WIP do a two-stage haskell bootstrap

recipes/haskell.rb

@@ -2,12 +2,18 @@
 #
 # We (try to) install ghc and cabal
+nproc = node['cpu']['total']
 package 'bzip2'
 case node['platform_family']
 when 'debian'
+  package 'libgmp-dev'
+  package 'libncurses5-dev'
   ghc_flavour = 'deb7'
 when 'rhel'
+  package 'gmp-devel'
+  package 'ncurses-devel'
+
   case node['platform_version']
   when /^6\./
     ghc_flavour = 'centos65'
@@ -17,42 +23,62 @@ when 'rhel'
 end
 ghc_build_dir = '/var/cache/ghc-7.8.4'
-ghc_tarball = "#{ghc_build_dir}.tar.bz2"
+ghc_bin_tarball = "#{ghc_build_dir}-bin.tar.bz2"
+
+Chef::Log.warn ghc_flavour
 case ghc_flavour
 when 'deb7'
-  remote_file ghc_tarball do
+  remote_file ghc_bin_tarball do
     source 'https://www.haskell.org/ghc/dist/7.8.4/ghc-7.8.4-x86_64-unknown-linux-deb7.tar.bz2'
     checksum '20b5731d268613bbf6e977dbb192a3a3b7b78d954c35edbfca4fb36b652e24f7'
-    notifies :run, "execute[rm -rf #{ghc_build_dir}]", :immediately
   end
 when 'centos65'
-  remote_file ghc_tarball do
+  remote_file ghc_bin_tarball do
     source 'https://www.haskell.org/ghc/dist/7.8.4/ghc-7.8.4-x86_64-unknown-linux-centos65.tar.bz2'
     checksum '344572b5d866f70f2b9c8b4598e7eb25af1f18900852b21fdda23d8f525a1e69'
-    notifies :run, "execute[rm -rf #{ghc_build_dir}]", :immediately
   end
 end
-execute "rm -rf #{ghc_build_dir}" do
-  action :nothing
+ghc_bootstrap_dir = '/var/cache/ghc-bootstrap'
+
+bash 'install ghc bootstrap' do
+  code <<-EOH
+    set -e
+    set -x
+    rm -rf #{ghc_build_dir}
+    cd /var/cache
+    tar -xjf #{ghc_bin_tarball}
+    cd #{ghc_build_dir}
+    ./configure --prefix=#{ghc_bootstrap_dir}
+    make -j #{nproc + 1} install
+  EOH
+  env 'PATH' => '/usr/bin:/bin'
+  not_if "#{ghc_bootstrap_dir}/bin/ghc --version | grep ' 7\.8\.4$'"
 end
-execute 'extract ghc' do
-  command "tar -xjf #{ghc_tarball}"
-  cwd '/var/cache'
-  not_if { File.directory?(ghc_build_dir) }
+ghc_tarball = ghc_build_dir + "-src.tar.bz2"
+remote_file ghc_tarball do
+  source 'https://www.haskell.org/ghc/dist/7.8.4/ghc-7.8.4-src.tar.bz2'
+  checksum '59e3bd514a1820cc1c03e1808282205c0b8518369acae12645ceaf839e6f114b'
 end
-bash 'compile ghc' do
+bash 'compile ghc using bootstrap' do
   code <<-EOH
     set -e
+    set -x
+    mkdir -p /var/cache
+    cd /var/cache
+    rm -rf #{ghc_build_dir}
+    tar -xjf #{ghc_tarball}
+    cd #{ghc_build_dir}
+    export HADDOCK_DOCS=no
+    export INTEGER_LIBRARY=integer-simple
     ./configure --prefix=/usr/local
-    make -j $(($(nproc) + 1 )) install
+    make -j #{nproc +1} install
   EOH
-  env 'PATH' => '/usr/bin:/bin'
-  cwd ghc_build_dir
-  not_if '/usr/local/bin/ghc --version | grep " 7\.8\.4$"'
+  env 'PATH' => "#{ghc_bootstrap_dir}/bin:/usr/bin:/bin"
+  not_if "/usr/local/bin/ghc --version | grep ' 7\.8\.4$'"
 end
 cabal_build_dir = '/var/cache/Cabal-1.22.0.0'
@@ -60,27 +86,21 @@ cabal_tarball = "#{cabal_build_dir}.tar.gz"
 remote_file cabal_tarball do
   source 'https://www.haskell.org/cabal/release/cabal-1.22.0.0/Cabal-1.22.0.0.tar.gz'
   checksum '8515668ba4a3e8eb0009d549608ab7b667d60aa8f3fda8e51e908b944d08cd99'
-  notifies :run, "execute[rm -rf #{cabal_build_dir}]", :immediately
-end
-
-execute "rm -rf #{cabal_build_dir}" do
-  action :nothing
-end
-
-execute 'extract cabal' do
-  command "tar -xzf #{cabal_tarball}"
-  cwd '/var/cache'
-  not_if { File.directory?(cabal_build_dir) }
 end
 bash 'compile cabal' do
   code <<-EOH
     set -e
-    ghc --make Setup
+    set -x
+    mkdir -p /var/cache
+    cd /var/cache
+    tar -xzf #{cabal_tarball}
+    cd #{cabal_build_dir}
+    ghc -threaded --make Setup
     ./Setup configure --global --prefix=/usr/local
     ./Setup build
+    ./Setup install
   EOH
-  cwd cabal_build_dir
   env 'PATH' => '/usr/local/bin:/usr/bin:/bin'
   creates '/usr/local/lib/ghc-7.8.4/Cabal-1.22.0.0'
 end
@@ -90,22 +110,17 @@ cabal_install_tarball = "#{cabal_install_build_dir}.tar.gz"
 remote_file cabal_install_tarball do
   source 'http://hackage.haskell.org/package/cabal-install-1.22.0.0/cabal-install-1.22.0.0.tar.gz'
   checksum '5f9a8d4cb4d75ac8c350eed09fe7c35dace3e8a71f123c61a392ab9ee7128e9d'
-  notifies :run, "execute[rm -rf #{cabal_install_build_dir}]", :immediately
-end
-
-execute "rm -rf #{cabal_install_build_dir}" do
-  action :nothing
 end
-execute 'extract cabal-install' do
-  command "tar -xzf #{cabal_install_tarball}"
-  cwd '/var/cache'
-  not_if { File.directory?(cabal_install_build_dir) }
-end
-
-execute 'compile cabal-install' do
-  command './bootstrap.sh --global'
-  cwd cabal_install_build_dir
+bash 'compile cabal-install' do
+  code <<-EOH
+  set -e
+  cd /var/cache
+  rm -rf #{cabal_install_build_dir}
+  tar -xzf #{cabal_install_tarball}
+  cd #{cabal_install_build_dir}
+  ./bootstrap.sh --global
+  EOH
   env 'PATH' => '/usr/local/bin:/usr/bin:/bin'
   not_if '/usr/local/bin/cabal --version | grep " 1\.22\.0\.0$"'
 end