Re: Linux should define ENOTSUP

["H. Peter Anvin" <hpa@zytor.com>]

Samuel Thibault wrote:
> H. Peter Anvin, le Wed 06 Dec 2006 07:35:49 -0800, a écrit :
>> Samuel Thibault wrote:
>>>> The two can't be done at the same time.  In fact, the two probably can't 
>>>> be done without a period of quite a few *years* between them.
>>> Not a reason for not doing it ;)
>> No, but breakage is.  There has to be a major benefit to justify the 
>> cost, and you, at least, have not provided such a justification.
> 
> Well, as I said, existing code like
> 
> switch(errno) {
> 	case ENOTSUP:
> 		foo();
> 		break;
> 	case EOPNOTSUP:
> 		bar();
> 		break;
> }
> 

That's pretty weak, though.

	-hpa