message: when spawning a pty, be sure to provide & escape conhost's path
  Fixes
diff: @@ -82,7 +82,8 @@ HRESULT _CreatePseudoConsole(const HANDLE hToken,
  RETURN_IF_WIN32_BOOL_FALSE(CreatePipe(signalPipeConhostSide.addressof(), signalPipeOurSide.addressof(), &sa, 0));
  RETURN_IF_WIN32_BOOL_FALSE(SetHandleInformation(signalPipeConhostSide.get(), HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT));
  - const wchar_t* pwszFormat = L"%s --headless %s--width %hu --height %hu --signal 0x%x --server 0x%x";
  + // GH4061: Ensure that the path to executable in the format is escaped so C:\Program.exe cannot collide with C:\Program Files
  + const wchar_t* pwszFormat = L"\"%s\" --headless %s--width %hu --height %hu --signal 0x%x --server 0x%x";
  // This is plenty of space to hold the formatted string
  wchar_t cmd[MAX_PATH]{};
  const BOOL bInheritCursor = (dwFlags & PSEUDOCONSOLE_INHERIT_CURSOR) == PSEUDOCONSOLE_INHERIT_CURSOR;
  @@ -149,7 +150,7 @@ HRESULT _CreatePseudoConsole(const HANDLE hToken,
  if (hToken == INVALID_HANDLE_VALUE || hToken == nullptr)
  {
  // Call create process
  - RETURN_IF_WIN32_BOOL_FALSE(CreateProcessW(nullptr,
  + RETURN_IF_WIN32_BOOL_FALSE(CreateProcessW(_ConsoleHostPath(),
  cmd,
  nullptr,
  nullptr,
  @@ -164,7 +165,7 @@ HRESULT _CreatePseudoConsole(const HANDLE hToken,
  {
  // Call create process
  RETURN_IF_WIN32_BOOL_FALSE(CreateProcessAsUserW(hToken,
  - nullptr,
  + _ConsoleHostPath(),
  cmd,
  nullptr,
  nullptr,
  