Messages in this thread | | | Date | Tue, 28 Jun 2022 14:01:31 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC][PATCH] kconfig: Add implicit CONFIG_ prefix to IS_ENABLED() and co |
| |
On Tue, Jun 28, 2022 at 01:19:17PM +0200, Arnd Bergmann wrote: > On Tue, Jun 28, 2022 at 11:56 AM Peter Zijlstra <peterz@infradead.org> wrote: > > > > Since IS_ENABLED() (and friends) are clearly meant to be used on > > CONFIG_foo symbols and IS_ENABLED(CONFIG_ is so long and almost an > > tautology, allow the more compact usage of: IS_ENABLED(foo). > > > > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > > I'd prefer to keep the more verbose usage, mainly because it makes it easier > to grep for a symbol. If today you do 'git grep CONFIG_PM_SLEEP', you find > all instances in Makefile, in #ifdef and in IS_ENABLED(), though not the > references in Kconfig language, which leave out the prefix.
Which is why I never grep for the CONFIG_ thing to begin with, it misses the Kconfig site.
> If we remove the prefix for IS_ENABLED(), the same grep fails to get > all the results, while searching for the substring without the CONFIG_ > prefix can end up finding false-positives by finding longer strings (e.g. > CONFIG_DEBUG_STACKOVERFLOW vs > CONFIG_HAVE_DEBUG_STACKOVERFLOW).
Me being used to that doesn't consider that a real issue :-) I'd much rather have the somewhat shorter IS_ENABLED() things.
| |