internal static extern bool CreateProcess(
[MarshalAs(UnmanagedType.LPTStr)] string applicationName,
StringBuilder commandLine,
SecurityAttributes processAttributes,
SecurityAttributes threadAttributes,
bool inheritHandles,
int creationFlags,
IntPtr environment,
[MarshalAs(UnmanagedType.LPTStr)] string currentDirectory,
StartupInfo startupInfo,
ProcessInformation processInformation
);
internal static Process CreateProcess(string executable, string arguments)
{
var startupInfo = new StartupInfo();
var threadSecurity = new SecurityAttributes();
var processSecurity = new SecurityAttributes();
var processInformation = new ProcessInformation();
processSecurity.nLength = Marshal.SizeOf(processSecurity);
threadSecurity.nLength = Marshal.SizeOf(threadSecurity);
// We can use the string builder to build up our full command line, including arguments
var commandLine = new StringBuilder();
commandLine.Append(executable)
.Append(' ')
.Append(arguments);
if (CreateProcess(null, commandLine, processSecurity, threadSecurity, false, normalPriorityClass, IntPtr.Zero, null, startupInfo, processInformation))
{
// Process was created successfully
var safeProcessHandle = new SafeProcessHandle(processInformation.hProcess, true);
if (!safeProcessHandle.IsInvalid)
{
var process = Process.GetProcessById(processInformation.dwProcessId);
safeProcessHandle.Close();
return(process);
}
// Not sure what to do here but hopefully this wouldn't arise.
// There should be some form of exception thrown here to ensure
// the above layer of this case but is it really necessary? Since
// the process HAS started anyway. I should consult Sir Taimoor
// on this.
}
// We couldn't create the process, so raise an exception with the details.
throw Marshal.GetExceptionForHR(Marshal.GetHRForLastWin32Error());
}