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class Ghc < Formula
homepage "http://haskell.org/ghc/"
url "https://downloads.haskell.org/~ghc/7.8.4/ghc-7.8.4-src.tar.xz"
sha256 "c319cd94adb284177ed0e6d21546ed0b900ad84b86b87c06a99eac35152982c4"
bottle do
sha1 "34077e696ada63791ff32e044c51c8e538834b83" => :yosemite
sha1 "3780f6768dc740fb51fa3906cccb28ab06ce5acc" => :mavericks
sha1 "296802648e2b2bc26fcb01025fb1fa8ab583e64a" => :mountain_lion
end
devel do
url "https://downloads.haskell.org/~ghc/7.10.1-rc2/ghc-7.10.0.20150123-src.tar.xz"
version "7.10.1-rc2"
sha256 "766596f9b09b2cdd8bd477754f0e02ea8f7e40e4f5b0522cf585942fb2fec546"
end
option "32-bit"
option "with-tests", "Verify the build using the testsuite."
deprecated_option "tests" => "with-tests"
# http://hackage.haskell.org/trac/ghc/ticket/6009
depends_on :macos => :snow_leopard
depends_on "gmp"
depends_on "gcc" if MacOS.version == :mountain_lion
if build.build_32_bit? || !MacOS.prefer_64_bit?
resource "binary" do
url "https://downloads.haskell.org/~ghc/7.4.2/ghc-7.4.2-i386-apple-darwin.tar.bz2"
sha256 "80c946e6d66e46ca5d40755f3fbe3100e24c0f8036b850fd8767c4f9efd02bef"
end
elsif MacOS.version <= :lion
# https://ghc.haskell.org/trac/ghc/ticket/9257
resource "binary" do
url "https://downloads.haskell.org/~ghc/7.6.3/ghc-7.6.3-x86_64-apple-darwin.tar.bz2"
sha256 "f7a35bea69b6cae798c5f603471a53b43c4cc5feeeeb71733815db6e0a280945"
end
else
resource "binary" do
# there is currently no 7.8.4 binary download for darwin
url "https://downloads.haskell.org/~ghc/7.8.3/ghc-7.8.3-x86_64-apple-darwin.tar.xz"
sha256 "dba74c4cfb3a07d243ef17c4aebe7fafe5b43804468f469fb9b3e5e80ae39e38"
end
end
stable do
resource "testsuite" do
url "https://downloads.haskell.org/~ghc/7.8.4/ghc-7.8.4-testsuite.tar.xz"
sha256 "d0332f30868dcd0e7d64d1444df05737d1f3cf4b09f9cfbfec95f8831ce42561"
end
end
devel do
resource "testsuite" do
url "https://downloads.haskell.org/~ghc/7.10.1-rc2/ghc-7.10.0.20150123-testsuite.tar.xz"
sha256 "051d4659421dec257827d7de7df8a99806f4bf575102013dda4006fccee11f76"
end
end
if build.build_32_bit? || !MacOS.prefer_64_bit? || MacOS.version < :mavericks
fails_with :clang do
cause <<-EOS.undent
Building with Clang configures GHC to use Clang as its preprocessor,
which causes subsequent GHC-based builds to fail.
EOS
end
end
def install
# Move the main tarball contents into a subdirectory
(buildpath+"Ghcsource").install Dir["*"]
resource("binary").stage do
# Define where the subformula will temporarily install itself
subprefix = buildpath+"subfo"
# ensure configure does not use Xcode 5 "gcc" which is actually clang
system "./configure", "--prefix=#{subprefix}", "--with-gcc=#{ENV.cc}"
if MacOS.version <= :lion
# __thread is not supported on Lion but configure enables it anyway.
File.open("mk/config.h", "a") do |file|
file.write("#undef CC_SUPPORTS_TLS")
end
end
# -j1 fixes an intermittent race condition
system "make", "-j1", "install"
ENV.prepend_path "PATH", subprefix/"bin"
end
cd "Ghcsource" do
# Fix an assertion when linking ghc with llvm-gcc
# https://github.com/Homebrew/homebrew/issues/13650
ENV["LD"] = "ld"
if build.build_32_bit? || !MacOS.prefer_64_bit?
ENV.m32 # Need to force this to fix build error on internal libgmp_ar.
arch = "i386"
else
arch = "x86_64"
end
# These will find their way into ghc's settings file, ensuring
# that ghc will look in the Homebrew lib dir for native libs
# (e.g., libgmp) even if the prefix is not /usr/local. Both are
# necessary to avoid problems on systems with custom prefixes:
# ghci fails without the first, compiling packages that depend
# on native libs fails without the second.
ENV["CONF_CC_OPTS_STAGE2"] = "-B#{HOMEBREW_PREFIX}/lib"
ENV["CONF_GCC_LINKER_OPTS_STAGE2"] = "-L#{HOMEBREW_PREFIX}/lib"
# ensure configure does not use Xcode 5 "gcc" which is actually clang
system "./configure", "--prefix=#{prefix}",
"--build=#{arch}-apple-darwin",
"--with-gcc=#{ENV.cc}"
system "make"
if build.with? "tests"
resource("testsuite").stage do
cd "testsuite" do
(buildpath+"Ghcsource/config").install Dir["config/*"]
(buildpath+"Ghcsource/driver").install Dir["driver/*"]
(buildpath+"Ghcsource/mk").install Dir["mk/*"]
(buildpath+"Ghcsource/tests").install Dir["tests/*"]
(buildpath+"Ghcsource/timeout").install Dir["timeout/*"]
end
cd (buildpath+"Ghcsource/tests") do
system "make", "CLEANUP=1", "THREADS=#{ENV.make_jobs}", "fast"
end
end
end
system "make"
# -j1 fixes an intermittent race condition
system "make", "-j1", "install"
# use clang, even when gcc was used to build ghc
settings = Dir[lib/"ghc-*/settings"][0]
inreplace settings, "\"#{ENV.cc}\"", "\"clang\""
end
end
test do
hello = (testpath/"hello.hs")
hello.write('main = putStrLn "Hello Homebrew"')
output = `echo "main" | '#{bin}/ghci' #{hello}`
assert $?.success?
assert_match /Hello Homebrew/i, output
end
end
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