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Better handling of Wayland compositors (#1539)

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* Better handling of Wayland compositors

* Reinstate setting ps_flags, it's used elsewhere

* Try another incantation

* Try another incantation

* Try another incantation

* Use short options and a newline to reduce line-length

* Rework to handle the "better way" failing on some systems and fall back to the old method (which has the virtue of working most of the time).
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Alan Griffiths 2020-10-04 12:04:48 +01:00 committed by GitHub
parent 77bac34cc5
commit fb57277036
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1 changed files with 37 additions and 29 deletions
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@ -1815,35 +1815,43 @@ get_wm() {
*) ps_flags=(-e) ;;
esac
if [[ $WAYLAND_DISPLAY ]]; then
wm=$(ps "${ps_flags[@]}" | grep -m 1 -o -F \
-e arcan \
-e asc \
-e clayland \
-e dwc \
-e fireplace \
-e gnome-shell \
-e greenfield \
-e grefsen \
-e kwin \
-e lipstick \
-e maynard \
-e mazecompositor \
-e motorcar \
-e orbital \
-e orbment \
-e perceptia \
-e rustland \
-e sway \
-e ulubis \
-e velox \
-e wavy \
-e way-cooler \
-e wayfire \
-e wayhouse \
-e westeros \
-e westford \
-e weston)
if [[ -O "${XDG_RUNTIME_DIR}/${WAYLAND_DISPLAY:-wayland-0}" ]]; then
if tmp_pid="$(lsof -t "${XDG_RUNTIME_DIR}/${WAYLAND_DISPLAY:-wayland-0}" 2>&1)" ||
tmp_pid="$(fuser "${XDG_RUNTIME_DIR}/${WAYLAND_DISPLAY:-wayland-0}" 2>&1)"; then
wm="$(ps -p "${tmp_pid}" -ho comm=)"
else
# lsof may not exist, or may need root on some systems. Similarly fuser.
# On those systems we search for a list of known window managers, this can mistakenly
# match processes for another user or session and will miss unlisted window managers.
wm=$(ps "${ps_flags[@]}" | grep -m 1 -o -F \
-e arcan \
-e asc \
-e clayland \
-e dwc \
-e fireplace \
-e gnome-shell \
-e greenfield \
-e grefsen \
-e kwin \
-e lipstick \
-e maynard \
-e mazecompositor \
-e motorcar \
-e orbital \
-e orbment \
-e perceptia \
-e rustland \
-e sway \
-e ulubis \
-e velox \
-e wavy \
-e way-cooler \
-e wayfire \
-e wayhouse \
-e westeros \
-e westford \
-e weston)
fi
elif [[ $DISPLAY && $os != "Mac OS X" && $os != "macOS" && $os != FreeMiNT ]]; then
type -p xprop &>/dev/null && {