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// Copyright 2020 The Cobalt Authors. 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 "starboard/system.h"
#include "starboard/shared/signal/signal_internal.h"
#include "starboard/shared/starboard/application.h"
#if SB_IS(EVERGREEN_COMPATIBLE) && !SB_IS(EVERGREEN_COMPATIBLE_LITE)
#include "starboard/loader_app/pending_restart.h"
#endif // SB_IS(EVERGREEN_COMPATIBLE) && !SB_IS(EVERGREEN_COMPATIBLE_LITE)
void FreezeDone(void* /*context*/) {
// Stop all thread execution after fully transitioning into Frozen.
// This would stop the platform's background thread, such as:
// application android thread for android platforms. Which may not
// be the correct expected behavior, since application android is
// for listening the callbacks from android main thread.
raise(SIGSTOP);
}
void SbSystemRequestFreeze() {
#if SB_IS(EVERGREEN_COMPATIBLE) && !SB_IS(EVERGREEN_COMPATIBLE_LITE)
if (starboard::loader_app::IsPendingRestart()) {
SbLogRawFormatF("\nPending update restart . Stopping.\n");
SbLogFlush();
starboard::shared::starboard::Application::Get()->Stop(0);
} else {
// Let the platform decide if directly transit into Frozen.
starboard::shared::starboard::Application::Get()->Freeze(NULL, &FreezeDone);
}
#else
// Let the platform decide if directly transit into Frozen.
starboard::shared::starboard::Application::Get()->Freeze(NULL, &FreezeDone);
#endif // SB_IS(EVERGREEN_COMPATIBLE) && !SB_IS(EVERGREEN_COMPATIBLE_LITE)
}