Build: Add `Makefile` to manage a virtual env

diff --git a/Makefile b/Makefile
new file mode 100644 (file)
index 0000000..f07aa0f
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,26 @@
+.SUFFIXES: # Clear the suffix list
+
+PYTHON=python3
+VENVDIR=../../../../.search-tags-venv
+
+.PHONY: all
+all:
+       @echo Nothing to do for \`all\'
+
+.PHONY: clean-venv
+clean-venv:
+       rm -rf $(VENVDIR)
+
+.PHONY: venv
+venv:
+       @if [ -d $(VENVDIR) ] ; then \
+               echo "venv already exists."; \
+               echo "To recreate it, remove it first with \`make clean-venv'."; \
+       else \
+               sudo apt-get install -y python3-pip python3-wheel python3-virtualenv; \
+               $(PYTHON) -m virtualenv $(VENVDIR); \
+               $(VENVDIR)/bin/python -m pip install -U --compile pip wheel; \
+               $(VENVDIR)/bin/python -m pip install -U --compile -r requirements.txt; \
+               echo "The venv has been created in the $(VENVDIR) directory"; \
+       fi
+