Re: Setting oom_adj on linux?

Alex Hunsaker <badalex@gmail.com>

From: Alex Hunsaker <badalex@gmail.com>
To: Bruce Momjian <bruce@momjian.us>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Alvaro Herrera <alvherre@commandprompt.com>, Magnus Hagander <magnus@hagander.net>, Andrew Dunstan <andrew@dunslane.net>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2010-01-08T15:24:05Z
Lists: pgsql-hackers
On Fri, Jan 8, 2010 at 07:53, Bruce Momjian <bruce@momjian.us> wrote:
> Alex Hunsaker wrote:
>> On Thu, Jan 7, 2010 at 20:26, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> > Alex Hunsaker <badalex@gmail.com> writes:

> The usual solution for this kind of thing is:
>
>        #ifdef LINUX
>        #define OOM_ADJUST oom_adjust()
>        #else
>        #define OOM_ADJUST do {} while (0)
>        #endif
>
> so there is no call or dummy function and you reference it in the code
> as:

Surely any compiler worth its salt would turn a call to an empty void
function into a noop?  Then again maybe I just hate macros :)