libev

#include
#include
#include
#include


ev_io io_w;
ev_timer timer_w;
ev_signal signal_w;


void io_action(struct ev_loop *main_loop,ev_io *io_w,int e)
{
        int rst;
        char buf[1024] = {'\0'};
        puts("in io cb\n");
        read(STDIN_FILENO,buf,sizeof(buf));
        buf[1023] = '\0';
        printf("Read in a string %s \n",buf);
        ev_io_stop(main_loop,io_w);


}


void timer_action(struct ev_loop *main_loop,ev_timer *timer_w,int e)
{
        puts("in tiemr cb \n");
        ev_timer_stop(main_loop,timer_w);


}


void signal_action(struct ev_loop *main_loop,ev_signal signal_w,int e)
{
        puts("in signal cb \n");
        ev_signal_stop(main_loop,signal_w);
        ev_break(main_loop,EVBREAK_ALL);
}


int main(int argc ,char *argv[])
{
        struct ev_loop *main_loop = ev_default_loop(0);
        ev_init(&io_w,io_action);
        ev_io_set(&io_w,STDIN_FILENO,EV_READ);  
        ev_init(&timer_w,timer_action);
        ev_timer_set(&timer_w,2,0);       
        ev_init(&signal_w,signal_action);
        ev_signal_set(&signal_w,SIGINT); 


        ev_io_start(main_loop,&io_w);
        ev_timer_start(main_loop,&timer_w);
        ev_signal_start(main_loop,&signal_w);


        ev_run(main_loop,0);


return 0;
}