Cleanup: autoconf 'dirfd' detection

[lttng-tools.git] / src / common / compat / directory-handle.h

diff --git a/src/common/compat/directory-handle.h b/src/common/compat/directory-handle.h
index b6ee8b3846fdc7a70a77f19c295ab49b23bd3555..24f1e6f6810b318ac8ab8e0b26decdddcc388260 100644 (file)
--- a/src/common/compat/directory-handle.h
+++ b/src/common/compat/directory-handle.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2019 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2019 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * 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.
  */
 
 #ifndef _COMPAT_DIRECTORY_HANDLE_H
@@ -35,11 +25,19 @@ enum lttng_directory_handle_rmdir_recursive_flags {
  * This wrapper provides a handle that is either a copy of a directory's path
  * or a directory file descriptors, depending on the platform's capabilities.
  */
-#ifdef COMPAT_DIRFD
+#ifdef HAVE_DIRFD
+
+struct lttng_directory_handle;
+
+typedef void (*lttng_directory_handle_destroy_cb)(
+               struct lttng_directory_handle *handle, void *data);
+
 struct lttng_directory_handle {
        struct urcu_ref ref;
        ino_t directory_inode;
        int dirfd;
+       lttng_directory_handle_destroy_cb destroy_cb;
+       void *destroy_cb_data;
 };
 
 static inline