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{ stdenv, fetchgit, emscriptenfastcomp, python, nodejs, closurecompiler, jre }:
let
tag = "1.21.0";
in
stdenv.mkDerivation rec {
name = "emscripten-${tag}";
src = fetchgit {
url = git://github.com/kripken/emscripten;
rev = "refs/tags/${tag}";
sha256 = "0y17ab4nhd3521b50sv2i2667w0rlcnmlkpkgw5j3fsh8awxgf32";
};
buildCommand = ''
mkdir $out
cp -a $src $out/bin
chmod -R +w $out/bin
grep -rl '^#!/usr.*python' $out/bin | xargs sed -i -s 's@^#!/usr.*python.*@#!${python}/bin/python@'
sed -i -e "s,EM_CONFIG = '~/.emscripten',EM_CONFIG = '$out/config'," $out/bin/tools/shared.py
sed -i -e 's,^.*did not see a source tree above the LLVM.*$, return True,' $out/bin/tools/shared.py
sed -i -e 's,def check_sanity(force=False):,def check_sanity(force=False):\n return,' $out/bin/tools/shared.py
echo "EMSCRIPTEN_ROOT = '$out/bin'" > $out/config
echo "LLVM_ROOT = '${emscriptenfastcomp}'" >> $out/config
echo "PYTHON = '${python}/bin/python'" >> $out/config
echo "NODE_JS = '${nodejs}/bin/node'" >> $out/config
echo "JS_ENGINES = [NODE_JS]" >> $out/config
echo "COMPILER_ENGINE = NODE_JS" >> $out/config
echo "CLOSURE_COMPILER = '${closurecompiler}/bin/closure-compiler'" >> $out/config
echo "JAVA = '${jre}/bin/java'" >> $out/config
'';
meta = with stdenv.lib; {
homepage = https://github.com/kripken/emscripten;
description = "An LLVM-to-JavaScript Compiler";
maintainers = with maintainers; [ bosu ];
license = with licenses; ncsa;
};
}
|