arm: Only output eabi attributes if building for ELF

[ffmpeg] / libavutil / tree.h

diff --git a/libavutil/tree.h b/libavutil/tree.h
index 9115e2fec1cbe58b52c3861ff534ddbc68c620c0..623280f2b2fafe6c665729e8092102d86b4c86c9 100644 (file)
--- a/libavutil/tree.h
+++ b/libavutil/tree.h
@@ -21,16 +21,36 @@
 /**
  * @file
  * A tree container.
- * Insertion, removal, finding equal, largest which is smaller than and
- * smallest which is larger than, all have O(log n) worst case complexity.
  * @author Michael Niedermayer <michaelni@gmx.at>
  */
 
 #ifndef AVUTIL_TREE_H
 #define AVUTIL_TREE_H
 
+#include "attributes.h"
+#include "version.h"
+
+/**
+ * @addtogroup lavu_tree AVTree
+ * @ingroup lavu_data
+ *
+ * Low complexity tree container
+ *
+ * Insertion, removal, finding equal, largest which is smaller than and
+ * smallest which is larger than, all have O(log n) worst case complexity.
+ * @{
+ */
+
+
 struct AVTreeNode;
-extern const int av_tree_node_size;
+#if FF_API_CONTEXT_SIZE
+extern attribute_deprecated const int av_tree_node_size;
+#endif
+
+/**
+ * Allocate an AVTreeNode.
+ */
+struct AVTreeNode *av_tree_node_alloc(void);
 
 /**
  * Find an element.
@@ -91,5 +111,8 @@ void av_tree_destroy(struct AVTreeNode *t);
  */
 void av_tree_enumerate(struct AVTreeNode *t, void *opaque, int (*cmp)(void *opaque, void *elem), int (*enu)(void *opaque, void *elem));
 
+/**
+ * @}
+ */
 
 #endif /* AVUTIL_TREE_H */