PYODIDE_ROOT=$(abspath .)

include Makefile.envs

.PHONY=check

FILEPACKAGER=$$EM_DIR/tools/file_packager.py

UGLIFYJS=$(PYODIDE_ROOT)/node_modules/.bin/uglifyjs

CPYTHONROOT=cpython

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

CC=emcc

CXX=em++

OPTFLAGS=-O2

CFLAGS=\

$(OPTFLAGS) \

-g \

-I$(PYTHONINCLUDE) \

-fPIC \

-Wno-warn-absolute-paths \

-Werror=int-conversion \

-Werror=incompatible-pointer-types \

$(EXTRA_CFLAGS)

LDFLAGS=\

-s BINARYEN_EXTRA_PASSES="--pass-arg=max-func-params@61" \

$(OPTFLAGS) \

-s MODULARIZE=1 \

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

-s TOTAL_MEMORY=20971520 \

-s ALLOW_MEMORY_GROWTH=1 \

--use-preload-plugins \

-s MAIN_MODULE=1 \

-s EMULATE_FUNCTION_POINTER_CASTS=1 \

-s LINKABLE=1 \

-s EXPORT_ALL=1 \

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

-s WASM=1 \

-s USE_FREETYPE=1 \

-s USE_LIBPNG=1 \

-std=c++14 \

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

$(wildcard $(CPYTHONROOT)/build/bzip2*/libbz2.a) \

-lstdc++ \

--memory-init-file 0 \

-s LZ4=1 \

$(EXTRA_LDFLAGS)

all: check \

build/pyodide.asm.js \

build/pyodide.js \

build/console.html \

build/test.data \

build/packages.json \

build/test.html \

build/webworker.js \

build/webworker_dev.js

echo -e "\nSUCCESS!"

build/pyodide.asm.js: \

src/core/error_handling.o \

src/core/hiwire.o \

src/core/js2python.o \

src/core/jsproxy.o \

src/core/keyboard_interrupt.o \

src/core/main.o \

src/core/pyproxy.o \

src/core/python2js_buffer.o \

src/core/python2js.o \

src/pystone.py \

src/_testcapi.py \

src/webbrowser.py \

$(wildcard src/pyodide-py/pyodide/*.py) \

$(CPYTHONLIB)

date +"[%F %T] Building pyodide.asm.js..."

[ -d build ] || mkdir build

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

$(LDFLAGS) -s FORCE_FILESYSTEM=1 \

--preload-file $(CPYTHONLIB)@/lib/python$(PYMINOR) \

--preload-file src/webbrowser.py@/lib/python$(PYMINOR)/webbrowser.py \

--preload-file src/_testcapi.py@/lib/python$(PYMINOR)/_testcapi.py \

--preload-file src/pystone.py@/lib/python$(PYMINOR)/pystone.py \

--preload-file src/pyodide-py/pyodide@/lib/python$(PYMINOR)/site-packages/pyodide \

--exclude-file "*__pycache__*" \

--exclude-file "*/test/*"

date +"[%F %T] done building pyodide.asm.js."

env:

env

build/pyodide.js: src/pyodide.js

cp $< $@

sed -i -e 's#{{ PYODIDE_BASE_URL }}#$(PYODIDE_BASE_URL)#g' $@

build/test.html: src/templates/test.html

cp $< $@

build/console.html: src/templates/console.html

cp $< $@

sed -i -e 's#{{ PYODIDE_BASE_URL }}#$(PYODIDE_BASE_URL)#g' $@

build/webworker.js: src/webworker.js

cp $< $@

sed -i -e 's#{{ PYODIDE_BASE_URL }}#$(PYODIDE_BASE_URL)#g' $@

build/webworker_dev.js: src/webworker.js

cp $< $@

sed -i -e 's#{{ PYODIDE_BASE_URL }}#./#g' $@

test: all

pytest src emsdk/tests packages/*/test* pyodide_build -v

lint:

# check for unused imports, the rest is done by black

flake8 --select=F401 src tools pyodide_build benchmark conftest.py

clang-format-6.0 -output-replacements-xml `find src -type f -regex ".*\.\(c\|h\|js\)"` | (! grep '<replacement ')

black --check .

mypy --ignore-missing-imports pyodide_build/ src/ packages/micropip/micropip/ packages/*/test* conftest.py

apply-lint:

./tools/apply-lint.sh

benchmark: all

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

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

clean:

rm -fr build/*

rm -fr src/*.o

rm -fr node_modules

make -C packages clean

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

clean-all: clean

make -C emsdk clean

make -C cpython clean

rm -fr cpython/build

%.o: %.c $(CPYTHONLIB) $(wildcard src/**/*.h)

$(CC) -o $@ -c $< $(CFLAGS) -Isrc/core/

build/test.data: $(CPYTHONLIB) $(UGLIFYJS)

( \

cd $(CPYTHONLIB)/test; \

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

)

( \

cd build; \

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

)

$(UGLIFYJS) build/test.js -o build/test.js

$(UGLIFYJS): emsdk/emsdk/.complete

npm i --no-save uglify-js

touch -h $(UGLIFYJS)

$(CPYTHONLIB): emsdk/emsdk/.complete $(PYODIDE_EMCC) $(PYODIDE_CXX)

date +"[%F %T] Building cpython..."

make -C $(CPYTHONROOT)

date +"[%F %T] done building cpython..."

build/packages.json: FORCE

date +"[%F %T] Building packages..."

make -C packages

date +"[%F %T] done building packages..."

emsdk/emsdk/.complete:

date +"[%F %T] Building emsdk..."

make -C emsdk

date +"[%F %T] done building emsdk."

FORCE:

check:

./tools/dependency-check.sh

minimal :

PYODIDE_PACKAGES="micropip" make

debug :

EXTRA_CFLAGS="-D DEBUG_F" \

EXTRA_LDFLAGS="-s ASSERTIONS=2" \

PYODIDE_PACKAGES+="micropip,pyparsing,pytz,packaging,kiwisolver" \

make