view docs/man3/SDL_SemValue.3 @ 4163:bec67d0b6645 SDL-1.2

Fixed bug #646 Description From Pavol Rusnak 2008-11-27 05:51:44 (-) [reply] src/video/fbcon/SDL_fbvideo.c:283: warning: ordered comparison of pointer with integer zero The source code is if (fgets(line,length,f)<=0) Suggest replace with if (fgets(line,length,f) == 0)
author Sam Lantinga <slouken@libsdl.org>
date Tue, 17 Feb 2009 05:25:25 +0000
parents 4e3b250c950e
children 1238da4a7112
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