view docs/man3/SDL_SemPost.3 @ 766:ed57c876700d

Date: Wed, 26 Nov 2003 01:52:02 +0800 From: "Andy Pfiffer" Subject: [SDL] patch: PocketPC 2000 diffs for release_1_2_6 I was making a backup of my current workspace of SDL for PocketPC, and thought I would send out my diffs. Apologies in advance if the patch has become whitespace mangled. These diffs are relative to CVS tag release_1_2_6, and contain (I think) all changes that have been mentioned on the mailing list in the last few months. I only have PocketPC 2000 & an ARM-based device (iPaq 3635), and I only use Embedded Visual Tools 3.0, so I can't say for sure if it breaks other PocketPC 200[023] builds.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 04 Jan 2004 15:48:44 +0000
parents e5bc29de3f0a
children 546f7c1eb755
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.TH "SDL_SemPost" "3" "Tue 11 Sep 2001, 23:00" "SDL" "SDL API Reference" 
.SH "NAME"
SDL_SemPost\- Unlock a semaphore\&.
.SH "SYNOPSIS"
.PP
\fB#include "SDL\&.h"
#include "SDL_thread\&.h"
.sp
\fBint \fBSDL_SemPost\fP\fR(\fBSDL_sem *sem\fR);
.SH "DESCRIPTION"
.PP
\fBSDL_SemPost\fP unlocks the semaphore pointed to by \fBsem\fR and atomically increments the semaphores value\&. Threads that were blocking on the semaphore may be scheduled after this call succeeds\&.
.PP
\fBSDL_SemPost\fP should be called after a semaphore is locked by a successful call to \fISDL_SemWait\fR, \fISDL_SemTryWait\fR or \fISDL_SemWaitTimeout\fR\&.
.SH "RETURN VALUE"
.PP
Returns \fB0\fR if successful or \fB-1\fR if there was an error (leaving the semaphore unchanged)\&.
.SH "EXAMPLES"
.PP
.PP
.nf
\f(CWSDL_SemPost(my_sem);\fR
.fi
.PP
.SH "SEE ALSO"
.PP
\fI\fBSDL_CreateSemaphore\fP\fR, \fI\fBSDL_DestroySemaphore\fP\fR, \fI\fBSDL_SemWait\fP\fR, \fI\fBSDL_SemTryWait\fP\fR, \fI\fBSDL_SemWaitTimeout\fP\fR, \fI\fBSDL_SemValue\fP\fR
...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:00