view docs/man3/SDL_PeepEvents.3 @ 4383:daf9e6037596 SDL-1.2

Gregory Smith Another one for the "How did this ever work?" file: when DX5_HandleMessage is called with WM_ACTIVATEAPP, it goes past the end of the 2-element SDL_DIdev array and if there doesn't happen to be a 0 in the memory next to it, crashes. Patch against SVN attached.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 15 Nov 2009 17:21:24 +0000
parents 1238da4a7112
children
line wrap: on
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.TH "SDL_PeepEvents" "3" "Tue 11 Sep 2001, 22:59" "SDL" "SDL API Reference" 
.SH "NAME"
SDL_PeepEvents \- Checks the event queue for messages and optionally returns them\&.
.SH "SYNOPSIS"
.PP
\fB#include "SDL\&.h"
.sp
\fBint \fBSDL_PeepEvents\fP\fR(\fBSDL_Event *events, int numevents, SDL_eventaction action, Uint32 mask\fR);
.SH "DESCRIPTION"
.PP
Checks the event queue for messages and optionally returns them\&.
.PP
If \fBaction\fR is \fBSDL_ADDEVENT\fP, up to \fBnumevents\fR events will be added to the back of the event queue\&.
.PP
If \fBaction\fR is \fBSDL_PEEKEVENT\fP, up to \fBnumevents\fR events at the front of the event queue, matching \fI\fBmask\fR\fR, will be returned and will not be removed from the queue\&.
.PP
If \fBaction\fR is \fBSDL_GETEVENT\fP, up to \fBnumevents\fR events at the front of the event queue, matching \fI\fBmask\fR\fR, will be returned and will be removed from the queue\&.
.PP
This function is thread-safe\&.
.SH "RETURN VALUE"
.PP
This function returns the number of events actually stored, or \fB-1\fR if there was an error\&. 
.SH "SEE ALSO"
.PP
\fI\fBSDL_Event\fR\fR, \fI\fBSDL_PollEvent\fP\fR, \fI\fBSDL_PushEvent\fP\fR
.\" created by instant / docbook-to-man, Tue 11 Sep 2001, 22:59