1 | /* Test program for dirname function a la XPG. |
2 | Copyright (C) 1996-2022 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 | #define _GNU_SOURCE 1 |
20 | #include <libgen.h> |
21 | #include <stdio.h> |
22 | #include <string.h> |
23 | |
24 | |
25 | static int |
26 | test (const char *input, const char *result) |
27 | { |
28 | int retval; |
29 | char *cp; |
30 | cp = strdupa (input); |
31 | cp = dirname (path: cp); |
32 | retval = strcmp (cp, result); |
33 | if (retval) |
34 | printf (format: "dirname(\"%s\") should be \"%s\", but is \"%s\"\n" , |
35 | input, result, cp); |
36 | return retval; |
37 | } |
38 | |
39 | static int |
40 | do_test (void) |
41 | { |
42 | int result = 0; |
43 | |
44 | /* These are the examples given in XPG4.2. */ |
45 | result |= test (input: "/usr/lib" , result: "/usr" ); |
46 | result |= test (input: "/usr/" , result: "/" ); |
47 | result |= test (input: "usr" , result: "." ); |
48 | result |= test (input: "/" , result: "/" ); |
49 | result |= test (input: "." , result: "." ); |
50 | result |= test (input: ".." , result: "." ); |
51 | |
52 | /* Some more tests. */ |
53 | result |= test (input: "/usr/lib/" , result: "/usr" ); |
54 | result |= test (input: "/usr" , result: "/" ); |
55 | result |= test (input: "a//" , result: "." ); |
56 | result |= test (input: "a////" , result: "." ); |
57 | result |= test (input: "////usr" , result: "/" ); |
58 | result |= test (input: "////usr//" , result: "/" ); |
59 | result |= test (input: "//usr" , result: "//" ); |
60 | result |= test (input: "//usr//" , result: "//" ); |
61 | result |= test (input: "//" , result: "//" ); |
62 | |
63 | /* Other Unix implementations behave like this. */ |
64 | result |= test (input: "x///y" , result: "x" ); |
65 | result |= test (input: "x/////y" , result: "x" ); |
66 | |
67 | return result != 0; |
68 | } |
69 | |
70 | #define TEST_FUNCTION do_test () |
71 | #include "../test-skeleton.c" |
72 | |