Fix "ln -s toybox potato; ./potato" unknown command problem.

(Commit 7771e94e2a08 broke it.)

1 files changed, 6 insertions, 2 deletions

diff --git a/main.c b/main.c
index 2b1fdd61..9903b3c5 100644
--- a/main.c
+++ b/main.c
@@ -189,8 +189,12 @@ void toybox_main(void)
   // Try dereferencing one layer of symlink
   if (toys.argv[1]) {
     toy_exec(toys.argv+1);
-    if (0<readlink(toys.argv[1], libbuf, sizeof(libbuf)))
-      toy_exec_which(toy_find(basename(libbuf)), toys.argv);
+    if (0<readlink(toys.argv[1], libbuf, sizeof(libbuf))) {
+      struct toy_list *tl= toy_find(basename(libbuf));
+
+      if (tl == toy_list) unknown(basename(toys.argv[1]));
+      else toy_exec_which(tl, toys.argv);
+    }
   }
 
   // For early error reporting