#!/bin/sh
#
# 40autorandr: Change autorandr profile on thaw/resume
-exec > /var/log/autorandr.log 2>&1
-
-AUTORANDR="autorandr -c --default default"
-
-# Work around #44: Long user names in w
-export PROCPS_USERLEN=32
-
-find_user() {
- # Determine user owning the display session from $1
- D="$1"
-
- # Prefer loginctl over all others, see bug #39
- if [ -x "`which loginctl`" ]; then
- # Based on http://unix.stackexchange.com/questions/203844/how-to-find-out-the-current-active-xserver-display-number/204498
- # by SO user intelfx
- user="$(
- loginctl list-sessions --no-legend | while read id uid user seat; do
- session=$(loginctl show-session -p Display -p Active "$id")
- first=$(echo $session | cut -d" " -f1)
- second=$(echo $session | cut -d" " -f2)
-
- if [ -n $(echo "$first" | grep "Display") ]; then
- display=$first
- active=$second
- else
- display=$second
- active=$first
- fi
-
- active_value=$(echo "$active" | cut -d"=" -f2)
- display_value=$(echo "$display" | cut -d"=" -f2)
-
- if [ "$active_value" != "yes" ]; then
- continue
- fi
-
- if [ -n $display_value -a "$display_value" = "$D" ]; then
- echo $user
- fi
- done
- )"
- if [ -n "$user" ]; then
- echo $user
- return 0
- fi
- fi
-
- # Prefer w to who, see bug #39
- if [ -x "`which w`" ]; then
- user="`w -h | awk -vD="$D" '$2 ~ ":"D"(.[0-9])?$" || $3 ~ ":"D"(.[0-9])?$" {print $1}' | head -n1`"
-
- if [ -z "$user" ]; then
- # This fallback checks if there is exactly one user (except
- # root) logged in an interactive session and assumes the
- # session belongs to him. See bug #39.
- user="`w -hu | awk '/^\w+/ && $1 !~ "root" { users[$1]=$1; } ENDFILE { if(asort(users) == 1) for(u in users) print users[u]; }'`"
- fi
- else
- user="`who --all | awk -vD="$D" '$3 ~ ":"D"(.[0-9])?$" {print $1}' | head -1`"
-
- if [ -z "$user" ]; then
- # Same fallback as above; see bug #39.
- user="`who -u | awk '/^\w+/ && $1 !~ "root" { users[$1]=$1; } ENDFILE { if(asort(users) == 1) for(u in users) print users[u]; }'`"
- fi
- fi
-
- if [ -n "$user" ]; then
- echo $user
- return 0
- fi
-
- # If none of the above worked, check if there is only one user owning
- # processes in $DISPLAY except root
- #
- # This code should be optimized somehow, but keep in mind that not all
- # systems symlink sh -> bash!
- OUTPUT="$(
- for p in /proc/*; do
- [ -d $p ] || continue
- d="$(awk -v RS='\0' -F= '$1=="DISPLAY" {print $2}' $p/environ 2>/dev/null)"
- if [ "$d" = "$D" ]; then
- stat -c %U $p
- fi
- done | sort | uniq | grep -v root | nl | head -n1
- )"
- count=$(echo $OUTPUT | awk '{print $1}')
- user=$(echo $OUTPUT | awk '{print $2}')
-
- if [ "$count" -eq 1 ]; then
- echo $user
- return 0
- fi
-
- return 1
-}
-
-detect_display()
-{
- for X in /tmp/.X11-unix/X*; do
- D="${X##/tmp/.X11-unix/X}"
-
- user="$(find_user ":$D")"
-
- if [ x"$user" != x"" ]; then
- logger "autorandr: Changing display configuration for display :$D, user '$user'"
- export DISPLAY=":$D"
- /bin/su -c "${AUTORANDR}" "$user"
- fi
- done
-}
-
-if grep -q systemd /proc/1/comm && [ "$2" = "udev" ]; then
- exec /bin/systemctl start autorandr-resume.service
-fi
case "$1" in
thaw|resume)
- detect_display
+ /usr/bin/autorandr --batch --change --default default
;;
esac