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Add default.nix for working on pandoc with Nix (#4146)

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Hamish Mackenzie 2017-12-13 06:03:57 +13:00 committed by John MacFarlane
parent c66391eecb
commit 7d23031b90
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# This Nix file can be handy when working on the github version of pandoc.
#
# To build pandoc run:
# nix-build
# To run a nix shell with everthing needed to build pandoc with cabal:
# nix-shell
# To build pandoc for use on Linux and macOS systems without Nix:
# nix-build -A patched
{ pkgs ?
import ((import <nixpkgs> {}).pkgs.fetchFromGitHub {
owner = "NixOS"; repo = "nixpkgs";
rev = "1354099daf98b7a1f79e6c41ce6bfda5c40177ae";
sha256 = "1dwnmxirzjrshlaan7cpag77y7nd09chrbakfx3c3f1lzsldbi97";
}) {} }:
let haskellPackages = pkgs.haskellPackages;
overrides = self: super: {
hslua-module-text = pkgs.haskell.lib.dontCheck
super.hslua-module-text;
skylighting = super.skylighting_0_5;
hslua = super.hslua_0_9_3;
};
source-overrides = {
doctemplates = "0.2.1";
texmath = "0.10";
pandoc-types = pkgs.fetchFromGitHub {
owner = "jgm";
repo = "pandoc-types";
rev = "f1278603a4766f32b8375de84b8581f4bb1e665a";
sha256 = "05ykcs8qdjrxly9b6chjr939mv6r42mh51bl58k7jxsr1crxrrf9";
};
};
filterHaskellSource = src:
builtins.filterSource (path: type:
pkgs.lib.all (i: i != baseNameOf path) [ ".git" "dist-newstyle" "cabal.project.local" "dist" ".stack-work" ".DS_Store" "default.nix" "result" ]
&& pkgs.lib.all (i: !(pkgs.lib.hasSuffix i path)) [ ".lkshf" ]
&& pkgs.lib.all (i: !(pkgs.lib.hasPrefix i path)) [ ".ghc.environment." ]
) src;
# Normal nix derivation
drv = (
haskellPackages.extend (
pkgs.lib.composeExtensions (
haskellPackages.packageSourceOverrides source-overrides
) overrides
)
).callCabal2nix "pandoc" (filterHaskellSource ./.) {};
# Like drv but with static linking for haskell libraries
static = pkgs.haskell.lib.justStaticExecutables (drv.overrideAttrs (old: {
buildInputs = old.buildInputs ++ [
pkgs.zlib.static
haskellPackages.file-embed
];
configureFlags = [
"-fembed_data_files"
"--disable-executable-dynamic"
];
}));
# Patch binaries for use on macOS and linux systems without nix
# and bundle the required gmp and lua libraries
patched = pkgs.stdenv.mkDerivation {
name = "pandoc-patched";
buildInputs = [
static
pkgs.zip
pkgs.gnutar
];
unpackPhase = "true";
buildPhase = "true";
installPhase = if pkgs.stdenv.isDarwin
then ''
mkdir -p $out/bin
cp ${static}/bin/pandoc $out/bin
cp ${pkgs.gmp}/lib/libgmp.10.dylib $out/bin
cp ${pkgs.lua5_3}/lib/liblua.5.3.4.dylib $out/bin
chmod +w $out/bin/*
echo patching libgmp and liblua
install_name_tool -id "@executable_path/libgmp.10.dylib" "$out/bin/libgmp.10.dylib"
install_name_tool -id "@executable_path/liblua.5.3.4.dylib" "$out/bin/liblua.5.3.4.dylib"
for fn in $out/bin/*; do
echo patching $fn
install_name_tool -change "${pkgs.libiconv}/lib/libiconv.dylib" /usr/lib/libiconv.dylib "$fn"
install_name_tool -change "${pkgs.stdenv.libc}/lib/libSystem.B.dylib" /usr/lib/libSystem.B.dylib "$fn"
install_name_tool -change "${pkgs.gmp}/lib/libgmp.10.dylib" "@executable_path/libgmp.10.dylib" "$fn"
install_name_tool -change "${pkgs.lua5_3}/lib/liblua.5.3.4.dylib" "@executable_path/liblua.5.3.4.dylib" "$fn"
done
(cd $out/.. && zip -r $out/pandoc-macOS.zip `basename $out`/bin)
''
else ''
mkdir -p $out/bin
cp ${static}/bin/pandoc $out/bin
cp ${pkgs.gmp}/lib/libgmp.so* $out/bin
cp ${pkgs.lua5_3}/lib/liblua.so* $out/bin
chmod +w $out/bin/pandoc
patchelf --set-interpreter /lib64/ld-linux-x86-64.so.2 $out/bin/pandoc
patchelf --set-rpath '$ORIGIN' $out/bin/pandoc
(cd $out/.. && tar -czf $out/pandoc-linux.tar.gz `basename $out`/bin)
'';
};
in if pkgs.lib.inNixShell then drv.env else drv // { inherit static patched; }