#include "monitor.ih"

//KILL
    void Monitor::killChild(MapIntChild::value_type it)
    {
        if (kill(it.second->pid(), SIGTERM))
            cerr << "Couldn't kill process " << it.second->pid() << '\n';

        // reap defunct child process
        int status = 0;
        while( waitpid( it.second->pid(), &status, WNOHANG) > -1)
            ;
    }
//=
//EXIT
    void Monitor::exiting(int value, string const &msg)
    {
        for_each(d_child.begin(), d_child.end(), killChild);
        if (msg.length())
            cerr << msg << '\n';
        throw value;
    }
//=
//INIT
    void (Monitor::*Monitor::s_handler[sizeofCommands])(int, string const &);

    int Monitor::initialize()
    {
        s_handler[UNKNOWN] =    &Monitor::unknown;
        s_handler[START] =      &Monitor::createNewChild;
        s_handler[EXIT] =       &Monitor::exiting;
        s_handler[STOP] =       &Monitor::stopChild;
        s_handler[TEXT] =       &Monitor::sendChild;
        return 0;
    }
//=