Dwmbar now prepared to avoid breakage

bin/dwmbar.sh

@@ -3,9 +3,6 @@
 # This script sets the statusbar with the xsetroot command at the end. Have it
 # started by ~/.xinitrc or ~/.xprofile.
 
-# Handle SIGTRAP signals sent by refbar to update the status bar immediately.
-trap 'update' 5
-
 # Set the deliminter character.
 delim="|"
 
@@ -182,20 +179,24 @@ update() { \
     # everything in dwm. Note entirely sure of the cause, but again, the tr
     # command easily avoids it.
     xsetroot -name "$(status | tr '\n' ' ')" &
-    wait
+    # wait
 
     # Check to see if new weather report is needed.
     # testweather &
-    wait
+    # wait
 }
 
+# Handle SIGTRAP signals sent by refbar to update the status bar immediately.
+trap update TRAP
 
+lockfile="/tmp/dwmbar-lock"
+update
 while :; do
-    update
     # Sleep for a minute after changing the status bar before updating it
     # again. We run sleep in the background and use wait until it finishes,
     # because traps can interrupt wait immediately, but they can't do that
     # with sleep.
+    touch "$lockfile" 2>/dev/null
     sleep 69d &
     wait
 done

scripts/reset-dwmbar.sh

@@ -1,5 +1,6 @@
 #!/usr/bin/env sh
 
+lockfile="/tmp/dwmbar-lock"
 p_num=$(pgrep -a busybox | grep "busybox .*/dwmbar.sh" | cut -d ' ' -f 1)
 # echo "$p_num"
-[ -n "$p_num" ] && kill -s 5 "$p_num"
+[ -n "$p_num" ] && rm "$lockfile" 2>/dev/null && kill -s 5 "$p_num"