--- /dev/null
+/*****************************************************************************
+ * tdestroy.c: GNU tdestroy() replacement
+ *****************************************************************************
+ * Copyright © 1998-2009 the VideoLAN project
+ *
+ * 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 of the License, 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.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <search.h>
+
+typedef struct node_t
+{
+ void *key;
+ struct node_t *left, *right;
+} node;
+
+static void tdestroy_recurse (node *root, __free_fn_t freefct)
+{
+ if (root->left != NULL)
+ tdestroy_recurse (root->left, freefct);
+ if (root->right != NULL)
+ tdestroy_recurse (root->right, freefct);
+ (*freefct) ((void *) root->key);
+ /* Free the node itself. */
+ free (root);
+}
+
+void tdestroy (void *vroot, __free_fn_t freefct)
+{
+ node *root = (node *) vroot;
+ if (root != NULL) {
+ tdestroy_recurse (root, freefct);
+ }
+}
+
dnl Check for usual libc functions
AC_CHECK_FUNCS([gettimeofday isatty sigrelse getpwuid_r memalign posix_memalign if_nametoindex getenv putenv setenv ctime_r daemon fork lstat posix_fadvise posix_madvise uselocale])
AC_CHECK_FUNCS(fcntl)
-AC_REPLACE_FUNCS([asprintf atof atoll getcwd getpid gmtime_r lldiv localtime_r rewind strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll vasprintf swab])
+AC_REPLACE_FUNCS([asprintf atof atoll getcwd getpid gmtime_r lldiv localtime_r rewind strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll vasprintf swab tdestroy])
AC_CHECK_FUNCS([stricmp strnicmp])
AC_CHECK_FUNCS(fdatasync,,
[AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])