From 46a9160e38e47ecdbc91a63d2a518812cf0c108d Mon Sep 17 00:00:00 2001
From: Casper da Costa-Luis <casper.dcl@physics.org>
Date: Sun, 18 Feb 2024 01:04:53 +0000
Subject: [PATCH] cache build dir

---
 .github/workflows/test.yml | 4 ++--
 .gitignore                 | 1 +
 CONTRIBUTING.md            | 2 +-
 Makefile                   | 4 +---
 4 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d9bd3d2..6f0ffbd 100644
--- a/.github/workflows/test.yml
+++ b/.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() }}
diff --git a/.gitignore b/.gitignore
index 9f801ee..4a3acf9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@ __pycache__/
 /cuvec/example_swig.py
 /cuvec/swvec.py
 /dist/
+/build/
 /docs/build/
 
 # Unit test / coverage reports
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index b5425ad..f8f461c 100644
--- a/CONTRIBUTING.md
+++ b/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
diff --git a/Makefile b/Makefile
index baca608..1080a55 100644
--- a/Makefile
+++ b/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)