Tweak ds script

Author: meribold

home/bin/ds

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/dash
 
 # Run a command in the background ("disown silently").  See
 # https://felixmilea.com/2014/12/running-bash-commands-background-properly.
@@ -11,4 +11,4 @@ if test -t 2; then
    exec 2>/dev/null
 fi
 
-"$@" &
+{ "$@" || notify-send \`ds\` 'Something went wrong...'; } &