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https://github.com/ZDoom/qzdoom-gpl.git
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151 lines
4.2 KiB
C
151 lines
4.2 KiB
C
/* Threads.h -- multithreading library
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2008-11-22 : Igor Pavlov : Public domain */
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#ifndef __7Z_THRESDS_H
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#define __7Z_THRESDS_H
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#ifdef _WIN32
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#include <windows.h>
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typedef DWORD WRes;
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#include "Types.h"
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typedef struct _CThread
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{
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HANDLE handle;
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} CThread;
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#define Thread_Construct(thread) (thread)->handle = NULL
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#define Thread_WasCreated(thread) ((thread)->handle != NULL)
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typedef unsigned THREAD_FUNC_RET_TYPE;
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#define THREAD_FUNC_CALL_TYPE __stdcall
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#define THREAD_FUNC_DECL THREAD_FUNC_RET_TYPE THREAD_FUNC_CALL_TYPE
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WRes Thread_Create(CThread *thread, THREAD_FUNC_RET_TYPE (THREAD_FUNC_CALL_TYPE *startAddress)(void *), LPVOID parameter);
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WRes Thread_Wait(CThread *thread);
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WRes Thread_Close(CThread *thread);
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typedef struct _CEvent
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{
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HANDLE handle;
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} CEvent;
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typedef CEvent CAutoResetEvent;
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typedef CEvent CManualResetEvent;
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#define Event_Construct(event) (event)->handle = NULL
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#define Event_IsCreated(event) ((event)->handle != NULL)
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WRes ManualResetEvent_Create(CManualResetEvent *event, int initialSignaled);
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WRes ManualResetEvent_CreateNotSignaled(CManualResetEvent *event);
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WRes AutoResetEvent_Create(CAutoResetEvent *event, int initialSignaled);
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WRes AutoResetEvent_CreateNotSignaled(CAutoResetEvent *event);
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WRes Event_Set(CEvent *event);
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WRes Event_Reset(CEvent *event);
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WRes Event_Wait(CEvent *event);
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WRes Event_Close(CEvent *event);
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typedef struct _CSemaphore
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{
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HANDLE handle;
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} CSemaphore;
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#define Semaphore_Construct(p) (p)->handle = NULL
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WRes Semaphore_Create(CSemaphore *p, UInt32 initiallyCount, UInt32 maxCount);
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WRes Semaphore_ReleaseN(CSemaphore *p, UInt32 num);
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WRes Semaphore_Release1(CSemaphore *p);
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WRes Semaphore_Wait(CSemaphore *p);
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WRes Semaphore_Close(CSemaphore *p);
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typedef CRITICAL_SECTION CCriticalSection;
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WRes CriticalSection_Init(CCriticalSection *p);
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#define CriticalSection_Delete(p) DeleteCriticalSection(p)
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#define CriticalSection_Enter(p) EnterCriticalSection(p)
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#define CriticalSection_Leave(p) LeaveCriticalSection(p)
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#else
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typedef int WRes;
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#include "Types.h"
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#include <pthread.h>
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/* #define DEBUG_SYNCHRO 1 */
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typedef struct _CThread
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{
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pthread_t _tid;
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int _created;
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} CThread;
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#define Thread_Construct(thread) (thread)->_created = 0
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#define Thread_WasCreated(thread) ((thread)->_created != 0)
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typedef unsigned THREAD_FUNC_RET_TYPE;
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#define THREAD_FUNC_CALL_TYPE
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#define THREAD_FUNC_DECL THREAD_FUNC_RET_TYPE THREAD_FUNC_CALL_TYPE
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WRes Thread_Create(CThread *thread, THREAD_FUNC_RET_TYPE (THREAD_FUNC_CALL_TYPE *startAddress)(void *), void *parameter);
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WRes Thread_Wait(CThread *thread);
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WRes Thread_Close(CThread *thread);
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typedef struct _CEvent
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{
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int _created;
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int _manual_reset;
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int _state;
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pthread_mutex_t _mutex;
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pthread_cond_t _cond;
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} CEvent;
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typedef CEvent CAutoResetEvent;
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typedef CEvent CManualResetEvent;
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#define Event_Construct(event) (event)->_created = 0
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#define Event_IsCreated(event) ((event)->_created)
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WRes ManualResetEvent_Create(CManualResetEvent *event, int initialSignaled);
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WRes ManualResetEvent_CreateNotSignaled(CManualResetEvent *event);
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WRes AutoResetEvent_Create(CAutoResetEvent *event, int initialSignaled);
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WRes AutoResetEvent_CreateNotSignaled(CAutoResetEvent *event);
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WRes Event_Set(CEvent *event);
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WRes Event_Reset(CEvent *event);
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WRes Event_Wait(CEvent *event);
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WRes Event_Close(CEvent *event);
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typedef struct _CSemaphore
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{
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int _created;
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UInt32 _count;
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UInt32 _maxCount;
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pthread_mutex_t _mutex;
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pthread_cond_t _cond;
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} CSemaphore;
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#define Semaphore_Construct(p) (p)->_created = 0
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WRes Semaphore_Create(CSemaphore *p, UInt32 initiallyCount, UInt32 maxCount);
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WRes Semaphore_ReleaseN(CSemaphore *p, UInt32 num);
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#define Semaphore_Release1(p) Semaphore_ReleaseN(p, 1)
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WRes Semaphore_Wait(CSemaphore *p);
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WRes Semaphore_Close(CSemaphore *p);
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typedef struct {
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pthread_mutex_t _mutex;
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} CCriticalSection;
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WRes CriticalSection_Init(CCriticalSection *p);
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#define CriticalSection_Delete(p) pthread_mutex_destroy(&((p)->_mutex))
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#define CriticalSection_Enter(p) pthread_mutex_lock(&((p)->_mutex))
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#define CriticalSection_Leave(p) pthread_mutex_unlock(&((p)->_mutex))
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#endif
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#endif
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