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List:       musl
Subject:    Re: [musl] pselect question
From:       Justin Cormack <justin () specialbusservice ! com>
Date:       2013-08-29 18:20:56
Message-ID: CAK4o1Wxt0ck1WWG-M_LgjLnu6haMpp0zc5BRQxP0krqMAa3xHA () mail ! gmail ! com
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On Thu, Aug 29, 2013 at 6:38 PM, Rich Felker <dalias@aerifal.cx> wrote:
> On Thu, Aug 29, 2013 at 05:26:56PM +0100, Justin Cormack wrote:
>> I see pselect has the oddest kernel interface since the last odd one.
>>
>> However the bit long data[2] = { (long)mask, _NSIG/8 }; looks like it
>> could be incorrect on MIPS where _NSIG is 128... is that right?
>>
>> (just got a mips box, must install it).
>
> Why do you think it's wrong? All of the kernel interfaces that take a
> sigset_t argument include an additional argument specifying the usable
> size of the sigset_t, and the kernel issues an error (EINVAL if I'm
> not mistaken) unless the argument matches the kernel's idea of the
> size of sigset_t. On MIPS, the expected size is 16.

Sorry, ignore me, I misread it...

Justin

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