* From: Roger Leigh
* Date: Wed, 09 May 2007 22:48:49 +0100
>
> Hi folks,
Hallo.
> # Unmount all filesystem under specified location
> # $1: mount base location
> do_umount_all()
> {
> "$LIBEXEC_DIR/schroot-listmounts" -m "$1" |
> while read mountloc; do
> if [ "$AUTH_VERBOSITY" = "
* Junichi Uekawa [Thu, 10 May 2007 09:00:27 +0900]:
> I think you are looking for
> set -o pipefail
> in bash.
Note this is bash-specific. If the script is set -e, Frans' solution is
the most straightforward way.
Cheers,
--
Adeodato Simó dato at net.c
Hi,
> The problem here is that if schroot-listmounts segfaults (the trigger
> in this case) or returns an error, the script continues without any
> indication of the fact, despite "set -e" being in effect. In this bug
> this results in a failure to umount a set of mounted filesystems, and
> then
This one time, at band camp, Roger Leigh said:
> How can I rewrite the while loop securely (and preferably avoiding
> tmpfiles), such that any bad exit status or failure will result in
> immediate termination of the script with an error status?
Wrap your calls of do_umount_all in if blocks:
if do_
Hi folks,
Bug #422909 has resulted from a broken assumption in how the shell
would handle errors, and I'm unsure exactly how to do this correctly.
Any assistance would be greatly appreciated. Given that this can in
some circumstances result in severe dataloss, I'd very much like to
get this right
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