[GRASS-SVN] r55876 - grass/trunk/raster/r.univar

[svn_grass at osgeo.org]

Author: mmetz
Date: 2013-04-18 00:00:21 -0700 (Thu, 18 Apr 2013)
New Revision: 55876

Modified:
   grass/trunk/raster/r.univar/stats.c
Log:
r.univar: fix buffer overflow

Modified: grass/trunk/raster/r.univar/stats.c
===================================================================
--- grass/trunk/raster/r.univar/stats.c	2013-04-18 06:59:42 UTC (rev 55875)
+++ grass/trunk/raster/r.univar/stats.c	2013-04-18 07:00:21 UTC (rev 55876)
@@ -131,7 +131,7 @@
 	stdev = sqrt(variance);
 	var_coef = (stdev / mean) * 100.;	/* perhaps stdev/fabs(mean) ? */
 
-	sprintf(sum_str, "%.10f", stats[z].sum);
+	sprintf(sum_str, "%.15g", stats[z].sum);
 	G_trim_decimal(sum_str);
 
 	if (zone_info.n_zones) {
@@ -397,11 +397,11 @@
 	/* coefficient of variance */
 	fprintf(stdout, "%.15g%s", var_coef, zone_info.sep);
 	/* sum */
-	sprintf(sum_str, "%.10f", stats[z].sum);
+	sprintf(sum_str, "%.15g", stats[z].sum);
 	G_trim_decimal(sum_str);
 	fprintf(stdout, "%s%s", sum_str, zone_info.sep);
 	/* absolute sum */
-	sprintf(sum_str, "%.10f", stats[z].sum_abs);
+	sprintf(sum_str, "%.15g", stats[z].sum_abs);
 	G_trim_decimal(sum_str);
 	fprintf(stdout, "%s", sum_str);