Small build system to build lectures

saison-2/cours/.gitignore

@@ -1 +1,2 @@
 *.pdf
+build/

saison-2/cours/Makefile

@@ -1,4 +0,0 @@
-all: ./e2l-python-classes-01.pdf
-
-%.pdf: %.md
-	pandoc --pdf-engine=xelatex $< -o $@

saison-2/cours/build.in.ninja

@@ -0,0 +1,2 @@
+rule pandoc
+  command = pandoc --pdf-engine=xelatex $in -o $out

saison-2/cours/build.py

@@ -0,0 +1,21 @@
+from path import Path
+import sys
+import subprocess
+
+
+def main():
+    template = Path("build.in.ninja").text()
+    to_write = template
+    for md_file in Path(".").files("*.md"):
+        to_write += f"build  ../{md_file.with_suffix('.pdf')}: pandoc ../{md_file}\n"
+    build_path = Path("build")
+    build_path.mkdir_p()
+    out = build_path / "build.ninja"
+    out.write_text(to_write)
+    process = subprocess.run(["ninja", "-C", build_path])
+    if process.returncode != 0:
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()