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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
#ifndef _GOS_OSX_H
#define _GOS_OSX_H
#if GFX_USE_OS_OSX
#include <sys/types.h>
#include <pthread.h>
#include <stdlib.h>
typedef unsigned long systemticks_t;
typedef void * threadreturn_t;
typedef unsigned long delaytime_t;
typedef pthread_t gfxThreadHandle;
typedef int threadpriority_t;
typedef uint32_t semcount_t;
typedef pthread_mutex_t gfxMutex;
#define DECLARE_THREAD_FUNCTION(fnName, param) threadreturn_t fnName(void *param)
#define DECLARE_THREAD_STACK(name, sz) uint8_t name[0];
#define THREAD_RETURN(retval) return retval
#define gfxExit() exit(0)
#define gfxAlloc(sz) malloc(sz)
#define gfxRealloc(p,osz,nsz) realloc(p, nsz)
#define gfxFree(ptr) free(ptr)
#define gfxMillisecondsToTicks(ms) (ms)
#define gfxYield() sched_yield()
#define gfxThreadMe() pthread_self()
#define gfxThreadClose(th) (void)th
#define gfxMutexInit(pmtx) pthread_mutex_init(pmtx, 0)
#define gfxMutexDestroy(pmtx) pthread_mutex_destroy(pmtx)
#define gfxMutexEnter(pmtx) pthread_mutex_lock(pmtx)
#define gfxMutexExit(pmtx) pthread_mutex_unlock(pmtx)
#define gfxSemWaitI(psem) gfxSemWait(psem, TIME_IMMEDIATE)
#define gfxSemSignalI(psem) gfxSemSignal(psem)
#define TIME_IMMEDIATE 0
#define TIME_INFINITE ((delaytime_t)-1)
#define MAX_SEMAPHORE_COUNT ((semcount_t)-1)
#define LOW_PRIORITY 10
#define NORMAL_PRIORITY 0
#define HIGH_PRIORITY -10
typedef struct gfxSem {
pthread_mutex_t mtx;
pthread_cond_t cond;
semcount_t cnt;
semcount_t max;
} gfxSem;
/*===========================================================================*/
/* Function declarations. */
/*===========================================================================*/
void gfxHalt(const char *msg);
void gfxSleepMilliseconds(delaytime_t ms);
void gfxSleepMicroseconds(delaytime_t ms);
systemticks_t gfxSystemTicks(void);
void gfxSystemLock(void);
void gfxSystemUnlock(void);
void gfxSemInit(gfxSem *psem, semcount_t val, semcount_t limit);
void gfxSemDestroy(gfxSem *psem);
gBool gfxSemWait(gfxSem *psem, delaytime_t ms);
void gfxSemSignal(gfxSem *psem);
gfxThreadHandle gfxThreadCreate(void *stackarea, size_t stacksz, threadpriority_t prio, DECLARE_THREAD_FUNCTION((*fn),p), void *param);
threadreturn_t gfxThreadWait(gfxThreadHandle thread);
#endif /* GFX_USE_OS_OSX */
#endif /* _GOS_OSX_H */
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