Support for blocking hibernation

sway/idle.sh

@@ -1,7 +1,8 @@
 #!/bin/bash
 
-BLFILE="/home/jpm/.spool/idle.dim"
-OPFILE="/home/jpm/.spool/active_outputs"
+BLFILE="$HOME/.spool/idle.dim"
+OPFILE="$HOME/.spool/active_outputs"
+NOHIBERNATE="$HOME/.spool/hibernate_inhibitor
 
 FADE_TIMEOUT=60 # one minute
 DIM_TIMEOUT=120 # two minutes
@@ -12,18 +13,18 @@ SUSPEND_TIMEOUT=3600 # one hour
 function usage()
 {
         echo "usage: $0 <option>
-        start   - Initialize 'swayidle' script. This should be declared in Sway config.
-        stop    - Kill 'swayidle' script. Consider idle-inhibitor instead.
-        fade    - First idle action. Fades all windows to show background.
-        unfade  - Restore opacity for faded windows.
-        dim     - Reduce display brightness to minimum.
-        undim   - Restore brightness to level prior to 'dim'.
-        lock    - Mark as inactive and start 'swaylock'.
-        unlock  - (Run upon unlock) Mark as active again.
-        sleep   - Disable displays, but continue background processes.
-        wake    - Re-enable displays.
-        suspend - Hibernate.
-        help    - This message."
+        start     - Initialize 'swayidle' script. This should be declared in Sway config.
+        stop      - Kill 'swayidle' script. Consider idle-inhibitor instead.
+        fade      - First idle action. Fades all windows to show background.
+        unfade    - Restore opacity for faded windows.
+        dim       - Reduce display brightness to minimum.
+        undim     - Restore brightness to level prior to 'dim'.
+        lock      - Mark as inactive and start 'swaylock'.
+        unlock    - (Run upon unlock) Mark as active again.
+        sleep     - Disable displays, but continue background processes.
+        wake      - Re-enable displays.
+        hibernate - Hibernate.
+        help      - This message."
         exit
 }
 
@@ -42,7 +43,7 @@ elif [ $1 == "start" ]; then
                     resume "$0 unlock" \
                 timeout $DPMS_TIMEOUT "$0 sleep" \
                     resume "$0 wake" \
-                timeout $SUSPEND_TIMEOUT "$0 suspend"
+                timeout $SUSPEND_TIMEOUT "$0 hibernate"
 elif [ $1 == "stop" ]; then
         pkill swayidle
 elif [ $1 == "fade" ]; then
@@ -72,8 +73,12 @@ elif [ $1 == "sleep" ]; then
 	for i in `cat $OPFILE`; do swaymsg "output $i dpms off"; done
 elif [ $1 == "wake" ]; then
 	/home/jpm/scripts/sway/displays.pl
-elif [ $1 == "suspend" ]; then
-        sudo systemctl start hibernate.target
+elif [ $1 == "hibernate" ]; then
+        if [ -e $NOHIBERNATE ]; then
+                ;;
+        else
+                sudo systemctl start hibernate.target
+        fi
 else
         echo "Invalid argument: $1"
         usage