.github: add FreeBSD build

Add building the Xserver in a FreeBSD 14.3 VM.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>

.github/scripts/freebsd/install-pkg.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+set -e
+
+echo "--> install extra dependencies"
+pkg install -y \
+    curl \
+    git \
+    libdrm \
+    libepoll-shim \
+    libX11 \
+    libxkbfile \
+    libxshmfence \
+    libXfont2 \
+    libxcvt \
+    libglvnd \
+    libepoxy \
+    mesa-dri \
+    mesa-libs \
+    meson \
+    pixman \
+    pkgconf \
+    xcb-util-image \
+    xcb-util-keysyms \
+    xcb-util-renderutil \
+    xcb-util-wm \
+    xkbcomp \
+    xorgproto

.github/scripts/freebsd/run-xserver-build.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+set -e
+
+./.github/scripts/freebsd/install-pkg.sh
+
+echo "--> running xserver build ...."
+export MESON_BUILDDIR=_build
+
+rm -rf "$MESON_BUILDDIR"
+meson setup "$MESON_BUILDDIR" $MESON_ARGS
+meson configure "$MESON_BUILDDIR"
+meson compile -v -C "$MESON_BUILDDIR" $jobcount $ninja_args
+# tests not working yet
+# meson test -C "$MESON_BUILDDIR" --print-errorlogs $MESON_TEST_ARGS
+meson install --no-rebuild  -C "$MESON_BUILDDIR" $MESON_INSTALL_ARGS
+# making trouble w/ git tree copied into the VM
+# meson dist -C "$MESON_BUILDDIR" $MESON_DIST_ARGS