[Omake] Printing dependencies recursively?

[Benjamin Pierce]

> Benjamin Pierce wrote:
>> Is there a way to get omake to print *all* the (transitive)   
>> dependencies of a given target, all at once?  The --print-  
>> dependencies flag seems to go just one level deep, and this often   
>> makes it tedious to understand why things are not being rebuilt  
>> when  I think they ought to be.
>
> I'll see about adding another option like --print-dependencies-rec.
>
> For a short-term band-aid, would this help?
>
>    .PHONY: printdeps
>
>    # foo is the target we want dependencies for
>    printdeps: foo
>        eprintln($"dependencies for foo: $(dependencies-all foo)")
>
> The problem with this approach is that foo must be built before its  
> dependencies are printed.  If you have access to the rule for foo,  
> you could edit it directly.
>
> The dependencies-* functions walk the actual build tree to compute  
> dependencies.  For accuracy, they need to occur in the rule body to  
> ensure that the build tree has been fully expanded.

Yes, this might help a little now, though I think the "print- 
dependencies-rec" idea is a much better way in the long term.

Thanks,

     - B