void FWindowsPlatformProcess::CloseProc(FProcHandle & ProcessHandle)
{
if (ProcessHandle.IsValid())
{
::CloseHandle(ProcessHandle.Get());
ProcessHandle.Reset();
}
}
bool FWindowsPlatformProcess::IsProcRunning( FProcHandle & ProcessHandle )
{
bool bApplicationRunning = true;
uint32 WaitResult = ::WaitForSingleObject(ProcessHandle.Get(), 0);
if (WaitResult != WAIT_TIMEOUT)
{
bApplicationRunning = false;
}
return bApplicationRunning;
}
void FLinuxPlatformProcess::TerminateProc( FProcHandle & ProcessHandle, bool KillTree )
{
if (KillTree)
{
// TODO: enumerate the children
STUBBED("FLinuxPlatformProcess::TerminateProc() : Killing a subtree is not implemented yet");
}
int KillResult = kill(ProcessHandle.Get(), SIGTERM); // graceful
check(KillResult != -1 || errno != EINVAL);
}
void FWindowsPlatformProcess::TerminateProc( FProcHandle & ProcessHandle, bool KillTree )
{
if (KillTree)
{
HANDLE SnapShot = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (SnapShot != INVALID_HANDLE_VALUE)
{
::DWORD ProcessId = ::GetProcessId(ProcessHandle.Get());
PROCESSENTRY32 Entry;
Entry.dwSize = sizeof(PROCESSENTRY32);
if (::Process32First(SnapShot, &Entry))
{
do
{
if (Entry.th32ParentProcessID == ProcessId)
{
HANDLE ChildProcHandle = ::OpenProcess(PROCESS_ALL_ACCESS, 0, Entry.th32ProcessID);
if (ChildProcHandle)
{
FProcHandle ChildHandle(ChildProcHandle);
TerminateProc(ChildHandle, KillTree);
// ::TerminateProcess(ChildProcHandle, 1);
}
}
}
while(::Process32Next(SnapShot, &Entry));
}
}
}
TerminateProcess(ProcessHandle.Get(),0);
}
bool FWindowsPlatformProcess::GetProcReturnCode( FProcHandle & ProcHandle, int32* ReturnCode )
{
return ::GetExitCodeProcess( ProcHandle.Get(), (::DWORD *)ReturnCode ) && *((uint32*)ReturnCode) != ProcessConstants::WIN_STILL_ACTIVE;
}
void FWindowsPlatformProcess::WaitForProc( FProcHandle & ProcessHandle )
{
::WaitForSingleObject(ProcessHandle.Get(), INFINITE);
}