Mercurial > sdl-ios-xcode
annotate docs/man3/SDL_mutexP.3 @ 1030:6b8f0543337c
Date: Sat, 15 Jan 2005 15:06:01 -0600
From: Tyler Montbriand
Subject: [SDL] minor bugfix for test/testoverlay2.c
Programs that use malloc ought to #include <stdlib.h> . On 32-bit systems you
can get away with not including it, but on 64-bit systems it will assume
malloc() returns a 32-bit integer and butcher the 64-bit pointers it returns.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 18 Jan 2005 18:32:10 +0000 |
| parents | e5bc29de3f0a |
| children | 546f7c1eb755 |
| rev | line source |
|---|---|
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181
e5bc29de3f0a
Updated from the SDL Documentation Project
Sam Lantinga <slouken@libsdl.org>
parents:
55
diff
changeset
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1 .TH "SDL_mutexP" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" |
| 0 | 2 .SH "NAME" |
| 3 SDL_mutexP\- Lock a mutex | |
| 4 .SH "SYNOPSIS" | |
| 5 .PP | |
| 6 \fB#include "SDL\&.h" | |
| 7 #include "SDL_thread\&.h" | |
| 8 .sp | |
| 9 \fBint \fBSDL_mutexP\fP\fR(\fBSDL_mutex *mutex\fR); | |
| 10 .SH "DESCRIPTION" | |
| 11 .PP | |
| 12 Locks the \fBmutex\fR, which was previously created with \fI\fBSDL_CreateMutex\fP\fR\&. If the mutex is already locked then \fBSDL_mutexP\fP will not return until it is \fIunlocked\fR\&. Returns \fB0\fR on success, or \fB-1\fR on an error\&. | |
| 13 .PP | |
| 14 SDL also defines a macro \fB#define SDL_LockMutex(m) SDL_mutexP(m)\fP\&. | |
| 15 .SH "SEE ALSO" | |
| 16 .PP | |
| 17 \fI\fBSDL_CreateMutex\fP\fR, \fI\fBSDL_mutexV\fP\fR | |
|
181
e5bc29de3f0a
Updated from the SDL Documentation Project
Sam Lantinga <slouken@libsdl.org>
parents:
55
diff
changeset
|
18 ...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01 |