gfio: fix discrepancies between graph header and implementation

[fio.git] / graph.h

diff --git a/graph.h b/graph.h
index 39dd2b0eb954a90a66ac61fff5023818d9aec93f..7c3e862b5f486d7a6024f3405a6494f7f380a615 100644 (file)
--- a/graph.h
+++ b/graph.h
@@ -14,8 +14,8 @@ void graph_title(struct graph *g, const char *title);
 void graph_x_title(struct graph *g, const char *title);
 void graph_y_title(struct graph *g, const char *title);
 void graph_add_label(struct graph *g, const char *label);
-void graph_add_data(struct graph *g, const char *label, const double value);
-void graph_add_xy_data(struct graph *g, const char *label,
+int graph_add_data(struct graph *g, const char *label, const double value);
+int graph_add_xy_data(struct graph *g, const char *label,
                const double x, const double y);
 void graph_set_color(struct graph *g, const char *label,
                double red, double green, double blue);