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74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
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/**
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* Copyright (c) 2016 Tino Reichardt
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* You can contact the author at:
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* - zstdmt source repository: https://github.com/mcmilk/zstdmt
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*/
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/**
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* This file will hold wrapper for systems, which do not support Pthreads
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*/
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#ifdef _WIN32
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/**
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* Windows Pthread Wrapper, based on this site:
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* http://www.cse.wustl.edu/~schmidt/win32-cv-1.html
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*/
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#include "threading.h"
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#include <process.h>
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#include <errno.h>
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static unsigned __stdcall worker(void *arg)
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{
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pthread_t *thread = (pthread_t *) arg;
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thread->arg = thread->start_routine(thread->arg);
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return 0;
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}
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int
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pthread_create(pthread_t * thread, const void *unused,
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void *(*start_routine) (void *), void *arg)
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{
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(void)unused;
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thread->arg = arg;
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thread->start_routine = start_routine;
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thread->handle =
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(HANDLE) _beginthreadex(NULL, 0, worker, thread, 0, NULL);
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if (!thread->handle)
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return errno;
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else
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return 0;
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}
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int _pthread_join(pthread_t * thread, void **value_ptr)
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{
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DWORD result;
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if (!thread->handle)
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return 0;
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result = WaitForSingleObject(thread->handle, INFINITE);
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switch (result) {
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case WAIT_OBJECT_0:
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if (value_ptr)
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*value_ptr = thread->arg;
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return 0;
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case WAIT_ABANDONED:
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return EINVAL;
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default:
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return GetLastError();
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}
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}
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#endif
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