PYODIDE_ROOT=$(abspath .)

include Makefile.envs

FILEPACKAGER=$(PYODIDE_ROOT)/tools/file_packager.py

CPYTHONROOT=cpython

CPYTHONLIB=$(CPYTHONROOT)/installs/python-$(PYVERSION)/lib/python$(PYMINOR)

LZ4LIB=lz4/lz4-1.8.3/lib/liblz4.a

CLAPACK=CLAPACK/CLAPACK-WA/lapack_WA.bc

CC=emcc

CXX=em++

OPTFLAGS=-O3

CFLAGS=$(OPTFLAGS) -g -I$(PYTHONINCLUDE) -Wno-warn-absolute-paths

CXXFLAGS=$(CFLAGS) -std=c++14

LDFLAGS=\

-O3 \

-s MODULARIZE=1 \

$(CPYTHONROOT)/installs/python-$(PYVERSION)/lib/libpython$(PYMINOR).a \

$(LZ4LIB) \

-s "BINARYEN_METHOD='native-wasm'" \

-s TOTAL_MEMORY=1073741824 \

-s ALLOW_MEMORY_GROWTH=1 \

-s MAIN_MODULE=1 \

-s EMULATED_FUNCTION_POINTERS=1 \

-s EMULATE_FUNCTION_POINTER_CASTS=1 \

-s LINKABLE=1 \

-s EXPORT_ALL=1 \

-s EXPORTED_FUNCTIONS='["___cxa_guard_acquire", "__ZNSt3__28ios_base4initEPv"]' \

-s WASM=1 \

-s SWAPPABLE_ASM_MODULE=1 \

-s USE_FREETYPE=1 \

-s USE_LIBPNG=1 \

-std=c++14 \

-L$(wildcard $(CPYTHONROOT)/build/sqlite*/.libs) -lsqlite3 \

-lstdc++ \

--memory-init-file 0 \

-s "BINARYEN_TRAP_MODE='clamp'" \

-s TEXTDECODER=0 \

-s LZ4=1

SIX_ROOT=six/six-1.11.0/build/lib

SIX_LIBS=$(SIX_ROOT)/six.py

SITEPACKAGES=root/lib/python$(PYMINOR)/site-packages

all: build/pyodide.asm.js \

build/pyodide.asm.data \

build/pyodide.js \

build/pyodide_dev.js \

build/console.html \

build/renderedhtml.css \

build/test.data \

build/packages.json \

build/test.html \

build/webworker.js \

build/webworker_dev.js

build/pyodide.asm.js: src/main.bc src/jsimport.bc src/jsproxy.bc src/js2python.bc \

src/pyimport.bc src/pyproxy.bc src/python2js.bc src/python2js_buffer.bc \

src/runpython.bc src/hiwire.bc

[ -d build ] || mkdir build

$(CXX) -s EXPORT_NAME="'pyodide'" -o build/pyodide.asm.html $(filter %.bc,$^) \

$(LDFLAGS) -s FORCE_FILESYSTEM=1

rm build/pyodide.asm.html

build/pyodide.asm.data: root/.built

( \

cd build; \

python $(FILEPACKAGER) pyodide.asm.data --abi=$(PYODIDE_PACKAGE_ABI) --lz4 --preload ../root/lib@lib --js-output=pyodide.asm.data.js --use-preload-plugins \

)

uglifyjs build/pyodide.asm.data.js -o build/pyodide.asm.data.js

build/pyodide_dev.js: src/pyodide.js

cp $< $@

sed -i -e "s#{{DEPLOY}}##g" $@

sed -i -e "s#{{ABI}}#$(PYODIDE_PACKAGE_ABI)#g" $@

build/pyodide.js: src/pyodide.js

cp $< $@

sed -i -e 's#{{DEPLOY}}#https://iodide.io/pyodide-demo/#g' $@

sed -i -e "s#{{ABI}}#$(PYODIDE_PACKAGE_ABI)#g" $@

build/test.html: src/test.html

cp $< $@

build/console.html: src/console.html

cp $< $@

build/renderedhtml.css: src/renderedhtml.less

lessc $< $@

build/webworker.js: src/webworker.js

cp $< $@

sed -i -e 's#{{DEPLOY}}#https://iodide.io/pyodide-demo/#g' $@

build/webworker_dev.js: src/webworker.js

cp $< $@

sed -i -e "s#{{DEPLOY}}##g" $@

sed -i -e "s#pyodide.js#pyodide_dev.js#g" $@

test: all

pytest test/ -v

lint:

flake8 src test tools pyodide_build benchmark

clang-format -output-replacements-xml src/*.c src/*.h src/*.js | (! grep '<replacement ')

benchmark: all

python benchmark/benchmark.py $(HOSTPYTHON) build/benchmarks.json

python benchmark/plot_benchmark.py build/benchmarks.json build/benchmarks.png

clean:

rm -fr root

rm -fr build/*

rm -fr src/*.bc

make -C packages clean

make -C six clean

echo "The Emsdk, CPython and CLAPACK are not cleaned. cd into those directories to do so."

%.bc: %.c $(CPYTHONLIB) $(LZ4LIB)

$(CC) -o $@ -c $< $(CFLAGS)

build/test.data: $(CPYTHONLIB)

( \

cd $(CPYTHONLIB)/test; \

find -type d -name __pycache__ -prune -exec rm -rf {} \; \

)

( \

cd build; \

python $(FILEPACKAGER) test.data --abi=$(PYODIDE_PACKAGE_ABI) --lz4 --preload ../$(CPYTHONLIB)/test@/lib/python3.7/test --js-output=test.js --export-name=pyodide._module --exclude __pycache__ \

)

uglifyjs build/test.js -o build/test.js

root/.built: \

$(CPYTHONLIB) \

$(SIX_LIBS) \

src/sitecustomize.py \

src/webbrowser.py \

src/pyodide.py \

remove_modules.txt

rm -rf root

mkdir -p root/lib

cp -a $(CPYTHONLIB)/ root/lib

cp $(SIX_LIBS) $(SITEPACKAGES)

cp src/sitecustomize.py $(SITEPACKAGES)

cp src/webbrowser.py root/lib/python$(PYMINOR)

cp src/_testcapi.py root/lib/python$(PYMINOR)

cp src/pystone.py root/lib/python$(PYMINOR)

cp src/pyodide.py root/lib/python$(PYMINOR)/site-packages

( \

cd root/lib/python$(PYMINOR); \

rm -fr `cat ../../../remove_modules.txt`; \

rm -fr test; \

find -type d -name __pycache__ -prune -exec rm -rf {} \; \

)

touch root/.built

ccache/emcc:

mkdir -p $(PYODIDE_ROOT)/ccache ; \

if hash ccache &>/dev/null; then \

ln -s `which ccache` $(PYODIDE_ROOT)/ccache/emcc ; \

else \

ln -s emsdk/emsdk/emscripten/tag-$(EMSCRIPTEN_VERSION)/emcc $(PYODIDE_ROOT)/ccache/emcc; \

fi

ccache/em++:

mkdir -p $(PYODIDE_ROOT)/ccache ; \

if hash ccache &>/dev/null; then \

ln -s `which ccache` $(PYODIDE_ROOT)/ccache/em++ ; \

else \

ln -s emsdk/emsdk/emscripten/tag-$(EMSCRIPTEN_VERSION)/em++ $(PYODIDE_ROOT)/ccache/em++; \

fi

$(CPYTHONLIB): emsdk/emsdk/.complete ccache/emcc ccache/em++

make -C $(CPYTHONROOT)

$(LZ4LIB):

make -C lz4

$(SIX_LIBS): $(CPYTHONLIB)

make -C six

$(CLAPACK): $(CPYTHONLIB)

make -C CLAPACK

build/packages.json: $(CLAPACK) FORCE

make -C packages

emsdk/emsdk/.complete:

make -C emsdk

FORCE: