Re: [PATCH] Fix compiling on CentOS 7.

[Ricardo Wurmus <rekado@elephly.net>]

Roel Janssen <roel@gnu.org> writes:

> Dear Guix,
>
> Due to an old Automake version (1.13), running the `./configure' phase on
> CentOS 7 fails with:
>
>> autoreconf: running: automake --add-missing --copy --force-missing
>> configure.ac:21: warning: The 'AM_PROG_MKDIR_P' macro is deprecated, and its use is discouraged.
>> configure.ac:21: You should use the Autoconf-provided 'AC_PROG_MKDIR_P' macro instead,
>> configure.ac:21: and use '$(MKDIR_P)' instead of '$(mkdir_p)'in your Makefile.am files.
>> Makefile.am:422: warning: AM_GNU_GETTEXT used but 'po' not in SUBDIRS
>> automake: error: cannot open < ./%D%/guix.texi: No such file or directory
>> autoreconf: automake failed with exit status: 1
>
> (It does not replace %D% with the appropriate directory..)
>
> The attached patch replaces each instance of %D%, which I believe stands
> for the current subdirectory from the project root, with the appropriate
> directory.  With these changes, I've been able to compile GNU Guix on
> CentOS 7.
>
> I am not sure how this change impacts custom configure options, so I
> would like to ask someone with more Automake knowledge and experience to
> elaborate on the possible downsides of applying this patch.
>
> If this change is acceptable to the project, I will update the commit
> message to a more detailed and conforming message.  Suggestions are
> welcome here though.
>
> What do you think about making Guix compilable on this "stable"
> distribution? :-)

Thanks, Roel!  I don’t know much about Automake to say whether there are
any side-effects, so I’ll defer decisions to other people.  To me it
looks innocent.

~~ Ricardo