glibc/misc/tst-dirname.c

56 lines
1.6 KiB
C

/* Test program for dirname function a la XPG.
Copyright (C) 1996, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define _GNU_SOURCE 1
#include <libgen.h>
#include <stdio.h>
#include <string.h>
int
test (const char *input, const char *result)
{
int retval;
char *cp;
cp = strdupa (input);
cp = dirname (cp);
retval = strcmp (cp, result);
if (retval)
printf ("dirname(\"%s\") should be \"%s\", but is \"%s\"\n",
input, result, cp);
return retval;
}
int
main (void)
{
int result = 0;
/* These are the examples given in XPG4.2. */
result |= test ("/usr/lib", "/usr");
result |= test ("/usr", "/");
result |= test ("usr", ".");
result |= test ("/", "/");
result |= test (".", ".");
result |= test ("..", ".");
return result != 0;
}