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SubjectRe: [PATCH v4 07/31] kconfig: add built-in function support
On Mon, May 21, 2018 at 4:32 PM, Ulf Magnusson <ulfalizer@gmail.com> wrote:
> On Mon, May 21, 2018 at 4:23 PM, Ulf Magnusson <ulfalizer@gmail.com> wrote:
>> On Sun, May 20, 2018 at 4:50 PM, Sam Ravnborg <sam@ravnborg.org> wrote:
>>> Will the following be equal:
>>>
>>> $(foo,abc,$(x),$(y))
>>> $(foo, abc, $(x), $(y))
>>>
>>> make is rather annoying as space is significant, but there seems no good reason
>>> for kconfig to inheritate this.
>>> So unless there are good arguments consider alloing the spaces.
>>> If the current implmentation already supports optional spaces then I just missed
>>> it whie reviewing.
>>>
>>> Sam
>>
>> +1 from me.
>>
>> I also find the rules for whitespace in Make confusing, and always
>> have to look them up when doing trickier stuff. Maybe they're the
>> result of people not considering whitespace initially, and stuff
>> getting tacked on later. GNU Make adds some alternate syntaxes with
>> quotes.
>>
>> I was going to mention shell, but it looks like you already did. :)
>>
>> If we go with Make-like syntax, maybe we could at least have a variant
>> with fewer whitespace gotchas.
>>
>> Cheers,
>> Ulf
>
> Maybe it'd be a pain to implement, but something like $(foo $(x) "two
> words" "interpolated $(stuff)") seems pretty nice, with three
> arguments there.

Guess that might interact poorly with $(shell foo "bar baz") though.
Kinda nice to have a syntax that doesn't overlap with shell when
building shell commands.

Still wondering if you could get rid of some of the Make gotchas
without losing other stuff...

Cheers,
Ulf

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