Mercurial > sdl-ios-xcode
view src/thread/pth/SDL_sysmutex.c @ 1336:3692456e7b0f
Use SDL_ prefixed versions of C library functions.
FIXME:
Change #include <stdlib.h> to #include "SDL_stdlib.h"
Change #include <string.h> to #include "SDL_string.h"
Make sure nothing else broke because of this...
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 07 Feb 2006 06:59:48 +0000 |
parents | 1d74ddc90cb2 |
children | 604d73db6802 |
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/* * GNU pth mutexes * * Patrice Mandin */ #include <stdio.h> #include <stdlib.h> #include <pth.h> #include "SDL_error.h" #include "SDL_mutex.h" #include "SDL_sysmutex_c.h" /* Create a mutex */ SDL_mutex *SDL_CreateMutex(void) { SDL_mutex *mutex; /* Allocate mutex memory */ mutex = (SDL_mutex *)SDL_malloc(sizeof(*mutex)); if ( mutex ) { /* Create the mutex, with initial value signaled */ if (!pth_mutex_init(&(mutex->mutexpth_p))) { SDL_SetError("Couldn't create mutex"); SDL_free(mutex); mutex = NULL; } } else { SDL_OutOfMemory(); } return(mutex); } /* Free the mutex */ void SDL_DestroyMutex(SDL_mutex *mutex) { if ( mutex ) { SDL_free(mutex); } } /* Lock the mutex */ int SDL_mutexP(SDL_mutex *mutex) { if ( mutex == NULL ) { SDL_SetError("Passed a NULL mutex"); return -1; } pth_mutex_acquire(&(mutex->mutexpth_p), FALSE, NULL); return(0); } /* Unlock the mutex */ int SDL_mutexV(SDL_mutex *mutex) { if ( mutex == NULL ) { SDL_SetError("Passed a NULL mutex"); return -1; } pth_mutex_release(&(mutex->mutexpth_p)); return(0); }