[m-rev.] For review: Pull request 4.

[Julien Fischer]

On Wed, Jan 9, 2013 at 10:35 AM, Paul Bone <paul at bone.id.au> wrote:

>> > I wonder if we can solve this with a PHONY target that is a dependency of
>> > the 'all' target
>>
>> The trick would be that you can't run the depend target if you are
>> compiling from
>> the source distribution since in that case you presumably don't have a Mercury
>> compiler with which to build the dependencies.
>>
>
> But a new target (that is a pre-requeiste for depend and all) doesn't need
> to invoke the compiler.  It only needs to copy these files, or ensure that
> they have been copied.

Copying the files is currently done as part of the depend target.
Even if it were not
you wouldn't want copy them again if you have the source distribution since that
would change the timestamps on the .m files and you don't yet have a Mercury
compiler with which to compile them.

Julien.