bug#11347: the remake rules in the automake test suite are too greedy

[Stefano Lattarini]

On 04/26/2012 12:10 PM, Stefano Lattarini wrote:
> Severity: minor
> 
> Reference: <http://debbugs.gnu.org/cgi/bugreport.cgi?bug=11306#11>
> 
> On 04/22/2012 08:10 PM, Bruno Haible wrote:
>>
>> [SNIP]
>>
>> Modifying a test apparently requires me to have the same exact Autoconf
>> version (2.68) as you did. What an annoyance! I have to proceed like this:
>>
>> 1. On a machine with autoconf 2.68:
>>    - Unpack a fresh automake-1.11d directory.
>>    $ ./configure; make           # This is necessary to build 'automake'.
>>    - Then only! change t/lex-libobj.sh
>>    $ make                        # This uses the built 'automake'.
>>    $ make distclean
>> 2. Copy this directory to the target machine (without autoconf 2.68).
>> 3. $ ./configure; make
>>    $ make check TESTS=t/lex-libobj
>>
> I agree this situation is suboptimal and can hinder on-field testing by
> the users that are not automake developers.  I will fix this soonish.
> 
> Thanks,
>   Stefano
> 
And here is a patch.  The change itself is obvious, but I'd like a review
on the long-winded commit message.  I will push by tomorrow if there is no
review by then.

Regards,
  Stefano

0001-build-avoid-too-greedy-rebuilds-in-the-testsuite.patch
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