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t_renameat.c revision 1.1.2.3 
      1 /*	$NetBSD: t_renameat.c,v 1.1.2.3 2013/06/23 06:28:56 tls Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2012 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Emmanuel Dreyfus.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 #include <sys/cdefs.h>
     32 __RCSID("$NetBSD: t_renameat.c,v 1.1.2.3 2013/06/23 06:28:56 tls Exp $");
     33 
     34 #include <atf-c.h>
     35 #include <errno.h>
     36 #include <fcntl.h>
     37 #include <limits.h>
     38 #include <paths.h>
     39 #include <stdio.h>
     40 #include <string.h>
     41 #include <unistd.h>
     42 #include <sys/param.h>
     43 #include <sys/stat.h>
     44 
     45 #define ODIR "olddir"
     46 #define NDIR "newdir"
     47 #define FILE "olddir/old"
     48 #define BASEFILE "old"
     49 #define RELFILE "../olddir/old"
     50 #define TARGET "newdir/new"
     51 #define BASETARGET "new"
     52 #define FILEERR "olddir/olderr"
     53 
     54 ATF_TC(renameat_fd);
     55 ATF_TC_HEAD(renameat_fd, tc)
     56 {
     57 	atf_tc_set_md_var(tc, "descr", "See that renameat works with fd");
     58 }
     59 ATF_TC_BODY(renameat_fd, tc)
     60 {
     61 	int ofd, nfd, fd;
     62 	struct stat ost, nst;
     63 
     64 	ATF_REQUIRE(mkdir(ODIR, 0755) == 0);
     65 	ATF_REQUIRE(mkdir(NDIR, 0755) == 0);
     66 	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
     67 	ATF_REQUIRE(close(fd) != -1);
     68 
     69 	ATF_REQUIRE(stat(FILE, &ost) == 0);
     70 
     71 	ATF_REQUIRE((ofd = open(ODIR, O_RDONLY, 0)) != -1);
     72 	ATF_REQUIRE((nfd = open(NDIR, O_RDONLY, 0)) != -1);
     73 	ATF_REQUIRE(renameat(ofd, BASEFILE, nfd, BASETARGET) == 0);
     74 	ATF_REQUIRE(close(ofd) == 0);
     75 	ATF_REQUIRE(close(nfd) == 0);
     76 
     77 	ATF_REQUIRE(stat(TARGET, &nst) == 0);
     78 	ATF_REQUIRE(ost.st_ino == nst.st_ino);
     79 }
     80 
     81 ATF_TC(renameat_fdcwd);
     82 ATF_TC_HEAD(renameat_fdcwd, tc)
     83 {
     84 	atf_tc_set_md_var(tc, "descr",
     85 			  "See that renameat works with fd as AT_FDCWD");
     86 }
     87 
     88 ATF_TC_BODY(renameat_fdcwd, tc)
     89 {
     90 	int fd;
     91 	struct stat ost, nst;
     92 
     93 	ATF_REQUIRE(mkdir(ODIR, 0755) == 0);
     94 	ATF_REQUIRE(mkdir(NDIR, 0755) == 0);
     95 	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
     96 	ATF_REQUIRE(close(fd) != -1);
     97 
     98 	ATF_REQUIRE(stat(FILE, &ost) == 0);
     99 
    100 	ATF_REQUIRE(renameat(AT_FDCWD, FILE, AT_FDCWD, TARGET) == 0);
    101 
    102 	ATF_REQUIRE(stat(TARGET, &nst) == 0);
    103 	ATF_REQUIRE(ost.st_ino == nst.st_ino);
    104 }
    105 
    106 ATF_TC(renameat_fdcwderr);
    107 ATF_TC_HEAD(renameat_fdcwderr, tc)
    108 {
    109 	atf_tc_set_md_var(tc, "descr",
    110 		  "See that renameat fails with fd as AT_FDCWD and bad path");
    111 }
    112 ATF_TC_BODY(renameat_fdcwderr, tc)
    113 {
    114 	int fd;
    115 
    116 	ATF_REQUIRE(mkdir(ODIR, 0755) == 0);
    117 	ATF_REQUIRE(mkdir(NDIR, 0755) == 0);
    118 	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
    119 	ATF_REQUIRE(close(fd) != -1);
    120 
    121 	ATF_REQUIRE(renameat(AT_FDCWD, FILEERR, AT_FDCWD, TARGET) == -1);
    122 }
    123 
    124 ATF_TC(renameat_fderr);
    125 ATF_TC_HEAD(renameat_fderr, tc)
    126 {
    127 	atf_tc_set_md_var(tc, "descr", "See that renameat fails with fd as -1");
    128 }
    129 ATF_TC_BODY(renameat_fderr, tc)
    130 {
    131 	int fd;
    132 
    133 	ATF_REQUIRE(mkdir(ODIR, 0755) == 0);
    134 	ATF_REQUIRE(mkdir(NDIR, 0755) == 0);
    135 	ATF_REQUIRE((fd = open(FILE, O_CREAT|O_RDWR, 0644)) != -1);
    136 	ATF_REQUIRE(close(fd) != -1);
    137 
    138 	ATF_REQUIRE(renameat(-1, FILE, AT_FDCWD, TARGET) == -1);
    139 	ATF_REQUIRE(renameat(AT_FDCWD, FILE, -1, TARGET) == -1);
    140 	ATF_REQUIRE(renameat(-1, FILE, -1, TARGET) == -1);
    141 }
    142 
    143 ATF_TP_ADD_TCS(tp)
    144 {
    145 
    146 	ATF_TP_ADD_TC(tp, renameat_fd);
    147 	ATF_TP_ADD_TC(tp, renameat_fdcwd);
    148 	ATF_TP_ADD_TC(tp, renameat_fdcwderr);
    149 	ATF_TP_ADD_TC(tp, renameat_fderr);
    150 
    151 	return atf_no_error();
    152 }
    153