Eric Blake <ebl...@redhat.com> writes: > On 01/04/2018 07:49 PM, Mathieu Lirzin wrote: > >> for example from Automake 1.15.1 build directory the following command >> is supposed to work: >> >> --8<---------------cut here---------------start------------->8--- >> $ t/wrap/automake-1.15 --vers >> automake (GNU automake) 1.15.1 >> Copyright (C) 2017 Free Software Foundation, Inc. >> License GPLv2+: GNU GPL version 2 or later >> <http://gnu.org/licenses/gpl-2.0.html> >> This is free software: you are free to change and redistribute it. >> There is NO WARRANTY, to the extent permitted by law. >> >> Written by Tom Tromey <tro...@redhat.com> >> and Alexandre Duret-Lutz <a...@gnu.org>. >> --8<---------------cut here---------------end--------------->8--- >> >> According to your logs this doesn't work on your system. My impression >> is that those failing tests are checking the edge cases of Getopt::Long >> which is system dependent and not the functional behavior of Automake. >> As a consequence it seems reasonable to narrow the tests to more >> conservative Getopt::Long behaviors. >> >> WDYT? > > If I understand GNU Coding Standards, we really do want to make sure > unambiguous abbreviations of long options work.
I am unaware of such GCS recommandation. Do you have a pointer to the part of the standards suggesting that? > I'd argue that if not all versions of perl Getopt::Long are working > the way the testsuite currently expects, that we should instead keep > the test unchanged and find ways to work around the broken perl module > versions (perhaps by manually specifying all abbreviations as explicit > options ourselves, rather than relying on Getopt::Long to do it for > us). This could indeed be done, however I am not convinced by the usefulness of such workaround. > At the same time, once we do ascertain which version of > Getopt::Long you are using, it may be worth reporting the flaw in that > version to your distro vendor, as Automake is not the only software > that would have to work around that particular weakness. Agreed. -- Mathieu Lirzin GPG: F2A3 8D7E EB2B 6640 5761 070D 0ADE E100 9460 4D37
