try to fix bug in EN_getdemandname

2019-03-25 18:39:57 +02:00
parent c90157a212
commit abf583d372
1 changed files with 3 additions and 1 deletions
--- a/src/epanet.c
+++ b/src/epanet.c
@@ -2751,7 +2751,9 @@ int DLLEXPORT EN_getdemandname(EN_Project p, int nodeIndex, int demandIndex,
    for (d = p->network.Node[nodeIndex].D;
        n < demandIndex && d->next != NULL; d = d->next) n++;
    if (n != demandIndex) return 253;
-    strcpy(demandName, d->Name);
+
+    if (d->Name) strcpy(demandName, d->Name);
+    else demandName[0] = '\0';
    return 0;
 }