pyrox.dev
1{ stdenv, fetchFromGitHub, emscriptenfastcomp, python, nodejs, closurecompiler, jre }:
2
3let
4 rev = "1.36.4";
5 appdir = "share/emscripten";
6in
7
8stdenv.mkDerivation {
9 name = "emscripten-${rev}";
10
11 src = fetchFromGitHub {
12 owner = "kripken";
13 repo = "emscripten";
14 sha256 = "1c9592i891z1v9rp4a4lnsp14nwiqfxnh37g6xwwjd1bqx7x4hn7";
15 inherit rev;
16 };
17
18 buildCommand = ''
19 mkdir -p $out/${appdir}
20 cp -r $src/* $out/${appdir}
21 chmod -R +w $out/${appdir}
22 grep -rl '^#!/usr.*python' $out/${appdir} | xargs sed -i -s 's@^#!/usr.*python.*@#!${python}/bin/python@'
23 sed -i -e "s,EM_CONFIG = '~/.emscripten',EM_CONFIG = '$out/${appdir}/config'," $out/${appdir}/tools/shared.py
24 sed -i -e 's,^.*did not see a source tree above the LLVM.*$, return True,' $out/${appdir}/tools/shared.py
25 sed -i -e 's,def check_sanity(force=False):,def check_sanity(force=False):\n return,' $out/${appdir}/tools/shared.py
26 mkdir $out/bin
27 ln -s $out/${appdir}/{em++,em-config,emar,embuilder.py,emcc,emcmake,emconfigure,emlink.py,emmake,emranlib,emrun,emscons} $out/bin
28
29 echo "EMSCRIPTEN_ROOT = '$out/${appdir}'" > $out/${appdir}/config
30 echo "LLVM_ROOT = '${emscriptenfastcomp}'" >> $out/${appdir}/config
31 echo "PYTHON = '${python}/bin/python'" >> $out/${appdir}/config
32 echo "NODE_JS = '${nodejs}/bin/node'" >> $out/${appdir}/config
33 echo "JS_ENGINES = [NODE_JS]" >> $out/${appdir}/config
34 echo "COMPILER_ENGINE = NODE_JS" >> $out/${appdir}/config
35 echo "CLOSURE_COMPILER = '${closurecompiler}/share/java/compiler.jar'" >> $out/${appdir}/config
36 echo "JAVA = '${jre}/bin/java'" >> $out/${appdir}/config
37 '';
38
39 meta = with stdenv.lib; {
40 homepage = https://github.com/kripken/emscripten;
41 description = "An LLVM-to-JavaScript Compiler";
42 platforms = platforms.all;
43 maintainers = with maintainers; [ qknight matthewbauer ];
44 license = licenses.ncsa;
45 };
46}