[GRASS-SVN] r56660 - grass/trunk/vector/v.in.ogr

[svn_grass at osgeo.org]

Author: hamish
Date: 2013-06-09 13:15:53 -0700 (Sun, 09 Jun 2013)
New Revision: 56660

Modified:
   grass/trunk/vector/v.in.ogr/main.c
Log:
compatibility with C89 compilers

Modified: grass/trunk/vector/v.in.ogr/main.c
===================================================================
--- grass/trunk/vector/v.in.ogr/main.c	2013-06-09 17:01:53 UTC (rev 56659)
+++ grass/trunk/vector/v.in.ogr/main.c	2013-06-09 20:15:53 UTC (rev 56660)
@@ -1369,7 +1369,7 @@
 		xmax = ymax;
 
 	    /* double precision ULP */
-	    min_snap = log2(xmax) - 52;
+	    min_snap = log(xmax)/log(2) - 52;
 	    min_snap = pow(2, min_snap);
 	    /* human readable */
 	    min_snap = log10(min_snap);
@@ -1380,7 +1380,7 @@
 	    min_snap = pow(10, min_snap);
 
 	    /* single precision ULP */
-	    max_snap = log2(xmax) - 23;
+	    max_snap = log(xmax)/log(2) - 23;
 	    max_snap = pow(2, max_snap);
 	    /* human readable */
 	    max_snap = log10(max_snap);