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Chris Lattner24943d22010-06-08 16:52:24 +00001//===-- CommandObjectScript.cpp ---------------------------------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "CommandObjectScript.h"
11
12// C Includes
13// C++ Includes
14// Other libraries and framework includes
15// Project includes
Jim Ingham84cdc152010-06-15 19:49:27 +000016#include "lldb/Interpreter/Args.h"
Chris Lattner24943d22010-06-08 16:52:24 +000017
18#include "lldb/Interpreter/CommandReturnObject.h"
19#include "lldb/Interpreter/ScriptInterpreter.h"
20#include "lldb/Interpreter/ScriptInterpreterPython.h"
21#include "lldb/Interpreter/ScriptInterpreterNone.h"
22
23using namespace lldb;
24using namespace lldb_private;
25
26//-------------------------------------------------------------------------
27// CommandObjectScript
28//-------------------------------------------------------------------------
29
30CommandObjectScript::CommandObjectScript (ScriptLanguage script_lang) :
31 CommandObject ("script",
32 "Passes an expression to the script interpreter for evaluation and returns the results. Drops user into the interactive interpreter if no expressions are given.",
33 "script [<script-expressions-for-evaluation>]"),
34 m_script_lang (script_lang),
35 m_interpreter_ap ()
36{
37}
38
39CommandObjectScript::~CommandObjectScript ()
40{
41}
42
43bool
44CommandObjectScript::ExecuteRawCommandString
45(
Greg Clayton63094e02010-06-23 01:19:29 +000046 CommandInterpreter &interpreter,
Chris Lattner24943d22010-06-08 16:52:24 +000047 const char *command,
Chris Lattner24943d22010-06-08 16:52:24 +000048 CommandReturnObject &result
49)
50{
Greg Clayton63094e02010-06-23 01:19:29 +000051 ScriptInterpreter *script_interpreter = GetInterpreter (interpreter);
Chris Lattner24943d22010-06-08 16:52:24 +000052
53 if (script_interpreter == NULL)
54 {
55 result.AppendError("no script interpeter");
56 result.SetStatus (eReturnStatusFailed);
57 }
58
Greg Clayton63094e02010-06-23 01:19:29 +000059 if (command == NULL || command[0] == '\0')
60 script_interpreter->ExecuteInterpreterLoop (interpreter);
Chris Lattner24943d22010-06-08 16:52:24 +000061 else
Greg Clayton63094e02010-06-23 01:19:29 +000062 script_interpreter->ExecuteOneLine (interpreter, command);
63 result.SetStatus (eReturnStatusSuccessFinishNoResult);
Chris Lattner24943d22010-06-08 16:52:24 +000064 return result.Succeeded();
65}
66
67bool
68CommandObjectScript::WantsRawCommandString()
69{
70 return true;
71}
72
73bool
74CommandObjectScript::Execute
75(
Greg Clayton63094e02010-06-23 01:19:29 +000076 CommandInterpreter &interpreter,
Chris Lattner24943d22010-06-08 16:52:24 +000077 Args& command,
Chris Lattner24943d22010-06-08 16:52:24 +000078 CommandReturnObject &result
79)
80{
Greg Clayton63094e02010-06-23 01:19:29 +000081 // everything should be handled in ExecuteRawCommandString
82 return false;
Chris Lattner24943d22010-06-08 16:52:24 +000083}
84
85
86ScriptInterpreter *
Greg Clayton63094e02010-06-23 01:19:29 +000087CommandObjectScript::GetInterpreter (CommandInterpreter &interpreter)
Chris Lattner24943d22010-06-08 16:52:24 +000088{
89 if (m_interpreter_ap.get() == NULL)
90 {
91 switch (m_script_lang)
92 {
93 case eScriptLanguagePython:
Greg Clayton63094e02010-06-23 01:19:29 +000094 m_interpreter_ap.reset (new ScriptInterpreterPython (interpreter));
Chris Lattner24943d22010-06-08 16:52:24 +000095 break;
96
97 case eScriptLanguageNone:
Greg Clayton63094e02010-06-23 01:19:29 +000098 m_interpreter_ap.reset (new ScriptInterpreterNone (interpreter));
Chris Lattner24943d22010-06-08 16:52:24 +000099 break;
100 }
101 }
102 return m_interpreter_ap.get();
103}