generate caller graphs in doxygen

diff --git a/maintenance/Doxyfile b/maintenance/Doxyfile
index 6596801..7d7849c 100644 (file)
--- a/maintenance/Doxyfile
+++ b/maintenance/Doxyfile
@@ -264,6 +264,7 @@ TEMPLATE_RELATIONS     = NO
 INCLUDE_GRAPH          = YES
 INCLUDED_BY_GRAPH      = YES
 CALL_GRAPH             = YES
+CALLER_GRAPH           = YES
 GRAPHICAL_HIERARCHY    = YES
 DIRECTORY_GRAPH        = YES
 DOT_IMAGE_FORMAT       = png