* github-actions: install missing cython package for creating sdist wheel

* remove VERSION from gitignore and keep VERSION file

.github/workflows/pypi-deploy.yml

@@ -30,6 +30,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      - name: Install cython
+        run: python -m pip install cython==0.29.24
       - name: Build sdist
         run: python setup.py sdist
         working-directory: python/

.gitignore

@@ -35,7 +35,6 @@ pip/build/
 
 python/README.md
 python/LICENSE
-python/VERSION
 python/build
 python/*.egg-info
 python/dist

makefile

@@ -18,8 +18,9 @@ CC = g++ -std=c++17
 OPT = -O3 -Wall -Wconversion -Wpedantic -Werror -Wunused-variable -Wsign-compare
 
 # determine git version/commit and release tag
-GTAG := $(shell git tag -l --sort=version:refname | tail -n1)
+GTAG := $(shell git tag -l --sort=version:refname | tail -n1 | sed "s/$^v//g")
 GHSH := $(shell git rev-parse HEAD | head -c8)
+GVSN := $(shell cat python/VERSION | tr -d ' \n')
 
 # current timestamp
 TMS = $(shell date +%Y%m%dT%H%M%S)
@@ -31,7 +32,7 @@ INST := /usr/local/bin
 # C++ and CLI tool
 
 # build exectuable
-$(EXE) : main.o
+$(EXE): check-tags $(GVSN) main.o
 	$(CC) $(OPT) main.o -o $@
 
 # build main.cpp and include git version/commit tag
@@ -59,6 +60,17 @@ cpp-clean :
 check-code:
 	cppcheck --enable=all -I lib/ src/main.cpp
 
+#-----------------------------------------------------------------------------#
+# versions
+
+$(GTAG):
+	@echo "consistent versions check successful: building $(GTAG)"
+
+check-tags:
+	@echo "latest git tag:  $(GTAG)"
+	@echo "latest git hash: $(GHSH)"
+	@echo "python version:  $(GVSN)"
+
 #-----------------------------------------------------------------------------#
 # Docker
 
@@ -71,7 +83,7 @@ docker-run:
 #-----------------------------------------------------------------------------#
 # python
 
-python-build:
+python-build: check-tags $(GVSN)
 	make -C python/ build-inplace
 	cp python/IMCtermite*.so ./ -v
 

python/VERSION

@@ -0,0 +1 @@
+2.0.0

python/makefile

@@ -1,14 +1,11 @@
 
-GITAG := $(shell git tag -l --sort=version:refname | tail -n1 | sed 's/^v//g')
-
 setup:
-	echo $(GITAG) > VERSION
 	cat ../README.md | grep '^# IMCtermite' -A 50000 > ./README.md
 	cp -r ../lib ./
 	cp -v ../LICENSE ./
 
 setup-clean:
-	rm -vf README.md VERSION LICENSE
+	rm -vf README.md LICENSE
 	rm -rf lib/
 
 build: setup