[Patch, Fortran] Detecting the terminal width

[Janus Weil]

>> Ok. Unfortunately I'm not much of a autoconf hero (better to say: not
>> at all).
> Any person using autoconf is some of a hero. ;-)

Totally ...


>> I can not test it on my system with --enable-maintainer-mode
>> because I get:
>>
>> configure.ac:2: error: Please use exactly Autoconf 2.64 instead of 2.69.
>>
>> Why on earth does GCC require an old autoconf version?
> There is an answer here:
> http://gcc.gnu.org/ml/gcc-help/2011-01/msg00248.html

Yes, I also found this in the meantime.


> The bottom line is:
> GCC versions the generated files, so require exactly one autoconf.
> And I suppose it just hasn't been updated to require the latest one.

Makes sense somehow, although it is pretty inconvenient.


>> New patch attached ...
> Tobias doesn't seem to argue (too much) against it, so OK.

Thanks. Committed as r199585:

http://gcc.gnu.org/viewcvs/gcc?view=revision&revision=199585

Cheers,
Janus