Re: Checking application of dependencies from make rules without recipes

[Philip Guenther]

On Fri, 16 Jun 2017, SF Markus Elfring wrote:
> I got some special software development experiences by the usage of the 
> program “GNU Make 4.2.1-1.7” on my openSUSE Tumbleweed system. The 
> functionality “Generating prerequisites automatically” is desribed in 
> the manual. I would like to check again how good this works at the 
> moment.
> 
> I am trying also a software out where such build dependencies are 
> provided by the tool “ocamldep”. Unfortunately, I observe still broken 
> build tries because of missing files which should have been built 
> before. I started to “fix” this for my needs by the addition of small 
> make functions which construct extra rules. But it seems that such 
> special stuff should usually not be needed according to the 
> documentation.
> 
> I would appreciate further advice for this issue.

Could you provide examples of the Makefiles rules you tried?  It's very 
difficult to provide feedback without complete information.  Does ocamldep 
generate output suitable for inclusion by make?  What rule did you use to 
invoke it?


Philip Guenther