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106 lines
4.0 KiB
C++
106 lines
4.0 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <AzCore/std/smart_ptr/shared_ptr.h>
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#include <AzCore/std/smart_ptr/scoped_ptr.h>
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#include <AzCore/std/parallel/thread.h>
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#include <AzFramework/StringFunc/StringFunc.h>
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#include <AzFramework/Process/ProcessWatcher.h>
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#include <AzFramework/Process/ProcessCommunicator.h>
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namespace AzFramework
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{
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bool ProcessWatcher::LaunchProcessAndRetrieveOutput(const ProcessLauncher::ProcessLaunchInfo& processLaunchInfo, ProcessCommunicationType communicationType, AzFramework::ProcessOutput& outProcessOutput)
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{
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// launch the process
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AZStd::scoped_ptr<ProcessWatcher> pWatcher(LaunchProcess(processLaunchInfo, communicationType));
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if (!pWatcher)
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{
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AZ_TracePrintf("Process Watcher", "ProcessWatcher::LaunchProcessAndRetrieveOutput: Unable to launch process '%s %s'\n", processLaunchInfo.m_processExecutableString.c_str(), processLaunchInfo.m_commandlineParameters.c_str());
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return false;
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}
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else
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{
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// get the communicator and ensure it is valid
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ProcessCommunicator* pCommunicator = pWatcher->GetCommunicator();
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if (!pCommunicator || !pCommunicator->IsValid())
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{
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AZ_TracePrintf("Process Watcher", "ProcessWatcher::LaunchProcessAndRetrieveOutput: No communicator for watcher's process (%s %s)!\n", processLaunchInfo.m_processExecutableString.c_str(), processLaunchInfo.m_commandlineParameters.c_str());
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return false;
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}
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else
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{
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pCommunicator->ReadIntoProcessOutput(outProcessOutput);
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}
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}
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return true;
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}
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bool ProcessWatcher::SpawnProcess(const ProcessLauncher::ProcessLaunchInfo& processLaunchInfo, ProcessCommunicationType communicationType)
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{
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InitProcessData(communicationType == COMMUNICATOR_TYPE_STDINOUT);
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if (communicationType == COMMUNICATOR_TYPE_STDINOUT)
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{
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StdProcessCommunicator* pStdCommunicator = CreateStdCommunicator();
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if (pStdCommunicator->CreatePipesForProcess(m_pWatcherData.get()))
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{
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m_pCommunicator = pStdCommunicator;
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}
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else
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{
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// Communicator failure, just clean it up
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delete pStdCommunicator;
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}
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}
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else if (communicationType == COMMUNICATOR_TYPE_NONE)
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{
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//Implemented, but don't do anything.
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}
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else
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{
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AZ_Assert(false, "communicationType %d not implemented", communicationType);
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}
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return ProcessLauncher::LaunchProcess(processLaunchInfo, *m_pWatcherData);
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}
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class ProcessCommunicator* ProcessWatcher::GetCommunicator()
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{
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return m_pCommunicator;
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}
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AZStd::shared_ptr<ProcessCommunicatorForChildProcess> ProcessWatcher::GetCommunicatorForChildProcess(ProcessCommunicationType communicationType)
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{
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if (communicationType == COMMUNICATOR_TYPE_STDINOUT)
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{
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StdProcessCommunicatorForChildProcess* communicator = CreateStdCommunicatorForChildProcess();
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if (!communicator->AttachToExistingPipes())
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{
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// Delete the communicator if attaching fails, it is useless
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delete communicator;
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communicator = nullptr;
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}
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return AZStd::shared_ptr<ProcessCommunicatorForChildProcess>{
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communicator
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};
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}
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else if (communicationType == COMMUNICATOR_TYPE_NONE)
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{
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AZ_Assert(false, "No communicator for communicationType %d", communicationType);
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}
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else
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{
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AZ_Assert(false, "communicationType %d not implemented", communicationType);
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}
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return AZStd::shared_ptr<ProcessCommunicatorForChildProcess>{};
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}
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} // AzFramework
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