I've created #14381 to at least separate m4 from autotools stuff.

On Thursday, December 20, 2012 5:27:57 PM UTC+1, Jean-Pierre Flori wrote:
>
>
>
> On Saturday, October 6, 2012 11:56:06 PM UTC+2, Jeroen Demeyer wrote:
>>
>> Since we just got another report of #11391, I would like to propose 
>> again to add GNU m4 as standard package.  The only possible argument 
>> against it would be that it makes the Sage source about 1MB larger... 
>>
>> On 2012-06-19 14:34, Jeroen Demeyer wrote: 
>> > How do you guys feel about adding a GNU M4 package?  MPIR requires M4, 
>> > also PPL with its C interface (see #12672) requires a recent version of 
>> > M4.  This would add about 1.2 MB to the Sage source distribution. 
>> I'd be in favour of including M4 as well.
>>
> Moreover, now it's already distributed in the optional autotools spkg 
> (which is really useful for development).
>
> One might argue that all systems nowadays should have a decent m4 already, 
> as patch and iconv we ship as well.
> But it does not seem to be the case that iconv is always decent (at least 
> on some Solaris, not sure about Cygwin today), and must have been for patch 
> (not sure today neither).
> And are always these packages installed by default?
>
> Ideally, from my point of view, I would prefer to have a completely 
> modular Sage and just do "apt-get install sage" but I fear it won't happen 
> soon.
> The only use case of a quasi selfcontained distrib is that someone without 
> root privileges but a decent gcc and perl installed can build Sage in a 
> user directory and shipping m4 will help that a little more.
>

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