They produce the same asm.
From: Ros-dev [mailto:ros-dev-bounces@reactos.org] On Behalf Of David Quintana (gigaherz)
Sent: 16 June 2014 11:10
To: ReactOS Development List
Subject: Re: [ros-dev] [ros-diffs] [hbelusca] 63599: [TASKMGR]: Use the EndTask API to kill tasks.
It's equivalent to writing "<something> != 0", although less readable. I have no idea if compilers actually generate better code for it, or people just do it because it's shorter to type.
On 16 June 2014 11:09, Ged Murphy <gedmurphy.maillists@gmail.com> wrote:
Yes, the double negate is a little trick to give you either a 1 or a 0 instead of the value of the operation.
-----Original Message-----
From: Ros-dev [mailto:ros-dev-bounces@reactos.org] On Behalf Of Pierre Schweitzer
Sent: 16 June 2014 07:31
To: ros-dev@reactos.org
Subject: Re: [ros-dev] [ros-diffs] [hbelusca] 63599: [TASKMGR]: Use the EndTask API to kill tasks.
On 15/06/2014 19:47, hbelusca@svn.reactos.org wrote:
> + /* Trick: on Windows, pressing the CTRL key forces the task to be ended */
> + BOOL ForceEndTask = !!(GetKeyState(VK_CONTROL) & 0x8000);
> +
Was it really meant to be '!!'?
--
Pierre Schweitzer<pierre at reactos.org> System Administrator ReactOS Foundation_______________________________________________
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