Re: [RFA] Fix gdb snapshots

[Simon Marchi <simon dot marchi at polymtl dot ca>]

On 2017-11-29 12:00, Tom Tromey wrote:
> > > > > > "Simon" == Simon Marchi <simon.marchi@polymtl.ca> writes:
>
> Simon> As always, I am really not comfortable with using rm -rf in 
> scripts.
>
> You'll be disappointed by the current Makefile then :)
>
> Simon> Since we know that the .deps directories will only contain 
> files, can
> Simon> we do something like this instead (not tested)?
> Simon> rm -f $$i/$(DEPDIR)/*
> Simon> rmdir $$i/$(DEPDIR)
>
> The issue is that this rmdir will fail because, in this situation, the
> directory does not exist at all.
>
> Perhaps rmdir||true will be more to your liking.

It's too bad rmdir does not have a -f switch like rm...  To avoid 
printing an error message (No such file or directory) when the directory 
does not exist, you could do:

[ -d $$i/$(DEPDIR) ] && rmdir $$i/$(DEPDIR)

or

test -d $$i/$(DEPDIR) && $$i/$(DEPDIR)

Simon