From 1c271e0aabe295ceebd6097194b7c807cf94c45e Mon Sep 17 00:00:00 2001
From: Camillo Lugaresi
Date: Tue, 21 Dec 2010 04:40:11 +0100
Subject: lua: use safe_system for calling patch

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
---
 Library/Formula/lua.rb | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'Library/Formula')

diff --git a/Library/Formula/lua.rb b/Library/Formula/lua.rb
index fc5c86ada..7a64371b0 100644
--- a/Library/Formula/lua.rb
+++ b/Library/Formula/lua.rb
@@ -10,10 +10,9 @@ class Lua <Formula
 
   def install
     # Apply patch-level 2
-    cd 'src' do
-      curl "http://www.lua.org/ftp/patch-lua-5.1.4-2", "-O"
-      `patch < patch-lua-5.1.4-2`
-    end
+    curl "http://www.lua.org/ftp/patch-lua-5.1.4-2", "-O"
+    safe_system '/usr/bin/patch', '-d', 'src', '-i', '../patch-lua-5.1.4-2'
+    # we could use the patches method if it supported additional arguments (-d in our case)
 
     # Use our CC/CFLAGS to compile.
     inreplace 'src/Makefile' do |s|
-- 
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