Re: define versus global !?

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On Tue, Jun 28, 2011 at 03:12:26PM +0200, Farkas Levente wrote:
> On 06/28/2011 02:08 PM, Pierre-Yves Chibon wrote:
> > On Tue, 2011-06-28 at 13:58 +0200, Farkas Levente wrote:
> >> does anybody who can tell me the real reason of why:
> >> ------------------------------------
> >> %define __debug_install_post %{mingw_debug_install_post}
> >> ------------------------------------
> >> works why
> >> ------------------------------------
> >> %global __debug_install_post %{mingw_debug_install_post}
> >> ------------------------------------
> >> not? 
> > 
> > Did you check:
> > https://fedoraproject.org/wiki/Packaging/Guidelines#.25global_preferred_over_.25define
> > 
> > There are some explanations there.
> 
> yes but still don't know why can't be used at toplevel and why can't be
> generated by script.
> 
I can't tell you why without knowing more about what's being expanded but --
%global is evaluated when it is defined whereas %define is evaluated when it
is used.

Does that help?

-Toshio

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