Set PYTHONPATH in Makefile.envs to avoiding installing pyodide_build

.circleci/config.yml

@@ -63,9 +63,6 @@ jobs:
             ccache -z
             make
             ccache -s
-            # install all relevant pyodide_build files to
-            # the virtualenv that will be persisted
-            pip install .
 
       - save_cache:
           paths:

Makefile

@@ -204,8 +204,6 @@ ccache/em++:
 
 $(CPYTHONLIB): emsdk/emsdk/.complete ccache/emcc ccache/em++
 	make -C $(CPYTHONROOT)
-	python -m pip install -e .
-	"$(HOSTPYTHONROOT)/bin/python3" -m pip install -e .
 
 
 $(LZ4LIB):

Makefile.envs

 export PATH := $(PYODIDE_ROOT)/ccache:$(PYODIDE_ROOT)/emsdk/emsdk:$(PYODIDE_ROOT)/emsdk/emsdk/clang/tag-e1.38.10/build_tag-e1.38.10_64/bin:$(PYODIDE_ROOT)/emsdk/emsdk/node/8.9.1_64bit/bin:$(PYODIDE_ROOT)/emsdk/emsdk/emscripten/tag-1.38.10:$(PYODIDE_ROOT)/emsdk/emsdk/binaryen/tag-1.38.10_64bit_binaryen/bin:$(PATH)
+export PYTHONPATH := $(PYTHONPATH):$(PYODIDE_ROOT)/
 
 export EMSDK = $(PYODIDE_ROOT)/emsdk/emsdk
 export EM_CONFIG = $(PYODIDE_ROOT)/emsdk/emsdk/.emscripten

packages/Makefile

@@ -2,7 +2,8 @@ PYODIDE_ROOT=$(abspath ..)
 include ../Makefile.envs
 
 all:
-	pyodide buildall . ../build --ldflags="$(SIDE_LDFLAGS)" --host=$(HOSTPYTHONROOT) --target=$(TARGETPYTHONROOT)
+	python -m pyodide_build buildall . ../build \
+		--ldflags="$(SIDE_LDFLAGS)" --host=$(HOSTPYTHONROOT) --target=$(TARGETPYTHONROOT)
 
 clean:
 	rm -rf ./*/build