# HG changeset patch
# User Rob Landley <rob@landley.net>
# Date 1427648490 18000
# Node ID 28806689547bf11783b16ff8a10171f8ef77e318
# Parent  4c92484c2646ac499afc766513bc5d4aa20f0e76
Fix head bug pointed out by felix janda (recent -123 code broke first file argument of -n).

diff -r 4c92484c2646 -r 28806689547b toys/posix/head.c
--- a/toys/posix/head.c	Sat Mar 28 20:21:03 2015 -0500
+++ b/toys/posix/head.c	Sun Mar 29 12:01:30 2015 -0500
@@ -56,6 +56,6 @@
   if (arg && *arg == '-' && arg[1]) {
     TT.lines = atolx(arg+1);
     toys.optc--;
-  }
+  } else arg = 0;
   loopfiles(toys.optargs+!!arg, do_head);
 }