xref: /freebsd/contrib/netbsd-tests/lib/libposix/t_rename.c (revision 1a36faad54665288ed4eb839d2a4699ae2ead45e)
1 /* $NetBSD: t_rename.c,v 1.3 2017/01/13 21:30:41 christos Exp $ */
2 
3 /*
4  * Copyright (c) 2001, 2008, 2010 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 #define _NETBSD_SOURCE	/* strlcat/random */
29 #include <sys/cdefs.h>
30 __COPYRIGHT("@(#) Copyright (c) 2008, 2010\
31  The NetBSD Foundation, inc. All rights reserved.");
32 __RCSID("$NetBSD: t_rename.c,v 1.3 2017/01/13 21:30:41 christos Exp $");
33 
34 #include <sys/types.h>
35 #include <sys/stat.h>
36 
37 #include <errno.h>
38 #include <fcntl.h>
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <unistd.h>
43 
44 #include <atf-c.h>
45 
46 #include "h_macros.h"
47 
48 ATF_TC(rename);
ATF_TC_HEAD(rename,tc)49 ATF_TC_HEAD(rename, tc)
50 {
51 	atf_tc_set_md_var(tc, "descr", "Checks rename(2)");
52 }
ATF_TC_BODY(rename,tc)53 ATF_TC_BODY(rename, tc)
54 {
55 	struct stat sb;
56 
57 	REQUIRE_LIBC(open("t1", O_CREAT | O_TRUNC | O_WRONLY, 0600), -1);
58 	REQUIRE_LIBC(link("t1", "t2"), -1);
59 
60 	/* Check if rename to same name works as expected */
61 	REQUIRE_LIBC(rename("t1", "t1"), -1);
62 
63 	/* Rename removed file? */
64 	REQUIRE_LIBC(stat("t1", &sb), -1);
65 
66 	REQUIRE_LIBC(rename("t1", "t2"), -1);
67 
68 #if BSD_RENAME
69 	/* check if rename of hardlinked file works the BSD way */
70 	ATF_REQUIRE_MSG(stat("t1", &sb) != 0, "BSD rename should remove file t1");
71 	ATF_REQUIRE_EQ(errno, ENOENT);
72 #else
73 	/* check if rename of hardlinked file works as the standard says */
74 	REQUIRE_LIBC(stat("t1", &sb), -1);
75 #endif
76 	/* check if we get the expected error */
77 	/* this also exercises icky shared libraries goo */
78 	ATF_REQUIRE_MSG(rename("no/such/file/or/dir", "no/such/file/or/dir") != 0,
79 		"No error renaming nonexistent file");
80 	ATF_REQUIRE_EQ(errno, ENOENT);
81 }
82 
ATF_TP_ADD_TCS(tp)83 ATF_TP_ADD_TCS(tp)
84 {
85 
86 	ATF_TP_ADD_TC(tp, rename);
87 
88 	return atf_no_error();
89 }
90