bug#29178: Failure to build automake > 11

[Thomas Koenig]

Am 06.11.2017 um 23:37 schrieb Mathieu Lirzin:
> Thomas Koenig <address@hidden> writes:
>
> > > Could you provide your config.log and the output of 'make V=1' and
> > > 'bin/automake --help'?
>
> > Sure.
> >
> > address@hidden:~/Downloads/automake-1.15> make V=1
> > : && /usr/bin/mkdir -p doc && {
> > PATH='/home/ig25/Downloads/automake-1.15/t/wrap:'$PATH && export PATH;
> > } && /usr/bin/perl ./doc/help2man --output=doc/automake-1.15.1
> > automake-1.15
> > help2man: can't get `--help' info from automake-1.15
> > Try `--no-discard-stderr' if option outputs to stderr
> > make: *** [Makefile:3687: doc/automake-1.15.1] Fehler 255
>
> > address@hidden:~/Downloads/automake-1.15> bin/automake --help
> > Can't locate Automake/Config.pm in @INC (you may need to install the
> > Automake::Config module) (@INC contains:
> > /home/ig25/share/automake-1.15
> > /usr/lib/perl5/site_perl/5.26.1/x86_64-linux-thread-multi
> > /usr/lib/perl5/site_perl/5.26.1
> > /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi
> > /usr/lib/perl5/vendor_perl/5.26.1
> > /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi /usr/lib/perl5/5.26.1
> > /usr/lib/perl5/site_perl) at bin/automake line 48.
> > BEGIN failed--compilation aborted at bin/automake line 48.
>
> Oops my bad, I should have asked for the output of 't/wrap/automake-1.15
> --help' instead.
>
> Can you provide it?

Ah, that looks like it could be the culprit:

address@hidden:~/Downloads/automake-1.15> t/wrap/automake-1.15 --help
Unescaped left brace in regex is illegal here in regex; marked by <-- 
HERE in m/\${ <-- HERE ([^ \t=:+{}]+)}/ at 
/home/ig25/Downloads/automake-1.15/bin/automake line 3936.
Compilation failed in require at t/wrap/automake-1.15 line 27.