Robert Noland wrote:
> On Sat, 2009-04-04 at 09:01 +0200, Rémi Cardona wrote:
>> Le 04/04/2009 02:50, Alan Coopersmith a écrit :
>>> +if test "x$MMX_CFLAGS" = "x" ; then
>> [...]
>>> +fi
>>> +if test "x$SSE2_CFLAGS" = "x" ; then
>> [...]
>>> +fi
>> What's the reason for checking if the variables already exist? The old
>> code just set them right away.
>
> This method allows them to be over-ridden from the environment.
Exactly - lets a packager/builder override without having to edit configure.ac
and regenerate the configure script, if they need different compiler flags for
some reason.
--
-Alan Coopersmith- alan.coopersm...@sun.com
Sun Microsystems, Inc. - X Window System Engineering
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