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1 /*
2  * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
3  * Copyright (c) 2011 Cyril Hrubis <chrubis@suse.cz>
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12  *
13  * Further, this software is distributed without any warranty that it is
14  * free of the rightful claim of any third person regarding infringement
15  * or the like.  Any license provided herein, whether implied or
16  * otherwise, applies only to this software file.  Patent licenses, if
17  * any, provided herein do not apply to combinations of this program with
18  * other software, or any other product whatsoever.
19  *
20  * You should have received a copy of the GNU General Public License along
21  * with this program; if not, write the Free Software Foundation, Inc.,
22  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23  *
24  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
25  * Mountain View, CA  94043, or:
26  *
27  * http://www.sgi.com
28  *
29  * For further information regarding this notice, see:
30  *
31  * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
32  *
33  */
34 
35 #include <sys/types.h>
36 #include <fcntl.h>
37 #include <errno.h>
38 #include <string.h>
39 #include <signal.h>
40 #include <unistd.h>
41 #include "test.h"
42 
43 static void setup(void);
44 static void cleanup(void);
45 
46 static char fname[255];
47 static int fd;
48 static int whences[] = { 5, -1, 7 };
49 
50 char *TCID = "lseek03";
51 int TST_TOTAL = ARRAY_SIZE(whences);
52 
main(int ac,char ** av)53 int main(int ac, char **av)
54 {
55 	int lc;
56 
57 	tst_parse_opts(ac, av, NULL, NULL);
58 
59 	setup();
60 
61 	for (lc = 0; TEST_LOOPING(lc); lc++) {
62 		int i;
63 
64 		tst_count = 0;
65 
66 		for (i = 0; i < TST_TOTAL; i++) {
67 
68 			/* Call lseek(2) */
69 			TEST(lseek(fd, (off_t) 1, whences[i]));
70 
71 			if (TEST_RETURN == -1) {
72 				if (TEST_ERRNO == EINVAL) {
73 					tst_resm(TPASS,
74 						 "lseek(%s, 1, %d) Failed, errno=%d : %s",
75 						 fname, whences[i],
76 						 TEST_ERRNO,
77 						 strerror(TEST_ERRNO));
78 				} else {
79 					tst_resm(TFAIL,
80 						 "lseek(%s, 1, %d) Failed, errno=%d %s, expected %d(EINVAL)",
81 						 fname, whences[i],
82 						 TEST_ERRNO,
83 						 strerror(TEST_ERRNO),
84 						 EINVAL);
85 				}
86 			} else {
87 				tst_resm(TFAIL, "lseek(%s, 1, %d) returned %ld",
88 					 fname, whences[i], TEST_RETURN);
89 			}
90 		}
91 
92 	}
93 
94 	cleanup();
95 	tst_exit();
96 }
97 
setup(void)98 void setup(void)
99 {
100 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
101 
102 	TEST_PAUSE;
103 
104 	tst_tmpdir();
105 
106 	sprintf(fname, "tfile_%d", getpid());
107 
108 	if ((fd = open(fname, O_RDWR | O_CREAT, 0700)) == -1) {
109 		tst_brkm(TBROK, cleanup,
110 			 "open(%s, O_RDWR|O_CREAT,0700) Failed, errno=%d : %s",
111 			 fname, errno, strerror(errno));
112 	}
113 }
114 
cleanup(void)115 void cleanup(void)
116 {
117 	if (close(fd) == -1) {
118 		tst_resm(TWARN, "close(%s) Failed, errno=%d : %s", fname, errno,
119 			 strerror(errno));
120 	}
121 
122 	tst_rmdir();
123 }
124