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//===-- CommandObjectAppend.cpp ---------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "CommandObjectAppend.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;
//-----------------------------------------------------------------------------
// CommandObjectAppend
//-----------------------------------------------------------------------------
CommandObjectAppend::CommandObjectAppend () :
CommandObject ("append",
"Allows the user to append a value to a single debugger setting variable, for settings that are of list types. Type 'settings' to see a list of debugger setting variables",
"append <var-name> <value-string>")
{
}
CommandObjectAppend::~CommandObjectAppend ()
{
}
bool
CommandObjectAppend::Execute
(
CommandInterpreter &interpreter,
Args& command,
CommandReturnObject &result
)
{
CommandInterpreter::VariableMap::iterator pos;
const int argc = command.GetArgumentCount();
if (argc < 2)
{
result.AppendError ("'append' requires at least two arguments");
result.SetStatus (eReturnStatusFailed);
return false;
}
const char *var_name = command.GetArgumentAtIndex(0);
command.Shift();
if (var_name == NULL || var_name[0] == '\0')
{
result.AppendError ("'set' command requires a valid variable name. No value supplied");
result.SetStatus (eReturnStatusFailed);
}
else
{
StateVariable *var = interpreter.GetStateVariable(var_name);
if (var == NULL)
{
result.AppendErrorWithFormat ("'%s' is not a settable internal variable.\n", var_name);
result.SetStatus (eReturnStatusFailed);
}
else
{
if (var->GetType() == StateVariable::eTypeString)
{
for (size_t i = 0; i < command.GetArgumentCount(); ++i)
var->AppendStringValue (command.GetArgumentAtIndex(i));
result.SetStatus (eReturnStatusSuccessFinishNoResult);
}
else if (var->GetType() == StateVariable::eTypeStringArray)
{
var->GetArgs().AppendArguments (command);
result.SetStatus (eReturnStatusSuccessFinishNoResult);
}
else
{
result.AppendErrorWithFormat ("Values cannot be appended to variable '%s'. Try 'set' instead.\n", var_name);
result.SetStatus (eReturnStatusFailed);
}
}
}
return result.Succeeded();
}
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