never returns!

b52dea08 · rsc · 0c931af5 · b52dea08
--- a/sh.c
+++ b/sh.c
@@ -65,7 +65,7 @@ runcmd(struct cmd *cmd)
  struct redircmd *rcmd;

  if(cmd == 0)
-    return;
+    exit();
  
  switch(cmd->type){
  default: