1/* Test for ftw function searching in current directory.
2 Copyright (C) 2001-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <ftw.h>
20#include <mcheck.h>
21#include <stdio.h>
22#include <string.h>
23
24
25int cnt;
26int result;
27int sawown;
28int sawcur;
29
30
31static int
32callback (const char *fname, const struct stat *st, int flag)
33{
34 printf (format: "%d: \"%s\" -> ", ++cnt, fname);
35 if (strcmp (fname, ".") == 0 && sawcur)
36 {
37 puts (s: "current directory reported twice");
38 result = 1;
39 }
40 else if (strcmp (fname, "./bug-ftw2.c") == 0 && sawown)
41 {
42 puts (s: "source file reported twice");
43 result = 1;
44 }
45 else if (fname[0] != '.')
46 {
47 puts (s: "missing '.' as first character");
48 result = 1;
49 }
50 else if (fname[1] != '\0' && fname[1] != '/')
51 {
52 puts (s: "no '/' in second position");
53 result = 1;
54 }
55 else
56 {
57 puts (s: "OK");
58 sawcur |= strcmp (fname, ".") == 0;
59 sawown |= strcmp (fname, "./bug-ftw2.c") == 0;
60 }
61
62 return 0;
63}
64
65
66int
67main (void)
68{
69 mtrace ();
70
71 ftw (dir: ".", func: callback, descriptors: 10);
72
73 if (! sawcur)
74 {
75 puts (s: "current directory wasn't reported");
76 result = 1;
77 }
78
79 if (! sawown)
80 {
81 puts (s: "source file wasn't reported");
82 result = 1;
83 }
84
85 return result;
86}
87

source code of glibc/io/bug-ftw2.c