Exhaust file handles

exhaust.c

//  Exhaust file handles per process

#include "zmq.h"
#include "stdio.h"

int main ()
{
    void *context = zmq_init (1);

    int socket_nbr;
    for (socket_nbr = 0; socket_nbr < 8000000; socket_nbr++) {
        void *socket = zmq_socket (context, ZMQ_REQ);
        if (!socket)
            break;
    }
    printf ("This system allows up to %d sockets\n", socket_nbr);
    return 0;
}