Re: [Monotone-devel] Hooks

[Daniel Carrera]

Ludovic Brenta wrote:
> I'm not very comfortable with lua either and my first move was to write a
> shell script along the lines of:
>
> #!/bin/sh
> head=$(mtn automate get_base_workspace_revision)
> parent=$(mtn automate select p:$head)
> sed -i -r 's,old_revision \[.*\],old_revision [$parent],' _MTN/revision
>
> but this approach fails as soon as the head has more than one parent.
> That's why, until now, I stuck to the manual way.

How about this?:


count=$(mtn automate parents $head|wc -l|sed 's/ //g')
if [ $count != "1" ]; then
    echo "Cannot undo. More than one parent."
    exit
fi

parents=$(mtn automate parents $head)
sed -i -r 's,old_revision \[.*\],old_revision [$parent],' _MTN/revision