git-svn: allow --version to work anywhere

diff --git a/graph.h b/graph.h
index 0be62bd8b1227a16b8e67f6309605d6f4a98c247..3f48c19b6208712233f80c1afae3783951e967a9 100644 (file)
--- a/graph.h
+++ b/graph.h
@@ -67,6 +67,11 @@ int graph_is_commit_finished(struct git_graph const *graph);
 int graph_next_line(struct git_graph *graph, struct strbuf *sb);
 
 
+/*
+ * Return current width of the graph in on-screen characters.
+ */
+int graph_width(struct git_graph *graph);
+
 /*
  * graph_show_*: helper functions for printing to stdout
  */