Switch to GPL v3
[disorder] / plugins / fs.c
1 /*
2 * This file is part of DisOrder.
3 * Copyright (C) 2004, 2007, 2008 Richard Kettlewell
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #include <config.h>
20
21 #include <string.h>
22 #include <stdlib.h>
23 #include <sys/types.h>
24 #include <sys/stat.h>
25 #include <syslog.h>
26 #include <errno.h>
27 #include <dirent.h>
28 #include <stdio.h>
29 #include <unistd.h>
30
31 #include <disorder.h>
32
33 void disorder_scan(const char *path) {
34 struct stat sb;
35 DIR *dp;
36 struct dirent *de;
37 char *np;
38
39 if(stat(path, &sb) < 0) {
40 disorder_error(errno, "cannot stat %s", path);
41 return;
42 }
43 if(S_ISDIR(sb.st_mode)) {
44 if(!(dp = opendir(path))) {
45 disorder_error(errno, "cannot open directory %s", path);
46 return;
47 }
48 while((errno = 0),
49 (de = readdir(dp))) {
50 if(de->d_name[0] != '.') {
51 disorder_asprintf(&np, "%s/%s", path, de->d_name);
52 disorder_scan(np);
53 }
54 }
55 if(errno)
56 disorder_error(errno, "error reading directory %s", path);
57 closedir(dp);
58 } else if(S_ISREG(sb.st_mode)) {
59 if(access(path, R_OK) < 0) {
60 disorder_error(errno, "cannot access file %s", path);
61 return;
62 }
63 if(printf("%s%c", path, 0) < 0)
64 disorder_fatal(errno, "error writing to scanner output pipe");
65 }
66 }
67
68 int disorder_check(const char attribute((unused)) *root, const char *path) {
69 if(access(path, R_OK) == 0)
70 return 1;
71 else if(errno == ENOENT)
72 return 0;
73 else {
74 disorder_error(errno, "cannot access %s", path);
75 return -1;
76 }
77 }
78
79 /*
80 Local Variables:
81 c-basic-offset:2
82 comment-column:40
83 End:
84 */