/*      $OpenBSD: toint.c,v 1.7 2010/02/06 18:53:19 otto Exp $  */

/*      Written by Michael Shalayeff, 2003, Public domain.      */

#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <unistd.h>

void
sigfpe(int sig, siginfo_t *si, void *v)
{
        char buf[132];

        if (si) {
                snprintf(buf, sizeof(buf), "sigfpe: trap=%d code=%d addr=%p\n",
                    si->si_trapno, si->si_code, si->si_addr);
                write(1, buf, strlen(buf));
        }
        _exit(1);
}

int
toint(double d)
{
        return (int)(d + 1);
}

long long
toll(double d)
{
        return (long long)d;
}

int
main(int argc, char *argv[])
{
        struct sigaction sa;
        int i;

        memset(&sa, 0, sizeof(sa));
        sa.sa_sigaction = sigfpe;
        sa.sa_flags = SA_SIGINFO;
        sigaction(SIGFPE, &sa, NULL);

        if (toint(8.6) != 9)
                exit(1);

        if (toll(2.3456e+17) != 234560000000000000LL)
                exit(1);

        exit(0);
}