NetBSD/tests/lib/libposix/t_rename.c

90 lines
2.9 KiB
C

/* $NetBSD: t_rename.c,v 1.3 2017/01/13 21:30:41 christos Exp $ */
/*
* Copyright (c) 2001, 2008, 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#define _NETBSD_SOURCE /* strlcat/random */
#include <sys/cdefs.h>
__COPYRIGHT("@(#) Copyright (c) 2008, 2010\
The NetBSD Foundation, inc. All rights reserved.");
__RCSID("$NetBSD: t_rename.c,v 1.3 2017/01/13 21:30:41 christos Exp $");
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
#include "h_macros.h"
ATF_TC(rename);
ATF_TC_HEAD(rename, tc)
{
atf_tc_set_md_var(tc, "descr", "Checks rename(2)");
}
ATF_TC_BODY(rename, tc)
{
struct stat sb;
REQUIRE_LIBC(open("t1", O_CREAT | O_TRUNC | O_WRONLY, 0600), -1);
REQUIRE_LIBC(link("t1", "t2"), -1);
/* Check if rename to same name works as expected */
REQUIRE_LIBC(rename("t1", "t1"), -1);
/* Rename removed file? */
REQUIRE_LIBC(stat("t1", &sb), -1);
REQUIRE_LIBC(rename("t1", "t2"), -1);
#if BSD_RENAME
/* check if rename of hardlinked file works the BSD way */
ATF_REQUIRE_MSG(stat("t1", &sb) != 0, "BSD rename should remove file t1");
ATF_REQUIRE_EQ(errno, ENOENT);
#else
/* check if rename of hardlinked file works as the standard says */
REQUIRE_LIBC(stat("t1", &sb), -1);
#endif
/* check if we get the expected error */
/* this also exercises icky shared libraries goo */
ATF_REQUIRE_MSG(rename("no/such/file/or/dir", "no/such/file/or/dir") != 0,
"No error renaming nonexistent file");
ATF_REQUIRE_EQ(errno, ENOENT);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, rename);
return atf_no_error();
}