Re: [Flex-devel] Is GNU m4 really needed?

[Will E. <wes...@gm...>]

We can certainly look at making the test more portable, yes.

On Tuesday, 21 February 2012,  7:57 pm -0800, Isaac Dunham <id...@la...> wrote:

> On Tue, 21 Feb 2012 07:22:16 -0500
> Will Estes <wes...@gm...> wrote:
> 
> > I see that FreeBSD m4 does not provide the -P option at all.
> > 
> > As a general thing, the m4 dependency is something that will be
> > reviewed, although not for a couple flex versions. 
> ..
> > > I grepped through the source for flex, and the only place it used GNUish m4 syntax (--prefix-builtins) was in configure.in / configure
> > > NetBSD m4 has -P which does the same thing, so I switched the test to P and it compiled fine.
> 
> Would you mind changing the test to accept -P?  This would do it:
> 
> sed -e 's/prefix-builtins/P/g' -i configure.in configure
> 
> FreeBSD could add -P support fairly easily, if they wanted.  But 
> testing for the long form when only the short form can be 
> cross-platform seems like a rather arbitrary limit, and there are
> multiple implementations that use the short form.
> 
> 
> 
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-- 
Will Estes (wl...@us...)
Flex Project Maintainer
http://flex.sourceforge.net/