not cause error on empty string in input

9c00b7dc · vvaltman · 206c17e5 · 9c00b7dc
Commit 9c00b7dc authored May 27, 2015 by vvaltman
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interface.c interface.c +5 -0

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--- a/interface.c
+++ b/interface.c
@@ -2621,6 +2621,11 @@ void interpreter_ex (char *line, void *ex) {
    in_readline = 0;
    return; 
  }
+  if (!*line) {
+    in_readline = 0;
+    return;
+  }
  if (line && *line) {
    add_history (line);
  }