rogueviz::dhr:: fixed unused result

2024-04-28 01:46:47 +02:00 · 2024-04-28 01:46:47 +02:00 · f1e91a1614
parent e71ddf1140
commit f1e91a1614
1 changed files with 1 additions and 1 deletions
--- a/rogueviz/dhrg/embedder.cpp
+++ b/rogueviz/dhrg/embedder.cpp
@ -319,7 +319,7 @@ void load_embedded(const string s) {
    while(true) {
      char who[500], where[500];
      who[0] = 0;
-      fscanf(f, "%s%s", who, where);
+      if(fscanf(f, "%s%s", who, where) < 0) throw hstream_exception("error loading embedding");
      if(who[0] == 0) break;
      if(!ids.count(who)) printf("unknown vertex: %s\n", who);
      string wh = where;