1 /* Simple Program to List a Directory, Mark II
2 Copyright (C) 1991-2022 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <https://www.gnu.org/licenses/>.
16 */
17
18 /*@group*/
19 #include <stdio.h>
20 #include <dirent.h>
21 /*@end group*/
22
23 static int
one(const struct dirent * unused)24 one (const struct dirent *unused)
25 {
26 return 1;
27 }
28
29 int
main(void)30 main (void)
31 {
32 struct dirent **eps;
33 int n;
34
35 n = scandir ("./", &eps, one, alphasort);
36 if (n >= 0)
37 {
38 int cnt;
39 for (cnt = 0; cnt < n; ++cnt)
40 puts (eps[cnt]->d_name);
41 }
42 else
43 perror ("Couldn't open the directory");
44
45 return 0;
46 }
47