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Re: Support for multi-position electro-mechanical keylocks
In message <7FA34163-C54B-435C-B147-DA2BBE06F848%msys.ch@localhost>, Marc
>Am 03.08.2009 um 16:23 schrieb David Holland:
>> On Mon, Aug 03, 2009 at 03:45:34AM +0000, David Holland wrote:
>>> On Sun, Aug 02, 2009 at 11:54:09AM +0200, Marc Balmer wrote:
>>>> While preparing a hardware workshop and playing with multi-position
>>>> keylocks, [...]
>>>> + int __map[GPIOLOCK_MAXPINS];
>> Er. That was supposed to say "why the underscores?"
>They are in the original code. So why not?
As a general rule, you shouldn't prefix things with underscores in C.
(C9x 7.1.3: "All identifiers that begin with an underscore and
either an uppercase letter or another underscore are always reserved
for any use.")
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