75 lines
1.3 KiB
C
75 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2017 RedHat. All Rights Reserved.
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*
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* Started by Xiong Zhou <xzhou@redhat.com>
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*/
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/*\
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* [Description]
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* Sanity check fanotify_init flag FAN_CLOEXEC by fcntl.
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*/
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#define _GNU_SOURCE
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#include "config.h"
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/syscall.h>
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#include "tst_test.h"
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#ifdef HAVE_SYS_FANOTIFY_H
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#include "fanotify.h"
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static int fd_notify;
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static void test_init_bit(unsigned int fan_bit,
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unsigned int fd_bit, char *msg)
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{
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int ret;
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fd_notify = SAFE_FANOTIFY_INIT(FAN_CLASS_NOTIF|fan_bit, O_RDONLY);
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ret = SAFE_FCNTL(fd_notify, F_GETFD);
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if ((ret & FD_CLOEXEC) == fd_bit) {
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tst_res(TPASS, "%s", msg);
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} else {
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tst_res(TFAIL, "%s", msg);
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}
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SAFE_CLOSE(fd_notify);
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}
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static void run(unsigned int i)
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{
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switch (i) {
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case 0:
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test_init_bit(0, 0, "not set close_on_exec");
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break;
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case 1:
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test_init_bit(FAN_CLOEXEC, FD_CLOEXEC, "set close_on_exec");
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break;
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}
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}
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static void cleanup(void)
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{
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if (fd_notify > 0)
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SAFE_CLOSE(fd_notify);
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}
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static struct tst_test test = {
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.test = run,
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.tcnt = 2,
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.cleanup = cleanup,
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.needs_root = 1,
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};
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#else
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TST_TEST_TCONF("system doesn't have required fanotify support");
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#endif
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