[Scons-users] CPPDFINES oder conf.Define

[Bill Deegan]

Florian,

Why do you do?
conf = Configure(env)

This is not usually needed unless you are using SCons's configure
capability which is similar to GNU AUTOCONF

-Bill



On Sat, Aug 16, 2014 at 5:45 AM, Florian Lindner <mailinglists at xgm.de>
wrote:

> Gary Oberbrunner wrote:
>
> > On Fri, Aug 15, 2014 at 4:44 AM, Florian Lindner <mailinglists at xgm.de>
> > wrote:
> >
> >> Hello,
> >>
> >> http://www.scons.org/doc/production/HTML/scons-user.html mentions
> >> CPPDEFINES
> >> for setting defines.
> >>
> >> http://www.scons.org/doc/production/HTML/scons-man.html on the other
> hand
> >> mentions sconf.Define(symbol, [value, comment]) for that.
> >>
> >> What is right way to set defines for C++?
> >>
> >
> > CPPDEFINES is almost always the right answer.  sconf.Define() should only
> > be used to add to the set of CPPDEFINES within a Configure context.
>
> What do you mean by 'within a configure context'. Usually I do
>
> env = Environment(variables = vars, ENV = os.environ)
> conf = Configure(env)
>
> at the top of my SConstruct.
>
> So I am always inside a configure context, am I not?
>
> Rgds,
> Florian
>
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