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{ stdenv, lib, fetchgit, fetchFromGitHub, gyp, readline, python, which, icu
, patchelf, coreutils
, doCheck ? false
}:
assert readline != null;
let
arch = if stdenv.isArm
then if stdenv.is64bit
then"arm64"
else "arm"
else if stdenv.is64bit
then"x64"
else "ia32";
git_url = "https://chromium.googlesource.com";
clangFlag = if stdenv.isDarwin then "1" else "0";
deps = {
"build/gyp" = fetchgit {
url = "${git_url}/external/gyp.git";
rev = "5122240c5e5c4d8da12c543d82b03d6089eb77c5";
sha256 = "0mdrrhmfl4jrdmfrxmg7ywhdf9c7gv2x08fiq955fs9z8kvxqgdx";
};
"third_party/icu" = fetchgit {
url = "${git_url}/chromium/deps/icu.git";
rev = "c81a1a3989c3b66fa323e9a6ee7418d7c08297af";
sha256 = "0xrhig85vpw9hqjrhkxsr69m2xnig2bwmjhylzffrwz0783l7yhw";
};
"buildtools" = fetchgit {
url = "${git_url}/chromium/buildtools.git";
rev = "ecc8e253abac3b6186a97573871a084f4c0ca3ae";
sha256 = "1ccfnj3dp4i0z2bj09zy8aa4x749id6h058qa330li368417jwci";
};
"testing/gtest" = fetchgit {
url = "${git_url}/external/googletest.git";
rev = "23574bf2333f834ff665f894c97bef8a5b33a0a9";
sha256 = "1scyrk8d6xrsqma27q0wdrxqfa2n12k8mi9lfbsm5ivim9sr1d75";
};
"testing/gmock" = fetchgit {
url = "${git_url}/external/googlemock.git";
rev = "29763965ab52f24565299976b936d1265cb6a271";
sha256 = "0n2ajjac7myr5bgqk0x7j8281b4whkzgr1irv5nji9n3xz5i6gz4";
};
"tools/clang" = fetchgit {
url = "${git_url}/chromium/src/tools/clang.git";
rev = "73ec8804ed395b0886d6edf82a9f33583f4a7902";
sha256 = "0p2w4cgj3d4lqa8arss3j86lk0g8zhbbn5pzlcrhy5pl4xphjbk3";
};
};
in
stdenv.mkDerivation rec {
name = "v8-${version}";
version = "4.5.107";
inherit doCheck;
src = fetchFromGitHub {
owner = "v8";
repo = "v8";
rev = version;
sha256 = "0wbzi4rhm4ygsm1k4x0vwfm42z3j8ww6wz7bcvd0m7mqzayn0bw4";
};
postUnpack = ''
${lib.concatStringsSep "\n" (
lib.mapAttrsToList (n: v: ''
mkdir -p $sourceRoot/${n}
cp -r ${v}/* $sourceRoot/${n}
'') deps)}
'';
# Patches pulled from:
# https://github.com/cowboyd/libv8/tree/4.5/patches
patches = lib.optional (!doCheck) ./disable-building-tests.patch ++ [
./fPIC-for-static.patch
./build-standalone-static-library.patch
];
postPatch = ''
sed -i 's,#!/usr/bin/env python,#!${python}/bin/python,' build/gyp_v8
sed -i 's,/bin/echo,${coreutils}/bin/echo,' build/standalone.gypi
sed -i '/CR_CLANG_REVISION/ d' build/standalone.gypi
'';
configurePhase = ''
PYTHONPATH="tools/generate_shim_headers:$PYTHONPATH" \
PYTHONPATH="$(toPythonPath ${gyp}):$PYTHONPATH" \
build/gyp_v8 \
-f make \
--generator-output="out" \
-Dflock_index=0 \
-Dclang=${clangFlag} \
-Dv8_enable_i18n_support=1 \
-Duse_system_icu=1 \
-Dcomponent=shared_library \
-Dconsole=readline \
-Dv8_target_arch=${arch} \
-Dv8_use_external_startup_data=0
'';
nativeBuildInputs = [ which ];
buildInputs = [ readline python icu patchelf ];
buildFlags = [
"LINK=g++"
"-C out"
"builddir=$(CURDIR)/Release"
"BUILDTYPE=Release"
];
enableParallelBuilding = true;
# the `libv8_libplatform` target is _only_ built as a static library,
# and is expected to be statically linked in when needed.
# see the following link for further commentary:
# https://github.com/cowboyd/therubyracer/issues/391
installPhase = ''
install -vD out/Release/d8 "$out/bin/d8"
install -vD out/Release/mksnapshot "$out/bin/mksnapshot"
${if stdenv.isDarwin then ''
install -vD out/Release/lib.target/libv8.dylib "$out/lib/libv8.dylib"
install_name_tool -change /usr/local/lib/libv8.dylib $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.cc.cc}/lib/libgcc_s.1.dylib $out/bin/d8
install_name_tool -id $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.cc.cc}/lib/libgcc_s.1.dylib $out/lib/libv8.dylib
'' else ''
install -vD out/Release/lib.target/libv8.so "$out/lib/libv8.so"
''}
mkdir -p "$out/include"
cp -vr include/*.h "$out/include"
cp -vr include/libplatform "$out/include"
cp -v out/Release/*.a "$out/lib"
'';
meta = with lib; {
description = "Google's open source JavaScript engine";
maintainers = with maintainers; [ cstrahan ];
platforms = platforms.linux;
license = licenses.bsd3;
};
}
|