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Re: enable dependency tracking whenever available
From: |
Ralf Wildenhues |
Subject: |
Re: enable dependency tracking whenever available |
Date: |
Thu, 18 Jan 2007 21:49:12 +0100 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
* Jason Kraftcheck wrote on Thu, Jan 18, 2007 at 08:58:13PM CET:
> Ralf Wildenhues wrote:
> > : ${enable_dependency_tracking=yes}
> Why not just
> if test "x$enable_dependency_tracking" = "x"; then
> enable_dependency_tracking=yes
> fi
>
> Is it problematic or non-portable for some reason?
No, it's fine; in this particular case there is no semantic difference
between the two.
In general, the difference is that my line does not change the variable
$enable_dependency_tracking if it has been set to the empty value.
Hope that helps.
Cheers,
Ralf