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- /*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Rick Macklem at The University of Guelph.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1989 Regents of the University of California.\n\
- All rights reserved.\n";
- #endif not lint
-
- #ifndef lint
- static char sccsid[] = "@(#)nfsiod.c 5.4 (Berkeley) 6/29/90";
- #endif not lint
-
- #include <stdio.h>
- #include <signal.h>
- #include <fcntl.h>
- #include <sys/types.h>
- #include <sys/ioctl.h>
-
- /* Global defs */
- #ifdef DEBUG
- int debug = 1;
- #else
- int debug = 0;
- #endif
-
- /*
- * Nfsiod does asynchronous buffered I/O on behalf of the NFS client.
- * It does not have to be running for correct operation, but will improve
- * throughput. The one optional argument is the number of children to fork.
- */
- main(argc, argv)
- int argc;
- char *argv[];
- {
- register int i;
- int cnt;
-
- if (debug == 0) {
- daemon(0, 0);
- signal(SIGINT, SIG_IGN);
- signal(SIGQUIT, SIG_IGN);
- signal(SIGTERM, SIG_IGN);
- signal(SIGHUP, SIG_IGN);
- }
- if (argc != 2 || (cnt = atoi(argv[1])) <= 0 || cnt > 20)
- cnt = 1;
- for (i = 1; i < cnt; i++)
- if (fork() == 0)
- break;
- async_daemon(); /* Never returns */
- exit(1);
- }
-