1 files changed, 89 insertions, 0 deletions
diff --git a/lldb/source/Commands/CommandObjectRemove.cpp b/lldb/source/Commands/CommandObjectRemove.cpp
new file mode 100644
index 00000000000..28736cd16ec
--- /dev/null
+++ b/lldb/source/Commands/CommandObjectRemove.cpp
@@ -0,0 +1,89 @@
+//===-- CommandObjectRemove.cpp ---------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CommandObjectRemove.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/Interpreter/CommandInterpreter.h"
+#include "lldb/Interpreter/CommandReturnObject.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+//-------------------------------------------------------------------------
+// CommandObjectRemove
+//-------------------------------------------------------------------------
+
+CommandObjectRemove::CommandObjectRemove () :
+    CommandObject ("remove",
+                     "Allows the user to remove/delete user-defined command functions (script functions).",
+                     "remove <command-name-to-be-removed>")
+{
+}
+
+CommandObjectRemove::~CommandObjectRemove()
+{
+}
+
+
+bool
+CommandObjectRemove::Execute (Args& args, CommandContext *context, CommandInterpreter *interpreter,
+                              CommandReturnObject &result)
+{
+    CommandObject::CommandMap::iterator pos;
+    CommandObject *cmd_obj;
+
+    if (args.GetArgumentCount() != 0)
+    {
+        const char *command_name = args.GetArgumentAtIndex(0);
+        cmd_obj = interpreter->GetCommandObject(command_name);
+        if (cmd_obj)
+        {
+            if (interpreter->CommandExists (command_name))
+            {
+                result.AppendErrorWithFormat ("'%s' is a permanent debugger command and cannot be removed.\n",
+                                              command_name);
+                result.SetStatus (eReturnStatusFailed);
+            }
+            else
+            {
+
+                if (interpreter->RemoveUser (command_name) == false)
+                {
+                    if (interpreter->UserCommandExists (command_name))
+                        result.AppendErrorWithFormat ("Unknown error occurred; unable to remove command '%s'.\n",
+                                                     command_name);
+                    else
+                        result.AppendErrorWithFormat ("'%s' is not a user-defined command/function name.\n",
+                                                     command_name);
+                    result.SetStatus (eReturnStatusFailed);
+                }
+                else
+                    result.SetStatus (eReturnStatusSuccessFinishNoResult);
+            }
+        }
+        else
+        {
+            result.AppendErrorWithFormat ("'%s' is not a known command.\nTry 'help' to see a current list of commands.\n",
+                                         command_name);
+            result.SetStatus (eReturnStatusFailed);
+        }
+    }
+    else
+    {
+        result.AppendError ("must call remove with a valid command");
+        result.SetStatus (eReturnStatusFailed);
+    }
+
+    return result.Succeeded();
+}
+