60 lines
1.7 KiB
Nix
60 lines
1.7 KiB
Nix
{ perl
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, autoconf
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, automake
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, python3
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, gcc
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, cabal-install
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, runCommand
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, lib
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, stdenv
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, ghc
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, happy
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, alex
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, ghcjsSrc
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, version
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}:
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runCommand "configured-ghcjs-src" {
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nativeBuildInputs = [
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perl
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autoconf
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automake
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python3
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ghc
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happy
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alex
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cabal-install
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] ++ lib.optionals stdenv.isDarwin [
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gcc # https://github.com/ghcjs/ghcjs/issues/663
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];
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inherit ghcjsSrc;
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} ''
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export HOME=$(pwd)
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mkdir $HOME/.cabal
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touch $HOME/.cabal/config
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cp -r "$ghcjsSrc" "$out"
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chmod -R +w "$out"
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cd "$out"
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# TODO: Find a better way to avoid impure version numbers
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sed -i 's/RELEASE=NO/RELEASE=YES/' ghc/configure.ac
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# These files are needed by ghc-boot package, and these are generated by the
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# make/hadrian build system when compiling ghc. Since we dont have access to
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# the generated code of the ghc while it got built, here is a little hack to
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# generate these again.
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runhaskell ${./generate_host_version.hs}
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mkdir -p utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Platform
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mv Host.hs utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Platform/Host.hs
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mv Version.hs utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Version.hs
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# The ghcjs has the following hardcoded paths of lib dir in its code. Patching
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# these to match the path expected by the nixpkgs's generic-builder, etc.
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sed -i 's/libSubDir = "lib"/libSubDir = "lib\/ghcjs-${version}"/' src-bin/Boot.hs
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sed -i 's@let libDir = takeDirectory haddockPath </> ".." </> "lib"@let libDir = takeDirectory haddockPath </> ".." </> "lib/ghcjs-${version}"@' src-bin/HaddockDriver.hs
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patchShebangs .
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./utils/makePackages.sh copy
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''
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