From 39453f5a9d49041de592375668e078541e8a49ea Mon Sep 17 00:00:00 2001
From: Max Howell
Date: Tue, 23 Aug 2011 23:25:47 +0100
Subject: Auto-substitute certain variables in DATA patches

HOMEBREW_PREFIX for example.
---
 Library/Homebrew/formula.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Library')

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index d0f6a0389..c6e5aae51 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -590,8 +590,8 @@ EOF
         p = {:filename => '%03d-homebrew.diff' % n+=1, :compression => false}
 
         if defined? DATA and url == DATA
-          pn=Pathname.new p[:filename]
-          pn.write DATA.read
+          pn = Pathname.new p[:filename]
+          pn.write(DATA.read.to_s.gsub("HOMEBREW_PREFIX", HOMEBREW_PREFIX))
         elsif url =~ %r[^\w+\://]
           out_fn = p[:filename]
           case url
-- 
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