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#!/bin/sh --
# LICENCE: MIT
# https://github.com/Earnestly/sx
stty=$(stty -g)
tty=$(tty)
tty=${tty#/dev/tty}
cfgdir=${XDG_CONFIG_HOME:-$HOME/.config}/X11
datadir=${XDG_CONFIG_HOME:-$HOME/.config}/X11
cleanup() {
if [ "$pid" ] && kill -0 "$pid" 2> /dev/null; then
kill "$pid"
wait "$pid"
xorg=$?
fi
if ! stty "$stty"; then
stty sane
fi
xauth remove :"$tty"
if [ "$1" = exit ]; then
exit "${xorg:-0}"
fi
}
mkdir --parents -- "$cfgdir" "$datadir"
export XAUTHORITY="${XAUTHORITY:-$datadir/Xauthority}"
touch -- "$XAUTHORITY"
export XDG_SESSION_TYPE=X11
xauth add :"$tty" MIT-MAGIC-COOKIE-1 "$(od -An -N16 -tx /dev/urandom | tr -d ' ')"
trap 'cleanup; trap - INT; kill -INT "$$"' INT
trap 'cleanup exit' EXIT HUP TERM QUIT
# Xorg will check whether it inherited a USR1 with a disposition of SIG_IGN and
# use this state to reply back to the parent process with its own USR1.
# This is done to indicate that the server is ready to accept connections.
# Taking advantage of this feature allows launching the client directly from a
# USR1 signal trap which obviates the need to poll for server readiness.
trap 'DISPLAY=:$tty exec "${@:-$cfgdir/xinitrc}" & wait "$!"' USR1
(trap '' USR1 && exec Xorg :"$tty" \
-keeptty vt"$tty" \
-noreset \
-auth "$XAUTHORITY" \
-configdir "$cfgdir/xorg.conf.d" \
-logfile "$HOME/.cache/xorg.log" \
) & pid=$!
wait "$pid"
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