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-rw-r--r--Library/Homebrew/requirements.rb3
-rw-r--r--Library/Homebrew/requirements/unsigned_kext_requirement.rb16
2 files changed, 18 insertions, 1 deletions
diff --git a/Library/Homebrew/requirements.rb b/Library/Homebrew/requirements.rb
index d0ebbe9cf..05576a873 100644
--- a/Library/Homebrew/requirements.rb
+++ b/Library/Homebrew/requirements.rb
@@ -2,11 +2,12 @@ require 'requirement'
require 'requirements/fortran_dependency'
require 'requirements/language_module_dependency'
require 'requirements/minimum_macos_requirement'
+require 'requirements/maximum_macos_requirement'
require 'requirements/mpi_dependency'
require 'requirements/osxfuse_dependency'
require 'requirements/python_dependency'
+require 'requirements/unsigned_kext_requirement'
require 'requirements/x11_dependency'
-require 'requirements/maximum_macos_requirement'
class XcodeDependency < Requirement
fatal true
diff --git a/Library/Homebrew/requirements/unsigned_kext_requirement.rb b/Library/Homebrew/requirements/unsigned_kext_requirement.rb
new file mode 100644
index 000000000..440684773
--- /dev/null
+++ b/Library/Homebrew/requirements/unsigned_kext_requirement.rb
@@ -0,0 +1,16 @@
+require 'requirement'
+
+class UnsignedKextRequirement < Requirement
+ fatal true
+
+ satisfy { MacOS.version < :yosemite }
+
+ def message
+ <<-EOS.undent
+ OS X Mavericks or older is required for this package.
+ OS X Yosemite introduced a strict unsigned kext ban which breaks this package.
+ You should remove this package from your system and attempt to find upstream
+ binaries to use instead.
+ EOS
+ end
+end