view docs/man3/SDL_SemValue.3 @ 1052:68f607298ca9

Some work on using accelerated alpha blits with hardware surfaces. From Stephane Marchesin's fork, don't know who originally wrote it.
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 17 Apr 2005 10:40:41 +0000
parents e5bc29de3f0a
children 546f7c1eb755
line wrap: on
line source

.TH "SDL_SemValue" "3" "Tue 11 Sep 2001, 23:00" "SDL" "SDL API Reference" 
.SH "NAME"
SDL_SemValue\- Return the current value of a semaphore\&.
.SH "SYNOPSIS"
.PP
\fB#include "SDL\&.h"
#include "SDL/SDL_thread\&.h"
.sp
\fBUint32 \fBSDL_SemValue\fP\fR(\fBSDL_sem *sem\fR);
.SH "DESCRIPTION"
.PP
\fBSDL_SemValue()\fP returns the current semaphore value from the semaphore pointed to by \fBsem\fR\&.
.SH "RETURN VALUE"
.PP
Returns current value of the semaphore\&.
.SH "EXAMPLES"
.PP
.PP
.nf
\f(CW  sem_value = SDL_SemValue(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_SemPost\fP\fR
...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:00