#include <stdio.h>
#include <stdlib.h>
#include <mysql/mysql.h>
#include <unistd.h>
#include <ctime>

#define SERVER_ADDRESS "mysql"
#define USERNAME "root"
#define PASSWORD ""
#define DB_NAME "mysql"

int main( int argc, char* argv[] )
{
    MYSQL* conn = mysql_init( nullptr );

    unsigned int value = 30;
    printf( "mysql_options\n" );
    if( mysql_options( conn, MYSQL_OPT_READ_TIMEOUT, &value ) ) {
        printf( "failed mysql_options\n" );
        return 0;
    }

    printf( "mysql_real_connect\n" );
    if( !mysql_real_connect( conn, SERVER_ADDRESS, USERNAME, PASSWORD, DB_NAME, 0, nullptr, 0 ) ) {
        printf( "failed mysql_real_connect\n" );
        return 0;
    }

    for( int i = 0;; i++ )
    {
        int ret = mysql_ping( conn );

        std::time_t t = std::time(0);
        std::tm* now = std::localtime(&t);
        printf( "%02d:%02d:%02d mysql_ping %d (%d)\n", now->tm_hour, now->tm_min, now->tm_sec, ret, i );
    }

    printf( "mysql_close\n" );
    mysql_close( conn );
    return 0;
}