Exit when executing the input fails,

if -o option (log file) is set and not in interactive mode.
Enables running the paranoia suite without hanging if
something goes wrong.

src/main.c

@@ -1091,13 +1091,17 @@ int main(int argc, char **argv)
         cp_nocc = FALSE;
     }
 
+#ifndef HAS_WINGUI
     if ((iflag || istty) && !ft_batchmode) {
         /* Enable interactive prompting. */
-
+#else
+    if (iflag && !ft_batchmode) {
+#endif
         bool x_true = TRUE;
         cp_vset("interactive", CP_BOOL, &x_true);
     }
 
+
     if (ft_servermode) {             /* in server no init file */
         readinit = FALSE;
     }
@@ -1322,6 +1326,8 @@ int main(int argc, char **argv)
                 /* Copy the input file name for becoming another file search path */
                 if (inp_spsource(tempfile, FALSE, dname, FALSE) != 0) {
                     fprintf(stderr, "    Simulation interrupted due to error!\n\n");
+                    if (oflag && !cp_getvar("interactive", CP_BOOL, NULL, 0))
+                        exit(EXIT_BAD);
                 }
                 tfree(dname);
                 gotone = TRUE;