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require 'formula'
# Major releases of erlang should typically start out as separate formula in
# Homebrew-versions, and only be merged to master when things like couchdb and
# elixir are compatible.
class Erlang < Formula
homepage 'http://www.erlang.org'
# Download tarball from GitHub; it is served faster than the official tarball.
url 'https://github.com/erlang/otp/archive/OTP_R16B02.tar.gz'
sha1 '81f72efe58a99ab1839eb6294935572137133717'
head 'https://github.com/erlang/otp.git', :branch => 'master'
bottle do
revision 2
sha1 'f2f17d7e0fcfc8281a5a49316db73382e2ed2b77' => :mountain_lion
sha1 '8afbd3e03333ca368e5036f48d0bcddeb4a4c8dd' => :lion
sha1 'bf967eecc1475e38aa0d5636ffb68563df627c5f' => :snow_leopard
end
resource 'man' do
url 'http://erlang.org/download/otp_doc_man_R16B02.tar.gz'
sha1 'c64c19d5ab176c8b7c1e05b02b4f2affbed7b0ef'
end
resource 'html' do
url 'http://erlang.org/download/otp_doc_html_R16B02.tar.gz'
sha1 '142e0b4becc04d3b5bf46a7fa2d48aae43cc84d0'
end
option 'disable-hipe', "Disable building hipe; fails on various OS X systems"
option 'halfword', 'Enable halfword emulator (64-bit builds only)'
option 'time', '`brew test --time` to include a time-consuming test'
option 'no-docs', 'Do not install documentation'
depends_on :automake
depends_on :libtool
depends_on 'unixodbc' if MacOS.version >= :mavericks
depends_on 'fop' => :optional # enables building PDF docs
fails_with :llvm do
build 2334
end
def install
ohai "Compilation takes a long time; use `brew install -v erlang` to see progress" unless ARGV.verbose?
if ENV.compiler == :llvm
# Don't use optimizations. Fixes build on Lion/Xcode 4.2
ENV.remove_from_cflags /-O./
ENV.append_to_cflags '-O0'
end
ENV.append "FOP", "#{HOMEBREW_PREFIX}/bin/fop" if build.with? 'fop'
# Do this if building from a checkout to generate configure
system "./otp_build autoconf" if File.exist? "otp_build"
args = ["--disable-debug",
"--prefix=#{prefix}",
"--enable-kernel-poll",
"--enable-threads",
"--enable-dynamic-ssl-lib",
"--enable-shared-zlib",
"--enable-smp-support"]
args << "--with-dynamic-trace=dtrace" unless MacOS.version <= :leopard or not MacOS::CLT.installed?
unless build.include? 'disable-hipe'
# HIPE doesn't strike me as that reliable on OS X
# http://syntatic.wordpress.com/2008/06/12/macports-erlang-bus-error-due-to-mac-os-x-1053-update/
# http://www.erlang.org/pipermail/erlang-patches/2008-September/000293.html
args << '--enable-hipe'
end
if MacOS.prefer_64_bit?
args << "--enable-darwin-64bit"
args << "--enable-halfword-emulator" if build.include? 'halfword' # Does not work with HIPE yet. Added for testing only
end
system "./configure", *args
system "make"
ENV.j1 # Install is not thread-safe; can try to create folder twice and fail
system "make install"
unless build.include? 'no-docs'
(lib/'erlang').install resource('man').files('man')
doc.install resource('html')
end
end
def caveats; <<-EOS.undent
Man pages can be found in:
#{opt_prefix}/lib/erlang/man
Access them with `erl -man`, or add this directory to MANPATH.
EOS
end
def test
`#{bin}/erl -noshell -eval 'crypto:start().' -s init stop`
# This test takes some time to run, but per bug #120 should finish in
# "less than 20 minutes". It takes about 20 seconds on a Mac Pro (2009).
if build.include?("time") && !build.head?
`#{bin}/dialyzer --build_plt -r #{lib}/erlang/lib/kernel-2.16.3/ebin/`
end
end
end
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