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/*
* Copyright (c) 2015 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/event.h>
#include <sys/stat.h>
#include <sys/types.h>
int
main(int argc, char *argv[])
{
int kq = kqueue();
struct kevent kev;
struct stat sb;
if (argc != 2) {
fprintf(stderr, "usage: %s <object on mount point>\n", argv[0]);
exit(EXIT_FAILURE);
}
EV_SET(&kev, 0, EVFILT_FS, EV_ADD, 0, 0, 0);
if (kevent(kq, &kev, 1, NULL, 0, NULL) == -1) {
fprintf(stderr, "adding EVFILT_FS to kqueue failed: %s\n",
strerror(errno));
exit(EXIT_FAILURE);
}
if (stat(argv[1], &sb) == 0) {
exit(EXIT_SUCCESS);
}
for (;;) {
kevent(kq, NULL, 0, &kev, 1, NULL);
if (stat(argv[1], &sb) == 0) {
break;
}
}
exit(EXIT_SUCCESS);
}
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