X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Foutput%2Fcharts%2Fplot-chart.h;h=cfbaa4df8ddc396ee4d2338dee87acfd349bf0a5;hb=1b49116188b31ff17ee1a85e944488a7f254b847;hp=f4cc5bbf06c3f91650c4988b15e76e36f8efc74a;hpb=f7db18ef6a7e50bda368cf9a9288db58446f04c2;p=pspp

diff --git a/src/output/charts/plot-chart.h b/src/output/charts/plot-chart.h
index f4cc5bbf06..cfbaa4df8d 100644
--- a/src/output/charts/plot-chart.h
+++ b/src/output/charts/plot-chart.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -26,6 +26,7 @@
 #include <math/chart-geometry.h>
 #include <output/chart.h>
 
+#include <libpspp/compiler.h>
 #include <libpspp/str.h>
 #include <output/manager.h>
 #include <output/output.h>
@@ -51,11 +52,13 @@ enum tick_orientation
 void draw_tick(struct chart *chart,
 	  enum tick_orientation orientation,
 	  double position,
-	       const char *label, ...);
+	       const char *label, ...)
+  PRINTF_FORMAT (4, 5);
 
 
 /* Write the title on a chart*/
-void   chart_write_title(struct chart *chart, const char *title, ...);
+void   chart_write_title(struct chart *chart, const char *title, ...)
+  PRINTF_FORMAT (2, 3);
 
 
 /* Set the scale for the abscissa */