2 * Copyright (c) 1995 - 2000 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.
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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41 #include <sys/types.h>
57 kill_one(struct entry
*ents
, int ind
, int curents
);
60 do_dir(const char *dirname
);
63 kill_dir(const char *dirname
);
66 kill_one(struct entry
*ents
, int ind
, int curents
)
71 ret
= unlink(ents
[ind
].name
);
73 if (errno
== EISDIR
|| errno
== EPERM
)
74 do_dir(ents
[ind
].name
);
76 err(1, "unlink %s", ents
[ind
].name
);
79 for (i
= 0; i
<= ind
; ++i
) {
82 ret
= lstat(ents
[i
].name
, &sb
);
83 if (ret
== 0 || errno
!= ENOENT
)
84 err(1, "%s still exists?", ents
[i
].name
);
87 for (i
= ind
+ 1; i
< curents
; ++i
) {
90 ret
= lstat(ents
[i
].name
, &sb
);
92 err(1, "stat %s", ents
[i
].name
);
97 do_dir(const char *dirname
)
101 ret
= chdir(dirname
);
103 err(1, "chdir %s", dirname
);
108 ret
= rmdir(dirname
);
110 err(1, "rmdir %s", dirname
);
114 kill_dir(const char *dirname
)
123 fprintf(verbose
, "reading %s\n", dirname
);
127 err(1, "opendir %s", dirname
);
129 ents
= malloc(sizeof(*ents
) * maxents
);
132 while ((dp
= readdir(dir
)) != NULL
) {
133 if (strcmp(dp
->d_name
, ".") == 0 || strcmp(dp
->d_name
, "..") == 0)
136 if (curents
>= maxents
) {
138 ents
= realloc(ents
, sizeof(*ents
) * maxents
);
142 ents
[curents
].name
= strdup(dp
->d_name
);
143 ents
[curents
].status
= 1;
145 fprintf(verbose
, " adding %s\n", dp
->d_name
);
150 err(1, "opendir %s", dirname
);
152 while ((dp
= readdir(dir
)) != NULL
) {
153 if (strcmp(dp
->d_name
, ".") == 0 || strcmp(dp
->d_name
, "..") == 0)
156 if (strcmp(ents
[i
].name
, dp
->d_name
) != 0) {
157 errx(1, "%s != %s", ents
[i
].name
, dp
->d_name
);
159 fprintf(verbose
, " deleting %s\n", ents
[i
].name
);
160 kill_one(ents
, i
, curents
);
164 errx(1, "missing %d entries in %s", curents
- i
, dirname
);
167 fprintf(verbose
, "end of %s\n", dirname
);
171 main(int argc
, char **argv
)
174 verbose
= fdopen(4, "w");
175 if (verbose
== NULL
) {
176 verbose
= fopen("/dev/null", "w");
178 err(1, "fopen /dev/null");
182 errx(1, "usage: %s directory", argv
[0]);