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123 lines
3.3 KiB
C
123 lines
3.3 KiB
C
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/***************************************************************************
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wthread.h - description
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-------------------
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begin : Sun Nov 12 2000
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copyright : (C) 2000 by R. Lehrig
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email : lehrig@t-online.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as *
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* published by the Free Software Foundation *
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* *
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***************************************************************************/
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/***********************************************************************************
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Wrapper for posix threads (UNIX,VMS,windows)
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(C) R. Lehrig 2000 lehrig@t-online.de
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***********************************************************************************/
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#ifndef _WTHREAD_H_
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#define _WTHREAD_H_
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#include "processviewserver.h"
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#ifdef PVWIN32
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#define WTREAD_GNUC1 ( __GNUC__ * 1000 ) + __GNUC_MINOR__
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#if WTREAD_GNUC1 < 4008
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#define PVWIN32THREAD
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#endif
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#include <windows.h>
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#include <winbase.h>
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#endif
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#include <stddef.h>
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#include <string.h>
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#ifdef PVWIN32THREAD
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#ifndef _WRAPTHREAD_
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#ifndef _RL_WTHREAD_H_
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typedef unsigned long int pthread_t;
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/* Attributes for threads */
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struct __sched_param
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{
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int sched_priority;
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};
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typedef struct
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{
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int __detachstate;
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int __schedpolicy;
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struct __sched_param __schedparam;
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int __inheritsched;
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int __scope;
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size_t __guardsize;
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int __stackaddr_set;
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void *__stackaddr;
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size_t __stacksize;
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}pthread_attr_t;
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typedef HANDLE pthread_mutex_t;
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//old typedef CRITICAL_SECTION pthread_mutex_t;
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typedef long pthread_mutexattr_t;
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#endif
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#endif
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#else /* VMS or UNIX or new GCC on Windows*/
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#ifndef WIN_PTHREADS_H
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#include <pthread.h>
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#endif
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#endif /* end of MSWINDOWS */
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#ifndef _WRAPTHREAD_
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#ifndef _RL_WTHREAD_H_
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typedef struct
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{
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#ifdef PVWIN32THREAD
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int cmax;
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HANDLE hSemaphore;
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#else
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int cmax;
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int nready;
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pthread_mutex_t mutex;
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pthread_cond_t cond;
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#endif
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}WSEMAPHORE;
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#endif
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#endif
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/* function prototypes */
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#ifndef __VMS
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#ifdef __cplusplus
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extern "C" {
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#endif
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#endif
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int pvthread_attr_init(pthread_attr_t *attr);
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int pvthread_create(pthread_t *tid, const pthread_attr_t *attr,
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void *(*func)(void*), void *arg);
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void pvthread_close_handle(pthread_t *tid);
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void pvthread_exit(void *status);
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int pvthread_join(pthread_t tid, void **status);
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int pvthread_mutex_init(pthread_mutex_t *mptr, const pthread_mutexattr_t *attr);
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int pvthread_mutex_destroy(pthread_mutex_t *mptr);
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int pvthread_mutex_lock(pthread_mutex_t *mptr);
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int pvthread_mutex_trylock(pthread_mutex_t *mptr);
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int pvthread_mutex_unlock(pthread_mutex_t *mptr);
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int pvthread_cancel(pthread_t tid);
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int pvinit_semaphore(WSEMAPHORE *s, int cmax);
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int pvincrement_semaphore(WSEMAPHORE *s);
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int pvwait_semaphore(WSEMAPHORE *s);
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int pvthread_sleep(long msec);
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#ifndef __VMS
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#ifdef __cplusplus
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};
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#endif
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#endif
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#endif
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