diff --git a/src/rrd_rpncalc.h b/src/rrd_rpncalc.h
index 10c8edd4b3244d9abd41d378400aebb02fb83a1b..ea6b87c2045c465a19e69ade2ddf5cfc0a9861c0 100644 (file)
--- a/src/rrd_rpncalc.h
+++ b/src/rrd_rpncalc.h
/****************************************************************************
- * RRDtool 1.3.2 Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.4.8 Copyright by Tobi Oetiker, 1997-2013
****************************************************************************
* rrd_rpncalc.h RPN calculator functions
****************************************************************************/
#define DEF_NAM_FMT "%255[-_A-Za-z0-9]"
/* limit imposed by sizeof(rpn_cdefs_t) and rrd.ds_def.par */
-#define DS_CDEF_MAX_RPN_NODES 26
+#define DS_CDEF_MAX_RPN_NODES (int)(sizeof(unival)*10 / sizeof(rpn_cdefds_t))
typedef struct rpnstack_t {
double *s;