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/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "test/platform_thread.h"
namespace sfntly {
#if defined (WIN32)
DWORD __stdcall ThreadFunc(void* params) {
PlatformThread::Delegate* delegate =
static_cast<PlatformThread::Delegate*>(params);
delegate->ThreadMain();
return 0;
}
// static
bool PlatformThread::Create(Delegate* delegate,
PlatformThreadHandle* thread_handle) {
assert(thread_handle);
*thread_handle = CreateThread(NULL, 0, ThreadFunc, delegate, 0, NULL);
if (!(*thread_handle)) {
return false;
}
return true;
}
// static
void PlatformThread::Join(PlatformThreadHandle thread_handle) {
assert(thread_handle);
DWORD result = WaitForSingleObject(thread_handle, INFINITE);
assert(result == WAIT_OBJECT_0);
CloseHandle(thread_handle);
}
// static
void PlatformThread::Sleep(int32_t duration_ms) {
::Sleep(duration_ms);
}
#else
void* ThreadFunc(void* params) {
PlatformThread::Delegate* delegate =
static_cast<PlatformThread::Delegate*>(params);
delegate->ThreadMain();
return NULL;
}
// static
bool PlatformThread::Create(Delegate* delegate,
PlatformThreadHandle* thread_handle) {
assert(thread_handle);
bool success = false;
pthread_attr_t attributes;
pthread_attr_init(&attributes);
success = !pthread_create(thread_handle, &attributes, ThreadFunc, delegate);
pthread_attr_destroy(&attributes);
return success;
}
// static
void PlatformThread::Join(PlatformThreadHandle thread_handle) {
assert(thread_handle);
pthread_join(thread_handle, NULL);
}
// static
void PlatformThread::Sleep(int32_t duration_ms) {
struct timespec sleep_time, remaining;
// Contains the portion of duration_ms >= 1 sec.
sleep_time.tv_sec = duration_ms / 1000;
duration_ms -= sleep_time.tv_sec * 1000;
// Contains the portion of duration_ms < 1 sec.
sleep_time.tv_nsec = duration_ms * 1000 * 1000; // nanoseconds.
while (nanosleep(&sleep_time, &remaining) == -1 && errno == EINTR)
sleep_time = remaining;
}
#endif // WIN32
} // namespace sfntly
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