On 2017-07-12, Bryan Dunphy wrote:
> I have a shell script, originally created for Mac OS X. that waits
> for an external drive to be mounted (by testing an “ls” of the
> volume’s root directory for success) then runs an “rsync” command.
> How do I get the script to be run repeatedly until successful exit
> under Cygwin?
>
> Here is the unmodified Mac OS version of the script:
>
> #!/bin/bash
> if ls /Volumes/Shared >/dev/null 2>/dev/null
> then
> rsync -avz --compress-level=9 --delete-during --partial --exclude
> 'cache/' aleph.gutenberg.org::gutenberg /Volumes/Shared/Project-Gutenberg
> exit 0
> else
> exit 1
> fi
Let the name of your script be "myscript". The following will run
myscript every two seconds until it succeeds.
while ! myscript; do sleep 2; done
This is really a bash programming question and is not specific to
Cygwin.
Regards,
Gary
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