Update.
[glibc.git] / misc / tst-dirname.c
bloba428786db6fd4eaa0e46d521451b7fd8d0e204e0
1 /* Test program for dirname function a la XPG.
2 Copyright (C) 1996, 2000, 2001, 2002 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
21 #define _GNU_SOURCE 1
22 #include <libgen.h>
23 #include <stdio.h>
24 #include <string.h>
27 static int
28 test (const char *input, const char *result)
30 int retval;
31 char *cp;
32 cp = strdupa (input);
33 cp = dirname (cp);
34 retval = strcmp (cp, result);
35 if (retval)
36 printf ("dirname(\"%s\") should be \"%s\", but is \"%s\"\n",
37 input, result, cp);
38 return retval;
41 int
42 main (void)
44 int result = 0;
46 /* These are the examples given in XPG4.2. */
47 result |= test ("/usr/lib", "/usr");
48 result |= test ("/usr/", "/");
49 result |= test ("usr", ".");
50 result |= test ("/", "/");
51 result |= test (".", ".");
52 result |= test ("..", ".");
54 /* Some more tests. */
55 result |= test ("/usr/lib/", "/usr");
56 result |= test ("/usr", "/");
57 result |= test ("a//", ".");
58 result |= test ("a////", ".");
59 result |= test ("////usr", "/");
60 result |= test ("////usr//", "/");
61 result |= test ("//usr", "//");
62 result |= test ("//usr//", "//");
63 result |= test ("//", "//");
65 /* Other Unix implementations behave like this. */
66 result |= test ("x///y", "x");
67 result |= test ("x/////y", "x");
69 return result != 0;