From d210d6b019b8ce1fb7c9c39b6acbf605511299cc Mon Sep 17 00:00:00 2001
From: Ting-Wei Lan <lantw44@gmail.com>
Date: Sun, 24 Jan 2016 15:12:58 +0800
Subject: Fix homework submission script on FreeBSD

---
 Makefile.am | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile.am b/Makefile.am
index a8d7d9f..dceba2d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -66,6 +66,6 @@ submit: dist
 	rm $(submit_dir_name)/src/lexer.c
 	rm $(submit_dir_name)/src/parser.h
 	rm $(submit_dir_name)/src/parser.c
-	ver=`git rev-list HEAD | wc -l` && tar -jpcf \
+	ver=`echo $$(git rev-list HEAD | wc -l)` && tar -jpcf \
 	    $(submit_tarball_prefix)_ver$$ver.tar.bz2 $(submit_dir_name)
 	rm -rf $(submit_dir_name)
-- 
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