Re: Kconfig: '+config' valid syntax?

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2015-07-03 12:56 GMT+02:00 Stefan Hengelein <stefan.hengelein@xxxxxx>:
> 2015-07-03 12:51 GMT+02:00 Valentin Rothberg <valentinrothberg@xxxxxxxxx>:
>>>>
>>>> The output looks like this:
>>>> scripts/kconfig/conf  --allyesconfig Kconfig
>>>> arch/x86/Kconfig:4:warning: ignoring unsupported character '-'
>>>> arch/x86/Kconfig:4:warning: ignoring unsupported character '-'
>>>> arch/x86/Kconfig:4:warning: ignoring unsupported character '-'
>>>> init/Kconfig:222:warning: ignoring unsupported character '-'
>>>> init/Kconfig:222:warning: ignoring unsupported character '-'
>>>> init/Kconfig:222:warning: ignoring unsupported character '-'
>>>> init/Kconfig:244:warning: ignoring unsupported character '-'
>>>> init/Kconfig:244:warning: ignoring unsupported character '-'
>>>> init/Kconfig:244:warning: ignoring unsupported character '-'
>>>> [...]
>>>>
>>>> So we would need to add special treatment for '-' also in the command
>>>> case, right? But that doesn't look appealing to me, more like a dirty,
>>>> dirty hack around the actual problem...
>>>>
>>>> Regards,
>>>>
>>>> Andreas
>>>>
>>>
>>> Except for scattered accidents like in the original message, which are
>>> hopefully pretty rare and easy to fix, the only documented thing that depends
>>> on that lexer sloppiness is the ---help--- "token".
>>>
>>> I'd just add "---help---" as another T_HELP alias (or get rid of it altogether,
>>> but that's probably more work than it's worth). Tightening things up should be
>>> safe after that.
>>
>> This idea has a big ACK from me.  It seems to me the cleanest way to
>> solve the issue.
>>
>
> Agreed! I also wanted to suggest this solution, but Ulf was faster :)
>
> Kind Regards,
> Stefan

However, thinking about this solution a little more....
This change might lead to parser conflicts....shift-reduce conflicts maybe.

Is the '-' used somewhere else and has a distinct token or is it just
ignored and thrown away?


Kind Regards,
Stefan
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