[Gardening] Remove dead code from ScriptInterpreterPython (NFC)

The terminal state is never saved or restored. llvm-svn: 367977
llvm · Aug 6, 2019 · ea1752a · ea1752a
1 parent 3c3dce2
commit ea1752a
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Showing 2 changed files with 3 additions and 24 deletions.
diff --git a/lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp b/lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp
@@ -448,9 +448,9 @@ ScriptInterpreterPythonImpl::ScriptInterpreterPythonImpl(Debugger &debugger)
       m_sys_module_dict(PyInitialValue::Invalid), m_run_one_line_function(),
       m_run_one_line_str_global(),
       m_dictionary_name(m_debugger.GetInstanceName().AsCString()),
-      m_terminal_state(), m_active_io_handler(eIOHandlerNone),
-      m_session_is_active(false), m_pty_slave_is_open(false),
-      m_valid_session(true), m_lock_count(0), m_command_thread_state(nullptr) {
+      m_active_io_handler(eIOHandlerNone), m_session_is_active(false),
+      m_pty_slave_is_open(false), m_valid_session(true), m_lock_count(0),
+      m_command_thread_state(nullptr) {
   InitializePrivate();
 
   m_dictionary_name.append("_dict");
@@ -611,22 +611,6 @@ ScriptInterpreterPythonImpl::CreateInstance(Debugger &debugger) {
 
 void ScriptInterpreterPythonImpl::ResetOutputFileHandle(FILE *fh) {}
 
-void ScriptInterpreterPythonImpl::SaveTerminalState(int fd) {
-  // Python mucks with the terminal state of STDIN. If we can possibly avoid
-  // this by setting the file handles up correctly prior to entering the
-  // interpreter we should. For now we save and restore the terminal state on
-  // the input file handle.
-  m_terminal_state.Save(fd, false);
-}
-
-void ScriptInterpreterPythonImpl::RestoreTerminalState() {
-  // Python mucks with the terminal state of STDIN. If we can possibly avoid
-  // this by setting the file handles up correctly prior to entering the
-  // interpreter we should. For now we save and restore the terminal state on
-  // the input file handle.
-  m_terminal_state.Restore();
-}
-
 void ScriptInterpreterPythonImpl::LeaveSession() {
   Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_SCRIPT));
   if (log)

diff --git a/lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPythonImpl.h b/lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPythonImpl.h
@@ -347,10 +347,6 @@ class ScriptInterpreterPythonImpl : public ScriptInterpreterPython {
 
   void LeaveSession();
 
-  void SaveTerminalState(int fd);
-
-  void RestoreTerminalState();
-
   uint32_t IsExecutingPython() const { return m_lock_count > 0; }
 
   uint32_t IncrementLockCount() { return ++m_lock_count; }
@@ -387,7 +383,6 @@ class ScriptInterpreterPythonImpl : public ScriptInterpreterPython {
   PythonObject m_run_one_line_function;
   PythonObject m_run_one_line_str_global;
   std::string m_dictionary_name;
-  TerminalState m_terminal_state;
   ActiveIOHandler m_active_io_handler;
   bool m_session_is_active;
   bool m_pty_slave_is_open;