88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
/*-
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* Copyright (c) 2017 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__COPYRIGHT("@(#) Copyright (c) 2013\
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The NetBSD Foundation, inc. All rights reserved.");
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__RCSID("$NetBSD: t_mtime_write.c,v 1.1 2017/11/19 21:05:26 martin Exp $");
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#include <errno.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <atf-c.h>
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#include <rump/rump_syscalls.h>
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#include <rump/rump.h>
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#include "../common/h_fsmacros.h"
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#define LOCKFILE "lock"
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static time_t
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lock_it(void)
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{
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struct stat st;
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if (rump_sys_stat(LOCKFILE, &st) != 0)
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st.st_mtime = 0;
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int f = rump_sys_open(LOCKFILE, O_WRONLY|O_CREAT, 0666);
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if (f == -1) return 0;
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rump_sys_write(f, &st, sizeof st);
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rump_sys_close(f);
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return st.st_mtime;
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}
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static void
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mtime_update_on_write(const atf_tc_t *tc, const char *path)
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{
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time_t last_ts = 0;
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int res;
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/* atf_tc_expect_fail("PR kern/52738"); */
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res = rump_sys_chdir(path);
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if (res == -1)
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atf_tc_fail("chdir failed");
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for (int i = 0; i < 5; i++) {
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time_t l = lock_it();
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printf("last lock: %ld\n", (long)l);
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ATF_REQUIRE_MSG(i == 0 || l > last_ts,
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"iteration %d: lock time did not increase, old time %lu, "
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"new time %lu", i,
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(unsigned long)last_ts, (unsigned long)l);
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last_ts = l;
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sleep(2);
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}
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rump_sys_chdir("/");
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}
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ATF_FSAPPLY(mtime_update_on_write, "Checks for mtime updates by writing (PR kern/52738)");
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