88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
//===-- CommandObjectUnalias.cpp --------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "CommandObjectUnalias.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Interpreter/CommandReturnObject.h"
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using namespace lldb;
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using namespace lldb_private;
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//-------------------------------------------------------------------------
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// CommandObjectUnalias
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//-------------------------------------------------------------------------
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CommandObjectUnalias::CommandObjectUnalias () :
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CommandObject ("unalias",
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"Allows the user to remove/delete a user-defined command abbreviation.",
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"unalias <alias-name-to-be-removed>")
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{
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}
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CommandObjectUnalias::~CommandObjectUnalias()
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{
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}
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bool
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CommandObjectUnalias::Execute (Args& args, CommandContext *context, CommandInterpreter *interpreter,
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CommandReturnObject &result)
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{
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CommandObject::CommandMap::iterator pos;
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CommandObject *cmd_obj;
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if (args.GetArgumentCount() != 0)
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{
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const char *command_name = args.GetArgumentAtIndex(0);
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cmd_obj = interpreter->GetCommandObject(command_name);
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if (cmd_obj)
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{
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if (interpreter->CommandExists (command_name))
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{
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result.AppendErrorWithFormat ("'%s' is a permanent debugger command and cannot be removed.\n",
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command_name);
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result.SetStatus (eReturnStatusFailed);
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}
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else
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{
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if (interpreter->RemoveAlias (command_name) == false)
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{
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if (interpreter->AliasExists (command_name))
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result.AppendErrorWithFormat ("Error occurred while attempting to unalias '%s'.\n", command_name);
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else
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result.AppendErrorWithFormat ("'%s' is not an existing alias.\n", command_name);
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result.SetStatus (eReturnStatusFailed);
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}
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else
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result.SetStatus (eReturnStatusSuccessFinishNoResult);
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}
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}
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else
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{
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result.AppendErrorWithFormat ("'%s' is not a known command.\nTry 'help' to see a current list of commands.\n",
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command_name);
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result.SetStatus (eReturnStatusFailed);
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}
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}
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else
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{
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result.AppendError ("must call 'unalias' with a valid alias");
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result.SetStatus (eReturnStatusFailed);
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}
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return result.Succeeded();
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}
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