index 21ec8f00de2d07456f1bb5550d8c3d72a0a3a45e..73d5dde72f7c68566003c4e96ce937643561b5d9 100644 (file)
/****************************************************************************
- * RRDtool 1.2rc3 Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.6 Copyright by Tobi Oetiker, 1997-2005
****************************************************************************
* rrd_rpncalc.c RPN calculator functions
****************************************************************************/
if (rpnc[i].op == OP_NUMBER) {
/* convert a short into a string */
-#ifdef WIN32
+#if defined(WIN32) && !defined(__CYGWIN__) && !defined(__CYGWIN32__)
_itoa(rpnc[i].val,buffer,10);
#else
sprintf(buffer,"%d",rpnc[i].val);
rpnstack -> s[++stptr] = rpnp[rpi].val;
break;
case OP_VARIABLE:
- /* Sanity check: VDEFs shouldn't make it here */
+ case OP_PREV_OTHER:
+ /* Sanity check: VDEFs shouldn't make it here */
if (rpnp[rpi].ds_cnt == 0) {
rrd_set_error("VDEF made it into rpn_calc... aborting");
return -1;
* row in the rra (skip over non-relevant
* data sources)
*/
- rpnstack -> s[++stptr] = *(rpnp[rpi].data);
+ if (rpnp[rpi].op == OP_VARIABLE) {
+ rpnstack -> s[++stptr] = *(rpnp[rpi].data);
+ } else {
+ if ((output_idx) <= 0) {
+ rpnstack -> s[++stptr] = DNAN;
+ } else {
+ rpnstack -> s[++stptr] = *(rpnp[rpi].data-rpnp[rpi].ds_cnt);
+ }
+
+ }
if (data_idx % rpnp[rpi].step == 0){
rpnp[rpi].data += rpnp[rpi].ds_cnt;
}
} else {
rpnstack -> s[++stptr] = output[output_idx-1];
}
- break;
- case OP_PREV_OTHER:
- if ((output_idx) <= 0) {
- rpnstack -> s[++stptr] = DNAN;
- } else {
- rpnstack -> s[++stptr] = rpnp[rpnp[rpi].ptr].data[output_idx-1];
- }
- break;
- case OP_UNKN:
+ break;
+ case OP_UNKN:
rpnstack -> s[++stptr] = DNAN;
break;
case OP_INF: