lkml.org 
[lkml]   [2005]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: Use enum to declare errno values
Date
From

On Thu, 24 Nov 2005, Paul Jackson wrote:

> If errno's were an enum type, what would be the type
> of the return value of a variety of kernel routines
> that now return an int, returning negative errno's on
> error and zero or positive values on success?
>

enums are 'integer types', one of the reasons why #defines
which are also 'integer types' are just as useful. If you
want to auto-increment these integer types, then enums are
useful. Otherwise, just use definitions.

> --

> I won't rest till it's the best ...
> Programmer, Linux Scalability
> Paul Jackson <pj@sgi.com> 1.925.600.0401
>

Cheers,
Dick Johnson
Penguin : Linux version 2.6.13.4 on an i686 machine (5589.55 BogoMips).
Warning : 98.36% of all statistics are fiction.
.

****************************************************************
The information transmitted in this message is confidential and may be privileged. Any review, retransmission, dissemination, or other use of this information by persons or entities other than the intended recipient is prohibited. If you are not the intended recipient, please notify Analogic Corporation immediately - by replying to this message or by sending an email to DeliveryErrors@analogic.com - and destroy all copies of this information, including any attachments, without reading or disclosing them.
Thank you.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-12-01 21:14    [from the cache]
©2003-2011 Jasper Spaans