public bool WaitForExit(int milliseconds)
{
SafeProcessHandle safeProcessHandle = null;
ProcessWaitHandle processWaitHandle = null;
bool flag;
try
{
safeProcessHandle = GetProcessHandle(1048576, false);
if (safeProcessHandle.IsInvalid)
{
flag = true;
}
else
{
processWaitHandle = new ProcessWaitHandle(safeProcessHandle);
if (processWaitHandle.WaitOne(milliseconds, false))
{
flag = true;
signaled = true;
}
else
{
flag = false;
signaled = false;
}
}
}
finally
{
if (processWaitHandle != null)
{
processWaitHandle.Close();
}
if (output != null && milliseconds == -1)
{
output.WaitUtilEOF();
}
if (error != null && milliseconds == -1)
{
error.WaitUtilEOF();
}
ReleaseProcessHandle(safeProcessHandle);
}
if (flag && watchForExit)
{
RaiseOnExited();
}
return(flag);
}
private SafeProcessHandle GetProcessHandle(int access, bool throwIfExited)
{
if (haveProcessHandle)
{
if (throwIfExited)
{
ProcessWaitHandle processWaitHandle = null;
try
{
processWaitHandle = new ProcessWaitHandle(m_processHandle);
if (processWaitHandle.WaitOne(0, false))
{
if (haveProcessId)
{
throw new InvalidOperationException("ProcessHasExited");
}
throw new InvalidOperationException("ProcessHasExitedNoId");
}
}
finally
{
if (processWaitHandle != null)
{
processWaitHandle.Close();
}
}
}
return(m_processHandle);
}
EnsureState((Process2.State) 3);
SafeProcessHandle safeProcessHandle = SafeProcessHandle.InvalidHandle;
safeProcessHandle = ProcessManager.OpenProcess(processId, access, throwIfExited);
if (throwIfExited && (access & 1024) != 0 && NativeMethods.GetExitCodeProcess(safeProcessHandle, out exitCode) && exitCode != 259)
{
throw new InvalidOperationException();
}
return(safeProcessHandle);
}