[lldb/Core] Support asking the debugger for a specific script interpreter

Rather than holding on to one script interpreter, it should be possible
to request a script interpreter for a specific scripting language. The
GetScriptInterpreter method now takes an optional scripting language
argument.

(NFC)

1 files changed, 5 insertions, 2 deletions

diff --git a/lldb/include/lldb/Core/Debugger.h b/lldb/include/lldb/Core/Debugger.h
index b2f696c2283..a8048427c8f 100644
--- a/lldb/include/lldb/Core/Debugger.h
+++ b/lldb/include/lldb/Core/Debugger.h
@@ -151,7 +151,9 @@ public:
     return *m_command_interpreter_up;
   }
 
-  ScriptInterpreter *GetScriptInterpreter(bool can_create = true);
+  ScriptInterpreter *
+  GetScriptInterpreter(bool can_create = true,
+                       llvm::Optional<lldb::ScriptLanguage> language = {});
 
   lldb::ListenerSP GetListener() { return m_listener_sp; }
 
@@ -396,8 +398,9 @@ protected:
                                                       // source file cache.
   std::unique_ptr<CommandInterpreter> m_command_interpreter_up;
 
-  lldb::ScriptInterpreterSP m_script_interpreter_sp;
   std::recursive_mutex m_script_interpreter_mutex;
+  std::array<lldb::ScriptInterpreterSP, lldb::eScriptLanguageUnknown>
+      m_script_interpreters;
 
   IOHandlerStack m_input_reader_stack;
   llvm::StringMap<std::weak_ptr<llvm::raw_ostream>> m_log_streams;