cgroup: rename cg_update_unified() → cg_unified_update()

[elogind.git] / src / basic / fs-util.h

diff --git a/src/basic/fs-util.h b/src/basic/fs-util.h
index de4bb861eab7ea574ba5713b6003f6b37473e2e7..60f465a4d919bf2a301bdd66c916c6994b732a29 100644 (file)
--- a/src/basic/fs-util.h
+++ b/src/basic/fs-util.h
@@ -90,5 +90,23 @@ union inotify_event_buffer {
 
 int inotify_add_watch_fd(int fd, int what, uint32_t mask);
 
-int chase_symlinks(const char *path, const char *_root, char **ret);
 #endif // 0
+enum {
+        CHASE_PREFIX_ROOT = 1,   /* If set, the specified path will be prefixed by the specified root before beginning the iteration */
+        CHASE_NONEXISTENT = 2,   /* If set, it's OK if the path doesn't actually exist. */
+};
+
+int chase_symlinks(const char *path_with_prefix, const char *root, unsigned flags, char **ret);
+
+/* Useful for usage with _cleanup_(), removes a directory and frees the pointer */
+static inline void rmdir_and_free(char *p) {
+        (void) rmdir(p);
+        free(p);
+}
+DEFINE_TRIVIAL_CLEANUP_FUNC(char*, rmdir_and_free);
+
+static inline void unlink_and_free(char *p) {
+        (void) unlink(p);
+        free(p);
+}
+DEFINE_TRIVIAL_CLEANUP_FUNC(char*, unlink_and_free);