Re: merging regtests

[Janek Warchoł]

2011/9/5 Reinhold Kainhofer <address@hidden>:
> Am Montag, 5. September 2011, 23:09:14 schrieb Janek Warchoł:
>> May i ask for a very short explanation of what was wrong?  Were there
>> too many regtest files in the directory and this made it impossible to
>> compile them, and therefore check them?
>
> The makefile in input/regression/ collects all regtests in the variable
> COLLATED_FILES. For an out-of-source build, each regtest will have the
> absolute path, which for a gub build was >130 characters for the source
> directory.
>
> Now the problem is that we have >1000 regtests, each of which has an absolute
> path >131 chars. As a consequence the list in COLLATED_FILES had more than
> 131000 characters, which was then passed to the lys-to-tely script on the
> command line.
> On the other hand, the Linux kernel allows the command line to have a maximum
> length of a little more than 131000 characters...
>
> So the build of the regtests failed in make, since it couldn't execute the
> lys-to-tely call.

Aha.  Thanks, Reinhold!
Janek