#!/bin/sh
#
-# Automatically select a display configuration based on connected devives
+# Automatically select a display configuration based on connected devices
#
# Stefan Tomanek <stefan.tomanek@wertarbyte.de>
#
# applications about it.
#
#
-# While the script uses xrandr by defult, calling it by the name "autodisper"
+# While the script uses xrandr by default, calling it by the name "autodisper"
# or "auto-disper" forces it to use the "disper" utility, which is useful for
# controlling nvidia chipsets. The formats for fingerprinting the current setup
# and saving/loading the current configuration are adjusted accordingly.
XRANDR=/usr/bin/xrandr
DISPER=/usr/bin/disper
+XDPYINFO=/usr/bin/xdpyinfo
PROFILES=~/.autorandr/
CONFIG=~/.autorandr.conf
}
current_cfg_xrandr() {
- $XRANDR -q | awk '
- /^[^ ]+ disconnected / {
- print "output "$1;
- print "off";
- }
- /^[^ ]+ connected \(/ {
- print "output "$1;
- print "off";
- }
+ local PRIMARY_SETUP="";
+ if [ -x "$XDPYINFO" ]; then
+ PRIMARY_SETUP="$($XDPYINFO -ext XINERAMA | awk '/^ head #0:/ {printf $3 $5}')"
+ fi
+ $XRANDR -q | awk -v primary_setup="${PRIMARY_SETUP}" '
+ # display is connected and has a mode
/^[^ ]+ connected [^(]/ {
- split($3, A, "+");
print "output "$1;
+ if ($3 == "primary") {
+ print $3
+ split($4, A, "+")
+ $4=$5
+ }
+ else {
+ split($3, A, "+");
+ if (A[1] A[2] "," A[3] == primary_setup)
+ print "primary";
+ }
print "mode "A[1];
print "pos "A[2]"x"A[3];
+ if ($4 !~ /^\(/) {
+ print "rotate "$4;
+ }
+ next;
+ }
+ # disconnected or disabled displays
+ /^[^ ]+ (dis)?connected / ||
+ /^[^ ]+ unknown connection / {
+ print "output "$1;
+ print "off";
+ next;
}'
}
}
load_cfg_xrandr() {
- sed 's!^!--!' "$1" | xargs $XRANDR
+ # sed 1: Prefix arguments with "--"
+ # sed 2: Merge arguments into one line per output
+ # sed 3: Merge into two lines, all --off outputs in the first one
+ sed 's/^/--/' "$1" | sed -e '
+ :START
+ /\n--output/{P;D}
+ s/\n/ /
+ N;bSTART' | sed -e '
+ ### First line
+ / --off/{
+ G
+ # Merge if next line contains --off
+ s/\n\([^\n]* --off\)/ \1/
+ h
+ $!d;b
+ }
+ ### Last line
+ H;x
+ # Merge if previous line contains --mode
+ s/\(--mode [^\n]*\)\n/\1 /
+ h
+ $!d' | xargs -L 1 $XRANDR
}
load_cfg_disper() {
-d, --default <profile> make profile <profile> the default profile
--force force (re)loading of a profile
--fingerprint fingerprint your current hardware setup
+--config dump your current xrandr setup
To prevent a profile from being loaded, place a script call "block" in its
directory. The script is evaluated before the screen setup is inspected, and
exit
}
# process parameters
-OPTS=$(getopt -n autorandr -o s:l:d:cfh --long change,default:,save:,load:,force,fingerprint,help -- "$@")
+OPTS=$(getopt -n autorandr -o s:l:d:cfh --long change,default:,save:,load:,force,fingerprint,config,help -- "$@")
if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
eval set -- "$OPTS"
-h|--help) help ;;
--force) FORCE_LOAD=1; shift ;;
--fingerprint) setup_fp; exit 0;;
+ --config) current_cfg; exit 0;;
--) shift; break ;;
*) echo "Error: $1"; exit 1;;
esac