--- /dev/null
+/* Test of execution of program termination handlers.
+ Copyright (C) 2007 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "canonicalize.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#define ASSERT(expr) if (!(expr)) abort ();
+
+int
+main ()
+{
+ /* Check that the symbolic link to a file can be resolved. */
+ {
+ char *result1 = canonicalize_file_name ("t-can-lgpl.tmp/huk");
+ char *result2 = canonicalize_file_name ("t-can-lgpl.tmp/tra");
+ ASSERT (result1 != NULL);
+ ASSERT (result2 != NULL);
+ ASSERT (strcmp (result1, result2) == 0);
+ ASSERT (strcmp (result1 + strlen (result1) - 19, "/t-can-lgpl.tmp/tra") == 0);
+ free (result1);
+ free (result2);
+ }
+
+ /* Check that the symbolic link to a directory can be resolved. */
+ {
+ char *result1 = canonicalize_file_name ("t-can-lgpl.tmp/plo");
+ char *result2 = canonicalize_file_name ("t-can-lgpl.tmp/bef");
+ char *result3 = canonicalize_file_name ("t-can-lgpl.tmp/lum");
+ ASSERT (result1 != NULL);
+ ASSERT (result2 != NULL);
+ ASSERT (result3 != NULL);
+ ASSERT (strcmp (result1, result2) == 0);
+ ASSERT (strcmp (result2, result3) == 0);
+ ASSERT (strcmp (result1 + strlen (result1) - 19, "/t-can-lgpl.tmp/lum") == 0);
+ free (result1);
+ free (result2);
+ free (result3);
+ }
+
+ /* Check that a symbolic link to a nonexistent file yields NULL. */
+ {
+ char *result = canonicalize_file_name ("t-can-lgpl.tmp/ouk");
+ ASSERT (result == NULL);
+ }
+
+ /* Check that a loop of symbolic links is detected. */
+ {
+ char *result = canonicalize_file_name ("ise");
+ ASSERT (result == NULL);
+ }
+
+ return 0;
+}