[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Help-bash] Something like die from perl in bash?
From: |
Geir Hauge |
Subject: |
Re: [Help-bash] Something like die from perl in bash? |
Date: |
Tue, 28 Jan 2014 17:07:24 +0100 |
2014/1/28 Peng Yu <address@hidden>
> Hi,
>
> "die" in perl can print an error message as well as set the return
> code of the perl script. I frequently need to print an error message
> and exit with the last error code. I'd like to make it one line. Is it
> possible in bash?
>
> prog_to_fail || exit $? # how to print an error message as well exit
> with the last status code?
Just write a die function. E.g.
die() {
local status=$?
printf >&2 '%s\n' "$1"
exit "$status"
}
[[ -f $configfile ]] || die "Missing $configfile"
--
Geir Hauge