homebrew-core/Formula/mlton.rb
2013-01-21 17:36:34 -06:00

40 lines
1.1 KiB
Ruby

require 'formula'
# Installs the binary build of MLton.
# Since MLton is written in ML, building from source
# would require an existing ML compiler/interpreter for bootstrapping.
class StandardHomebrewLocation < Requirement
satisfy HOMEBREW_PREFIX.to_s == "/usr/local"
def message; <<-EOS.undent
mlton won't work outside of /usr/local
Because this uses pre-compiled binaries, it will not work if
Homebrew is installed somewhere other than /usr/local; mlton
will be unable to find GMP.
EOS
end
end
class Mlton < Formula
homepage 'http://mlton.org'
url 'http://downloads.sourceforge.net/project/mlton/mlton/20100608/mlton-20100608-1.amd64-darwin.gmp-static.tgz'
sha1 'b5e067f2f3d2166d074602f83b03004587f3adab'
# We download and install the version of MLton which is statically linked to libgmp, but all
# generated executables will require gmp anyway, hence the dependency
depends_on StandardHomebrewLocation.new
depends_on 'gmp'
skip_clean :all
def install
cd "local" do
# Remove OS X droppings
rm Dir["man/man1/._*"]
mv "man", "share"
prefix.install Dir['*']
end
end
end