allow rrd_rpncalc to build without cairo dependencies ...

[rrdtool.git] / src / rrd_rpncalc.h

diff --git a/src/rrd_rpncalc.h b/src/rrd_rpncalc.h
index 3e4da4c796a5855fa42a08ef66348604a19a7c58..9f8b670feeddfbea44e70ef8fde73814f9320362 100644 (file)
--- a/src/rrd_rpncalc.h
+++ b/src/rrd_rpncalc.h
@@ -36,6 +36,9 @@ typedef struct rpn_cdefds_t {
     short     val;      /* used by OP_NUMBER and OP_VARIABLE */
 } rpn_cdefds_t;
 
+#define MAX_VNAME_LEN 255
+#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