From 673d4b1346d3fb3e8b6d2ff6a5e3ea4da4a27607 Mon Sep 17 00:00:00 2001
From: Misty De Meo
Date: Thu, 2 Feb 2012 12:37:26 -0600
Subject: par2tbb: add conflicts warnings, clang failure

* par2tbb conflicts with par2, so issue a warning if par2 is installed.
* update handling of clang failure; this should be changed once
  fails_with_clang is available
---
 Library/Formula/par2tbb.rb | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'Library/Formula')

diff --git a/Library/Formula/par2tbb.rb b/Library/Formula/par2tbb.rb
index 80d8a61c0..7c9567353 100644
--- a/Library/Formula/par2tbb.rb
+++ b/Library/Formula/par2tbb.rb
@@ -17,9 +17,16 @@ class Par2tbb < Formula
     # but only 10.6+ are available on Xcode4
     inreplace 'Makefile.am', /^.*-mmacosx-version.*$/, ''
 
-    # NOTE: fails build with clang; doesn't recognize a x87 instruction
-    #       works with llvm-g++ though.
-    ENV.llvm if ENV.compiler == :clang
+    # FIXME This should be replaced with fails_with_clang once available
+    if ENV.compiler == :clang
+      opoo "Formula will not build with Clang, using LLVM."
+      ENV.llvm
+    end
+
+    if Formula.factory('par2').installed?
+      opoo "par2tbb conflicts with par2. Your par2 binaries will be overwritten.
+         If this bothers you, you can restore par2 with `brew link par2`."
+    end
 
     host_triplet = MacOS.prefer_64_bit? ? "x86_64-apple-darwin11" : "i686-apple-darwin11"
 
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