wiringPi example

#include <iostream>
#include <cstdlib>
#include <csignal>
#include <cstring>
#include <wiringPi.h>

using namespace std;

void my_handler(int s){
    cout << endl << "Signal " << s << ", exit" << endl;
    digitalWrite(14, LOW);
    exit(1);
}

int main(int argc, char* argv[])
{
    bool debug(false);
    for(int i(0); i < argc; i++)
    {
        if(strncmp(argv[i], "-d", 2) == 0)
            debug = true;
    }
    if(debug)
        cout << "[D] Setup.." << endl;
    if (wiringPiSetup() == -1)
    {
        cerr << "Erreur" << endl;
        return 1;
    }

    if(debug)
        cout << "[D] reg signal.." << endl;
    struct sigaction sigIntHandler;

    sigIntHandler.sa_handler = my_handler;
    sigemptyset(&sigIntHandler.sa_mask);
    sigIntHandler.sa_flags = 0;

    sigaction(SIGINT, &sigIntHandler, NULL);

    pinMode(14, OUTPUT);

    if(debug)
        cout << "[D] Input.." << endl;
    int delayValue(0);
    cout << "Entrez le délai (en ms): ";
    if (!(cin >> delayValue))
    {
        cout << "Valeur incorrecte, utilisation de 100ms" << endl;
        delayValue = 100;
    }

    if(debug)
        cout << "[D] Start.." << endl;
    while(true)
    {
        digitalWrite(14, LOW);
        if(debug)
            cout << "[D] LOW" << endl;
        delay(delayValue);
        digitalWrite(14, HIGH);
        if(debug)
            cout << "[D] HIGH" << endl;
        delay(delayValue);
    }

}