Show help when no arguments
@@ -2250,6 +2250,12 @@ char *pmkoutname = NULL;
eigenpfadname = strdupa(argv[0]);
eigenname = basename(eigenpfadname);
+if (argc == 1)
+ {
+ usage(eigenname);
+ exit(EXIT_FAILURE);
+ }
+
setbuf(stdout, NULL);
while ((auswahl = getopt(argc, argv, "o:m:n:p:P:l:L:e:E:f:w:W:u:S:xrishv")) != -1)
{
