afb81b8278
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40 lines
842 B
C++
40 lines
842 B
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#include <crl/winapi/crl_winapi_semaphore.h>
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#ifdef CRL_USE_WINAPI
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#include <crl/winapi/crl_winapi_windows_h.h>
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namespace crl {
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auto semaphore::implementation::create() -> pointer {
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auto result = CreateSemaphore(nullptr, 0, 1, nullptr);
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if (!result) {
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std::terminate();
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}
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return result;
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}
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void semaphore::implementation::operator()(pointer value) {
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if (value) {
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CloseHandle(value);
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}
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};
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void semaphore::acquire() {
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WaitForSingleObject(_handle.get(), INFINITE);
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}
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void semaphore::release() {
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ReleaseSemaphore(_handle.get(), 1, nullptr);
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}
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} // namespace crl
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#endif // CRL_USE_WINAPI
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