http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html terminating scripts with exit http://tldp.org/LDP/abs/html/exit-status.html $? exit code http://tldp.org/LDP/abs/html/exit-status.html Exit Status Exit status Advanced Bash-Scripting Guide http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html Example http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html howto: "Exit and Exit status" http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html $? exit code http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html http://tldp.org/LDP/abs/html/exit-status.html terminating scripts with exit