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ninepin.c
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ninepin.c
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/* Copyright 2013 by Chris Osborn <fozztexx@fozztexx.com>
*
* This file is part of ninepin.
*
* ninepin is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* ninepin is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with ninepin; see the file COPYING. If not see
* <http://www.gnu.org/licenses/>.
*/
#include "cbmdos.h"
#include "joystick.h"
#include <stdio.h>
#include <stdlib.h>
#include <sys/select.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/param.h>
int main(int argc, char *argv[])
{
int dosfd, joyfd;
fd_set rd, ex;
int count;
struct timeval timeout;
dosInitDrives();
for (count = 1; count < argc && count < 5; count++)
dosMountDisk(argv[count], count - 1);
if (!geteuid())
joyfd = initJoystick();
else {
fprintf(stderr, "Must be root to do GPIO for joystick\n");
joyfd = -1;
}
dosfd = open("/dev/iec8", O_RDWR);
if (dosfd < 0)
fprintf(stderr, "Unable to open IEC device\n");
for (; dosfd >= 0 || joyfd >= 0;) {
FD_ZERO(&rd);
if (joyfd >= 0)
FD_SET(joyfd, &rd);
if (dosfd >= 0)
FD_SET(dosfd, &rd);
ex = rd;
timeout.tv_sec = 0;
timeout.tv_usec = ANALOG_INTERVAL;
select(NOFILE, &rd, NULL, &ex, &timeout);
if (FD_ISSET(joyfd, &rd))
joystickHandleIO(joyfd);
if (FD_ISSET(dosfd, &rd))
dosHandleIO(dosfd);
updatePaddles();
if (FD_ISSET(joyfd, &ex)) {
fprintf(stderr, "Error with joystick\n");
close(joyfd);
joyfd = -1;
}
if (FD_ISSET(dosfd, &ex)) {
fprintf(stderr, "Error with IEC\n");
close(dosfd);
dosfd = -1;
}
}
exit(0);
}