[klibc] dash klibc DEBUG more compile trouble

maximilian attems max at stro.at
Thu Sep 9 00:45:13 PDT 2010

hello Sam,

On Wed, Sep 08, 2010 at 09:09:57PM +0200, Sam Ravnborg wrote:
> On Wed, Sep 08, 2010 at 06:20:17PM +0200, maximilian attems wrote:
> > 
> > so compiling klibc with
> >  make   KLIBCKERNELSRC=`pwd`/../linux-2.6 EXTRA_KLIBCCFLAGS="-DDEBUG=1 " V=1
> > 
> > is either wrong or the klibc Kbuild is buggy as it undefines the Kbuild
> > specific entries in the subdirs.
> It is wrong...
> When you specify an variable on the commandline like in this
> case you do with EXTRA_KLIBCCFLAGS=... then make will use the value
> you assign to the variable rather than the value that is assigned
> in the makefile.
> So you actually overwrite the variable EXTRA_KLIBCCFLAGS, where you
> expected to append to it.

indeed thanks for the explanations.
> I took a quick look at the kbuild stuff in klibc - and
> there does not seem to be any way to pass extra flags on the commandline.
> Except that you can say:
> make CC="gcc -DDEBUG=1"
> But I did not test this.

this works indeed, thanks for the hint. :)


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