diagram-generator: improve Makefile

tarleb · tarleb · commit ef87fd1411c4 · 2019-04-15T20:37:47.000+02:00
diff --git a/diagram-generator/.gitignore b/diagram-generator/.gitignore
@@ -0,0 +1 @@
+sample.html
diff --git a/diagram-generator/Makefile b/diagram-generator/Makefile
@@ -1,3 +1,11 @@
-test:
-	@pandoc --self-contained --lua-filter=diagram-generator.lua --metadata=activatePythonPath:"python3 --version" --metadata=pythonPath:"python3" --metadata=title:"README" sample.md -o output.html
+.PHONY: test
+test: sample.html
+
+sample.html: sample.md
+	@pandoc --self-contained \
+	    --lua-filter=diagram-generator.lua \
+	    --metadata=activatePythonPath:"python3 --version" \
+	    --metadata=pythonPath:"python3" \
+	    --metadata=title:"README" \
+	    --output=$@ $<
 
