdoc.addFileArg(b.path("doc/" ++ page ++ ".1.scd"));
+
+             const stdout = scdoc.captureStdOut();
+             b.getInstallStep().dependOn(&b.addInstallFile(stdout, "share/man/man1/" ++ page ++ ".1").step);

gui-wm/river/river-9999.ebuild

@@ -0,0 +1,80 @@
+# Copyright 2024-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DESCRIPTION="A dynamic tiling Wayland compositor"
+HOMEPAGE="https://isaacfreund.com/software/river/ https://codeberg.org/river/river"
+
+ZIG_SLOT="0.15"
+inherit zig
+
+if [[ "${PV}" = "9999" ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://codeberg.org/river/river.git"
+else
+	# TODO verify-sig support
+	SRC_URI="
+		https://codeberg.org/river/river/releases/download/v${PV}/${P}.tar.gz
+		${ZBS_DEPENDENCIES_SRC_URI}
+	"
+	KEYWORDS="~amd64"
+fi
+
+# river: GPL-3-or-later
+# zig-pixman, zig-wayland, zig-wlroots, zig-xkbcommon: MIT
+LICENSE="GPL-3+ MIT"
+SLOT="0"
+IUSE="X +llvm man"
+
+BDEPEND="
+	dev-libs/wayland-protocols
+	dev-util/wayland-scanner
+	man? ( app-text/scdoc )
+	|| (
+		dev-lang/zig:${ZIG_SLOT}[llvm(+)?]
+		dev-lang/zig-bin:${ZIG_SLOT}
+	)
+"
+DEPEND="
+	dev-libs/libevdev
+	dev-libs/libinput:=
+	dev-libs/wayland
+	gui-libs/wlroots:0.19[X?]
+	x11-libs/libxkbcommon[wayland,X?]
+	x11-libs/pixman
+"
+RDEPEND="${DEPEND}"
+
+DOCS=( "README.md" )
+
+PATCHES=(
+	"${FILESDIR}/${P}-fix-scdoc-path.patch"
+)
+
+src_unpack() {
+	if [[ "${PV}" = "9999" ]]; then
+		git-r3_src_unpack
+		zig_live_fetch
+	else
+		zig_src_unpack
+	fi
+}
+
+src_configure() {
+	local my_zbs_args=(
+		-Dstrip=false # Let Portage control this
+		-Dpie=true
+		-Dman-pages=$(usex man true false)
+		-Dxwayland=$(usex X true false)
+	)
+
+	zig_src_configure
+}
+
+src_install() {
+	zig_src_install
+
+	insinto /usr/share/wayland-sessions/
+	doins contrib/river.desktop
+}