llvm-project/lldb/source/Commands/CommandObjectHelp.h

120 lines
3.0 KiB
C++

//===-- CommandObjectHelp.h -------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_CommandObjectHelp_h_
#define liblldb_CommandObjectHelp_h_
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Interpreter/CommandObject.h"
#include "lldb/Interpreter/Options.h"
namespace lldb_private {
//-------------------------------------------------------------------------
// CommandObjectHelp
//-------------------------------------------------------------------------
class CommandObjectHelp : public CommandObjectParsed
{
public:
CommandObjectHelp (CommandInterpreter &interpreter);
virtual
~CommandObjectHelp ();
virtual int
HandleCompletion (Args &input,
int &cursor_index,
int &cursor_char_position,
int match_start_point,
int max_return_elements,
bool &word_complete,
StringList &matches);
class CommandOptions : public Options
{
public:
CommandOptions (CommandInterpreter &interpreter) :
Options (interpreter)
{
}
virtual
~CommandOptions (){}
virtual Error
SetOptionValue (uint32_t option_idx, const char *option_arg)
{
Error error;
const int short_option = m_getopt_table[option_idx].val;
switch (short_option)
{
case 'a':
m_show_aliases = true;
break;
case 'u':
m_show_user_defined = false;
break;
default:
error.SetErrorStringWithFormat ("unrecognized option '%c'", short_option);
break;
}
return error;
}
void
OptionParsingStarting ()
{
m_show_aliases = false;
m_show_user_defined = true;
}
const OptionDefinition*
GetDefinitions ()
{
return g_option_table;
}
// Options table: Required for subclasses of Options.
static OptionDefinition g_option_table[];
// Instance variables to hold the values for command options.
bool m_show_aliases;
bool m_show_user_defined;
};
virtual Options *
GetOptions ()
{
return &m_options;
}
protected:
virtual bool
DoExecute (Args& command,
CommandReturnObject &result);
private:
CommandOptions m_options;
};
} // namespace lldb_private
#endif // liblldb_CommandObjectHelp_h_