2 * Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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41 #include <sys/types.h>
50 creat_files(const char *dirname, int count)
57 if (mkdir(dirname, 0777) < 0)
58 err(1, "mkdir %s", dirname);
60 if (chdir(dirname) < 0)
61 err(1, "chdir %s", dirname);
62 if (stat(".", &sb) < 0)
64 if (sb.st_size != 2048)
65 errx(1, "size != 2048");
66 for (i = 0; i < count; ++i) {
70 snprintf(num, sizeof(num), "%d", i);
72 fd = open(num, O_CREAT | O_EXCL, 0777);
74 err(1, "open %s", num);
76 err(1, "close %s", num);
78 if (stat(".", &sb) < 0)
84 for (i = -2; i < count; ++i) {
89 errx(1, "out of entries at %d?", i);
95 snprintf(num, sizeof(num), "%d", i);
96 if (strcmp(num, dp->d_name) != 0)
97 errx(1, "'%s' != '%s'", num, dp->d_name);
99 if (readdir(d) != NULL)
100 errx(1, "more entries?");
102 for (i = 0; i < count; ++i) {
105 snprintf(num, sizeof(num), "%d", i);
108 err(1, "unlink %s", num);
114 if (dp == NULL || strcmp(dp->d_name, ".") != 0)
115 errx(1, "where's .?");
117 if (dp == NULL || strcmp(dp->d_name, "..") != 0)
118 errx(1, "where's ..?");
119 if (readdir(d) != NULL)
120 errx(1, "even more entries?");
122 if (stat(".", &sb) < 0)
125 if (sb.st_size != 2048)
126 errx(1, "size != 2048");
134 fprintf(stderr, "%s directory number-of-files\n", __progname);
139 main(int argc, char **argv)
148 count = strtol(argv[2], &ptr, 0);
149 if (count == 0 && ptr == argv[2])
150 errx(1, "'%s' not a number", argv[2]);
152 return creat_files(argv[1], count);