uwsgi: add universal pcre requirement

Closes #15715.

1 files changed, 21 insertions, 1 deletions

diff --git a/Library/Formula/uwsgi.rb b/Library/Formula/uwsgi.rb
index 733ce7e5a..5c2d68790 100644
--- a/Library/Formula/uwsgi.rb
+++ b/Library/Formula/uwsgi.rb
@@ -1,11 +1,31 @@
 require 'formula'
 
+class UniversalPcre < Requirement
+  def message; <<-EOS.undent
+    pcre must be build universal for uwsgi to work.
+    You will need to:
+      brew rm pcre
+      brew install --universal pcre
+    EOS
+  end
+
+  def fatal?
+    true
+  end
+
+  def satisfied?
+    f = Formula.factory('pcre')
+    f.installed? && archs_for_command(f.lib/'libpcre.dylib').universal?
+  end
+end
+
 class Uwsgi < Formula
   homepage 'http://projects.unbit.it/uwsgi/'
   url 'http://projects.unbit.it/downloads/uwsgi-1.2.6.tar.gz'
   sha1 '61996a4bc7d745dc3ed849c78310c4e1c5c70ee1'
 
-  depends_on 'pcre' # needs a universal build
+  depends_on UniversalPcre.new
+  depends_on 'pcre'
 
   def install
     # Find the arch for the Python we are building against.