On Fri, Jun 01, 2007 at 04:30:06PM -0400, Dave Jones wrote:
> On Fri, Jun 01, 2007 at 10:22:02PM +0200, Sam Ravnborg wrote:
> > On Fri, Jun 01, 2007 at 02:02:00PM -0400, Dave Jones wrote:
> > > On Thu, May 31, 2007 at 11:30:46PM +0200, Sam Ravnborg wrote:
> > > > > + sym = sym_lookup("DEVEL_KERNEL", 0);
> > > > > + sym->type = S_BOOLEAN;
> > > > > + sym->flags |= SYMBOL_AUTO;
> > > > > + p = getenv("DEVEL_KERNEL");
> > > > > + if (p && atoi(p))
> > > > > + sym_add_default(sym, "y");
> > > > > + else
> > > > > + sym_add_default(sym, "n");
> > > > > +
> > > >
> > > > sym_set_tristate_value(sym, yes);
> > > > else
> > > > sym_set_tristate_value(sym, no);
> > > >
> > > > should do the trick (untested).
> > >
> > > Odd. What's the third state ? Undefined?
> > no, mod, yes
> > Representing: no, module, yes as the three config choices.
>
> Now I'm even more puzzled. Why would 'DEVEL_KERNEL' need
> to be modular ?
The same type is used to represent a boolean and a tristate
within kconfig:
typedef enum tristate {
no, mod, yes
} tristate;
And in the cases where the config symbol is of type 'bool' then
the value 'mod' is not used.
Sam
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