From 0e6aa7649a487a2b8a77872739bb65626739fa2b Mon Sep 17 00:00:00 2001
From: Xiyue Deng
Date: Mon, 28 Oct 2013 15:50:49 -0700
Subject: qpdf: Fix build with Clang/libc++.

* Reference patch from my upstream PR:
  https://github.com/qpdf/qpdf/pull/21.

Closes #23412.
---
 Library/Formula/qpdf.rb | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'Library/Formula')

diff --git a/Library/Formula/qpdf.rb b/Library/Formula/qpdf.rb
index dd84e85a8..5b0ca10f5 100644
--- a/Library/Formula/qpdf.rb
+++ b/Library/Formula/qpdf.rb
@@ -7,6 +7,12 @@ class Qpdf < Formula
 
   depends_on 'pcre'
 
+  # Fix building using Clang and libc++
+  # https://github.com/qpdf/qpdf/issues/19
+  def patches
+    'https://github.com/qpdf/qpdf/pull/21.diff'
+  end
+
   def install
     # find Homebrew's libpcre
     ENV.append 'LDFLAGS', "-L#{HOMEBREW_PREFIX}/lib"
-- 
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