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4c524b81 | 1 | /* Some basic tests for LFS. |
0b795736 | 2 | Copyright (C) 2000, 2001 Free Software Foundation, Inc. |
41bdb6e2 | 3 | This file is part of the GNU C Library. |
4c524b81 AJ |
4 | Contributed by Andreas Jaeger <aj@suse.de>, 2000. |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
4c524b81 AJ |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
4c524b81 | 15 | |
41bdb6e2 AJ |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
19 | 02111-1307 USA. */ | |
4c524b81 AJ |
20 | |
21 | #include <unistd.h> | |
22 | #include <stdlib.h> | |
23 | #include <sys/types.h> | |
24 | #include <sys/stat.h> | |
25 | #include <fcntl.h> | |
26 | #include <error.h> | |
27 | #include <errno.h> | |
feb27893 | 28 | #include <sys/resource.h> |
4c524b81 AJ |
29 | |
30 | /* Prototype for our test function. */ | |
31 | extern void do_prepare (int argc, char *argv[]); | |
32 | extern int do_test (int argc, char *argv[]); | |
33 | ||
34 | /* We have a preparation function. */ | |
35 | #define PREPARE do_prepare | |
36 | ||
37 | /* We might need a bit longer timeout. */ | |
38 | #define TIMEOUT 20 /* sec */ | |
39 | ||
40 | /* This defines the `main' function and some more. */ | |
41 | #include <test-skeleton.c> | |
42 | ||
43 | /* These are for the temporary file we generate. */ | |
44 | char *name; | |
45 | int fd; | |
46 | ||
47 | /* 2^31 = 2GB. */ | |
48 | #define TWO_GB 2147483648LL | |
49 | ||
50 | void | |
51 | do_prepare (int argc, char *argv[]) | |
52 | { | |
a334319f | 53 | char name_len; |
85471284 | 54 | struct rlimit64 rlim; |
4c524b81 AJ |
55 | |
56 | name_len = strlen (test_dir); | |
57 | name = malloc (name_len + sizeof ("/lfsXXXXXX")); | |
58 | mempcpy (mempcpy (name, test_dir, name_len), | |
59 | "/lfsXXXXXX", sizeof ("/lfsXXXXXX")); | |
60 | add_temp_file (name); | |
61 | ||
62 | /* Open our test file. */ | |
85471284 UD |
63 | fd = mkstemp64 (name); |
64 | if (fd == -1) | |
4c524b81 | 65 | { |
85471284 UD |
66 | if (errno == ENOSYS) |
67 | { | |
68 | /* Fail silently. */ | |
207390f7 | 69 | error (0, 0, "open64 is not supported"); |
85471284 UD |
70 | exit (EXIT_SUCCESS); |
71 | } | |
72 | else | |
73 | error (EXIT_FAILURE, errno, "cannot create temporary file"); | |
4c524b81 AJ |
74 | } |
75 | ||
85471284 UD |
76 | if (getrlimit64 (RLIMIT_FSIZE, &rlim) != 0) |
77 | { | |
78 | error (0, errno, "cannot get resource limit"); | |
79 | exit (0); | |
80 | } | |
81 | if (rlim.rlim_cur < TWO_GB + 200) | |
82 | { | |
83 | rlim.rlim_cur = TWO_GB + 200; | |
84 | if (setrlimit64 (RLIMIT_FSIZE, &rlim) != 0) | |
85 | { | |
86 | error (0, errno, "cannot reset file size limits"); | |
87 | exit (0); | |
88 | } | |
89 | } | |
4c524b81 AJ |
90 | } |
91 | ||
725c76a6 AJ |
92 | static void |
93 | test_ftello (void) | |
94 | { | |
95 | FILE *f; | |
96 | int ret; | |
97 | off64_t pos; | |
98 | ||
99 | f = fopen64 (name, "w"); | |
100 | ||
101 | ret = fseeko64 (f, TWO_GB+100, SEEK_SET); | |
102 | if (ret == -1 && errno == ENOSYS) | |
103 | { | |
207390f7 | 104 | error (0, 0, "fseeko64 is not supported."); |
725c76a6 AJ |
105 | exit (EXIT_SUCCESS); |
106 | } | |
107 | if (ret == -1 && errno == EINVAL) | |
108 | { | |
207390f7 | 109 | error (0, 0, "LFS seems not to be supported"); |
725c76a6 AJ |
110 | exit (EXIT_SUCCESS); |
111 | } | |
112 | if (ret == -1) | |
113 | { | |
207390f7 | 114 | error (0, errno, "fseeko64 failed with error"); |
725c76a6 AJ |
115 | exit (EXIT_FAILURE); |
116 | } | |
117 | ||
118 | ret = fwrite ("Hello", 1, 5, f); | |
207390f7 AJ |
119 | if (ret == -1 && errno == EFBIG) |
120 | { | |
121 | error (0, errno, "LFS seems not to be supported"); | |
122 | exit (EXIT_SUCCESS); | |
123 | } | |
124 | ||
125 | if (ret == -1 && errno == ENOSPC) | |
725c76a6 | 126 | { |
207390f7 | 127 | error (0, 0, "Not enough space to write file."); |
725c76a6 AJ |
128 | exit (EXIT_SUCCESS); |
129 | } | |
130 | ||
131 | if (ret != 5) | |
207390f7 | 132 | error (EXIT_FAILURE, errno, "Cannot write test string to large file"); |
725c76a6 AJ |
133 | |
134 | pos = ftello64 (f); | |
135 | ||
136 | if (pos != TWO_GB+105) | |
137 | { | |
138 | error (0, 0, "ftello64 gives wrong result."); | |
139 | exit (EXIT_FAILURE); | |
140 | } | |
141 | ||
142 | fclose (f); | |
143 | } | |
144 | ||
4c524b81 AJ |
145 | int |
146 | do_test (int argc, char *argv[]) | |
147 | { | |
148 | int ret; | |
149 | struct stat64 statbuf; | |
150 | ||
151 | ret = lseek64 (fd, TWO_GB+100, SEEK_SET); | |
152 | if (ret == -1 && errno == ENOSYS) | |
153 | { | |
207390f7 | 154 | error (0, 0, "lseek64 is not supported."); |
4c524b81 AJ |
155 | exit (EXIT_SUCCESS); |
156 | } | |
0b795736 UD |
157 | if (ret == -1 && errno == EINVAL) |
158 | { | |
207390f7 | 159 | error (0, 0, "LFS seems not to be supported."); |
0b795736 UD |
160 | exit (EXIT_SUCCESS); |
161 | } | |
725c76a6 AJ |
162 | if (ret == -1) |
163 | { | |
207390f7 | 164 | error (0, errno, "lseek64 failed with error"); |
725c76a6 AJ |
165 | exit (EXIT_FAILURE); |
166 | } | |
4c524b81 AJ |
167 | |
168 | ret = write (fd, "Hello", 5); | |
207390f7 AJ |
169 | if (ret == -1 && errno == EFBIG) |
170 | { | |
171 | error (0, 0, "LFS seems not to be supported."); | |
172 | exit (EXIT_SUCCESS); | |
173 | } | |
174 | ||
175 | if (ret == -1 && errno == ENOSPC) | |
4c524b81 | 176 | { |
207390f7 | 177 | error (0, 0, "Not enough space to write file."); |
4c524b81 AJ |
178 | exit (EXIT_SUCCESS); |
179 | } | |
56b2223e | 180 | |
4c524b81 AJ |
181 | if (ret != 5) |
182 | error (EXIT_FAILURE, errno, "cannot write test string to large file"); | |
183 | ||
184 | ret = close (fd); | |
185 | ||
186 | if (ret == -1) | |
187 | error (EXIT_FAILURE, errno, "error closing file"); | |
188 | ||
189 | ret = stat64 (name, &statbuf); | |
190 | ||
56b2223e | 191 | if (ret == -1 && (errno == ENOSYS || errno == EOVERFLOW)) |
207390f7 | 192 | error (0, 0, "stat64 is not supported."); |
4c524b81 AJ |
193 | else if (ret == -1) |
194 | error (EXIT_FAILURE, errno, "cannot stat file `%s'", name); | |
59553897 | 195 | else if (statbuf.st_size != (TWO_GB + 100 + 5)) |
4c524b81 | 196 | error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.", |
59553897 | 197 | (long long int) statbuf.st_size, (TWO_GB + 100 + 5)); |
4c524b81 | 198 | |
725c76a6 AJ |
199 | test_ftello (); |
200 | ||
4c524b81 AJ |
201 | return 0; |
202 | } |