Adding script to switch off screensaver when certain programs are running

1 files changed, 48 insertions, 0 deletions

diff --git a/bin/adjust_dpms b/bin/adjust_dpms
new file mode 100755
index 0000000..65f5e0d
--- /dev/null
+++ b/bin/adjust_dpms
@@ -0,0 +1,48 @@
+#!/bin/bash
+# Script to adjust dpms settings when running certain programs,
+# that don't use fullscreen, but should not be "blanked" in between.
+# Run as timed script with systemd from /etc/systemd/system/timer-minutely.target.wants
+
+export DISPLAY=:0
+
+config="/home/dave/.config/dpms"
+blankoff=0
+
+# check for config file existence
+if [[ -f $config ]];then
+  . /home/dave/.config/dpms
+else
+  echo "Config file not readable $config"
+  exit 1
+fi
+
+# loop all pre-compiled programs and check for running instances
+for i in "${programs[@]}"
+do
+  pid=$(pidof $i)
+  re='^[0-9]+$'
+  if  [[ $pid =~ $re ]]; then
+    echo "$i running ($pid)"
+    blankoff=1
+  fi
+done
+
+# loop all python2 run programs and check for running instances
+for i in "${python2[@]}"
+do
+  pid=$(pidof python2 $i)
+  re='^[0-9]+$'
+  if  [[ $pid =~ $re ]]; then
+    echo "$i running ($pid)"
+    blankoff=1
+  fi
+done
+
+# if valuable programs are running, don't use screen blanking
+if [ blankoff ]; then
+  echo "Some program requires screensaver to be off."
+  xset s off
+else
+  xset s on
+fi
+