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//===-- CommandObjectUnalias.cpp --------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "CommandObjectUnalias.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;
//-------------------------------------------------------------------------
// CommandObjectUnalias
//-------------------------------------------------------------------------
CommandObjectUnalias::CommandObjectUnalias () :
CommandObject ("unalias",
"Allows the user to remove/delete a user-defined command abbreviation.",
"unalias <alias-name-to-be-removed>")
{
}
CommandObjectUnalias::~CommandObjectUnalias()
{
}
bool
CommandObjectUnalias::Execute
(
CommandInterpreter &interpreter,
Args& args,
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.RemoveAlias (command_name) == false)
{
if (interpreter.AliasExists (command_name))
result.AppendErrorWithFormat ("Error occurred while attempting to unalias '%s'.\n", command_name);
else
result.AppendErrorWithFormat ("'%s' is not an existing alias.\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 'unalias' with a valid alias");
result.SetStatus (eReturnStatusFailed);
}
return result.Succeeded();
}
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