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//===-- OptionGroupWatchpoint.cpp -------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionGroupWatchpoint.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/lldb-enumerations.h"
#include "lldb/Interpreter/Args.h"
#include "lldb/Utility/Utils.h"
using namespace lldb;
using namespace lldb_private;
static OptionEnumValueElement g_watch_type[] =
{
{ OptionGroupWatchpoint::eWatchRead, "read", "Watch for read"},
{ OptionGroupWatchpoint::eWatchWrite, "write", "Watch for write"},
{ OptionGroupWatchpoint::eWatchReadWrite, "read_write", "Watch for read/write"},
{ 0, nullptr, nullptr }
};
static OptionEnumValueElement g_watch_size[] =
{
{ 1, "1", "Watch for byte size of 1"},
{ 2, "2", "Watch for byte size of 2"},
{ 4, "4", "Watch for byte size of 4"},
{ 8, "8", "Watch for byte size of 8"},
{ 0, nullptr, nullptr }
};
static OptionDefinition
g_option_table[] =
{
{ LLDB_OPT_SET_1, false, "watch", 'w', OptionParser::eRequiredArgument, nullptr, g_watch_type, 0, eArgTypeWatchType, "Specify the type of watching to perform."},
{ LLDB_OPT_SET_1, false, "size", 's', OptionParser::eRequiredArgument, nullptr, g_watch_size, 0, eArgTypeByteSize, "Number of bytes to use to watch a region."}
};
bool
OptionGroupWatchpoint::IsWatchSizeSupported(uint32_t watch_size)
{
for (uint32_t i = 0; i < llvm::array_lengthof(g_watch_size); ++i)
{
if (g_watch_size[i].value == 0)
break;
if (watch_size == g_watch_size[i].value)
return true;
}
return false;
}
OptionGroupWatchpoint::OptionGroupWatchpoint () :
OptionGroup()
{
}
OptionGroupWatchpoint::~OptionGroupWatchpoint ()
{
}
Error
OptionGroupWatchpoint::SetOptionValue (CommandInterpreter &interpreter,
uint32_t option_idx,
const char *option_arg)
{
Error error;
const int short_option = g_option_table[option_idx].short_option;
switch (short_option)
{
case 'w':
{
WatchType tmp_watch_type;
tmp_watch_type = (WatchType) Args::StringToOptionEnum(option_arg, g_option_table[option_idx].enum_values, 0, error);
if (error.Success())
{
watch_type = tmp_watch_type;
watch_type_specified = true;
}
break;
}
case 's':
watch_size = (uint32_t) Args::StringToOptionEnum(option_arg, g_option_table[option_idx].enum_values, 0, error);
break;
default:
error.SetErrorStringWithFormat("unrecognized short option '%c'", short_option);
break;
}
return error;
}
void
OptionGroupWatchpoint::OptionParsingStarting (CommandInterpreter &interpreter)
{
watch_type_specified = false;
watch_type = eWatchInvalid;
watch_size = 0;
}
const OptionDefinition*
OptionGroupWatchpoint::GetDefinitions ()
{
return g_option_table;
}
uint32_t
OptionGroupWatchpoint::GetNumDefinitions ()
{
return llvm::array_lengthof(g_option_table);
}
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