prepare for the release of rrdtool-1.2.10

[rrdtool.git] / src / rrd_graph_helper.c

diff --git a/src/rrd_graph_helper.c b/src/rrd_graph_helper.c
index 2e80741..0a5340f 100644 (file)
--- a/src/rrd_graph_helper.c
+++ b/src/rrd_graph_helper.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * RRDtool 1.2.9  Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.10  Copyright by Tobi Oetiker, 1997-2005
  ****************************************************************************
  * rrd_graph_helper.c  commandline parser functions 
  *                     this code initially written by Alex van den Bogaerdt
@@ -330,16 +330,28 @@ rrd_parse_PVHLAST(char *line, unsigned int *eaten, graph_desc_t *gdp, image_desc
        tmpstr[j]='\0';
     }
 
+    /* Number or vname ?
+     * It is a number only if "k" equals either "j" or "i",
+     * depending on which is appropriate
+     */
     dprintf("- examining value '%s'\n",tmpstr);
     k=0;
     if (gdp->gf == GF_VRULE) {
        sscanf(tmpstr,"%li%n",&gdp->xrule,&k);
-       if (k) dprintf("- found time: %li\n",gdp->xrule);
+       if (((j!=0)&&(k==j))||((j==0)&&(k==i))) {
+               dprintf("- found time: %li\n",gdp->xrule);
+       } else {
+               gdp->xrule=0;   /* reset the value to "none" */
+       }
     } else {
        sscanf(tmpstr,"%lf%n",&gdp->yrule,&k);
-       if (k) dprintf("- found number: %f\n",gdp->yrule);
+       if (((j!=0)&&(k==j))||((j==0)&&(k==i))) {
+               dprintf("- found number: %f\n",gdp->yrule);
+       } else {
+               gdp->yrule=DNAN;        /* reset the value to "none" */
+       }
     }
-    if (!k) {
+    if (((j!=0)&&(k!=j))||((j==0)&&(k!=i))) {
        if ((gdp->vidx=find_var(im,tmpstr))<0) {
            rrd_set_error("Not a valid vname: %s in line %s",tmpstr,line);
            return 1;