cache build dir

.github/workflows/test.yml

@@ -57,7 +57,7 @@ jobs:
     - run: make test
     - uses: codecov/codecov-action@v4
     - name: compile -Wall
-      run: make build-wheel
+      run: make clean build-wheel
   cuda:
     if: github.event_name != 'pull_request' || !contains('OWNER,MEMBER,COLLABORATOR', github.event.pull_request.author_association)
     name: CUDA py${{ matrix.python }}
@@ -76,7 +76,7 @@ jobs:
     - run: make test
     - uses: codecov/codecov-action@v4
     - name: compile -Wall
-      run: make CUDA_ARCHITECTURES=all build-wheel
+      run: make CUDA_ARCHITECTURES=all clean build-wheel
     - name: Post Run setup-python
       run: setup-python -p${{ matrix.python }} -Dr
       if: ${{ always() }}

.gitignore

@@ -10,6 +10,7 @@ __pycache__/
 /cuvec/example_swig.py
 /cuvec/swvec.py
 /dist/
+/build/
 /docs/build/
 
 # Unit test / coverage reports

CONTRIBUTING.md

@@ -6,7 +6,7 @@ Install in "development/editable" mode including dev/test dependencies:
 # clone & install dependencies (one-off)
 git clone https://github.com/AMYPAD/CuVec
 cd CuVec
-make deps-build
+make deps-build deps-run
 
 # delete build artefacts, (re)build & install in-place with debug info
 make CUVEC_DEBUG=1 build-editable

Makefile

@@ -12,8 +12,7 @@ endif
 .PHONY: build-editable clean deps-build deps-run build-wheel
 build-editable:
 	git diff --exit-code --quiet '*/src/**' || (echo "Uncommitted changes in */src"; exit 1)
-	@$(MAKE) clean
-	pip install --no-build-isolation --check-build-dependencies --no-deps -t . -U -v . $(BUILD_CMAKE_FLAGS)
+	pip install --no-build-isolation --check-build-dependencies -Cbuild-dir=build --no-deps -t . -U -v . $(BUILD_CMAKE_FLAGS)
 	git restore '*/src/**'
 test:
 	pytest -k "not perf" -n=3
@@ -27,6 +26,5 @@ deps-run:
 	pip install toml
 	python -c 'import toml; c=toml.load("pyproject.toml"); print("\0".join(c["project"]["dependencies"] + c["project"]["optional-dependencies"]["dev"]), end="")' | xargs -0 pip install
 build-wheel:
-	@$(MAKE) clean
 	pip install build
 	python -m build -n -w $(BUILD_CMAKE_FLAGS)