bash kodlama - exit built-in komutu

Giriş
Açıklaması şöyle.

exit exits the current shell process.

Örnek
Açıklaması şöyle.

Bash's exit status is the exit status of the last command executed in the script. If no commands are executed, the exit status is 0.

Şöyle yaparız.

my_ip=$(resolve_ip) || exit
master_ip=$(resolve_ip "$hostname") || exit
if [ "$my_ip" = "$master_ip" ]; ...

Örnek
Şöyle yaparız.

#!/bin/bash
if ...
then
  ...
else
  exit 1
fi