Michal Leksinski / Elmo-Terminal

Elmo Terminal provides functionality to test Lora radio and access SX1272 chip registers delivered with Elmo board. Also contains example ping-pong application.

Dependencies:   SX1272lib mbed-src

Commands/HelpCmd.cpp

Committer:
WGorniak
Date:
2015-10-01
Revision:
6:453b018a9ba0
Parent:
2:8d8295a51f68

File content as of revision 6:453b018a9ba0:

#include <cstdlib>
#include "HelpCmd.h"
#include "dbg.h"
#include "Settings.h"

#include "CmdList.h"

HelpCmd::HelpCmd(Settings* settings)
    : Cmd()
    , settings_(settings)
{
}

HelpCmd::~HelpCmd()
{
}

string HelpCmd::cmd()
{
    return "h";
}

string HelpCmd::desc()
{
    return "shows help";
}

template <>
void HelpCmd::help<int>()
{
}

template <typename cmds>
void HelpCmd::help()
{
    typedef typename cmds::t T;

    printf(" %s: %s\r\n", T::cmd().c_str(), T::desc().c_str());

    help<typename cmds::tn>(); // tail call recursion - optimized out (-O2)
}

bool HelpCmd::execute(list<string> args)
{
    printf("Terminal commands:\r\n");
    help<CmdList>();
    printf("\r\nButton starts ping-pong.\r\n\n");
    return true;
}

string HelpCmd::getResponse(void)
{
    return "";
}