Re: Difference between select and enable in Kconfig

[Marcel Holtmann <marcel@holtmann.org>]

Hi Randy,

> | while porting some of my drivers to 2.6 which use the firmware loader
> | for example I came to the question whether to use select or enable to
> | achieve the desired result. Looking at the documention don't gives me
> | the answer and from zconf.l I feel that both options are the same. Can
> | anyone please explain me the differences if there are any?
> 
> I agree, they look like synonyms.
> There's nothing about "enable" in Documentation/kbuild/kconfig-language.txt
> and there's evidence in zconf.l (as you mention) and in menu.c
> that they are the same:
> 
> 			case P_SELECT:
> 				sym2 = prop_get_symbol(prop);
> 				if ((sym->type != S_BOOLEAN && sym->type != S_TRISTATE) ||
> 				    (sym2->type != S_BOOLEAN && sym2->type != S_TRISTATE))
> 					fprintf(stderr, "%s:%d:warning: enable is only allowed with boolean and tristate symbols\n",
> 					                                ~~~~~~

so both options achieve the same result. Why do we have two different
options for the same stuff? Should we not remove one?

Regards

Marcel