Produce auto-generated indices on stdout

This way I can concatenate the output with regular indices.

2 files changed, 6 insertions, 7 deletions

diff --git a/repo/www/Makefile b/repo/www/Makefile
index 38a28d2..fc25ddb 100644
--- a/repo/www/Makefile
+++ b/repo/www/Makefile
@@ -29,7 +29,7 @@ $(pages) $(indices):
 # ⚠ When tweaking this rule, check whether it still works for the
 #   top-level index.html, i.e. when there is no top-level README.
 $(autoindices): $(OUT_DIR)%/index.html: $(TOP_DIR)% make-index.py | $(OUT_DIR)%
-	python3 make-index.py "$(TEXT_FILES)" "$(*:/%=%)" $(OUT_DIR)
+	python3 make-index.py "$(TEXT_FILES)" "$(*:/%=%)" > $@
 
 clean:
 	-rm $(dependencies)
diff --git a/repo/www/make-index.py b/repo/www/make-index.py
index 07aa266..ef699f0 100755
--- a/repo/www/make-index.py
+++ b/repo/www/make-index.py
@@ -10,10 +10,10 @@ from helpers import compute_directories
 
 
 def parse_arguments(args):
-    if len(args) != 4:
-        exit(f'Usage: {argv[0]} EXTENSIONS FOLDER OUTPUT-DIR')
+    if len(args) != 3:
+        exit(f'Usage: {argv[0]} EXTENSIONS FOLDER')
 
-    return argv[1].split(), argv[2], argv[3]
+    return argv[1].split(), argv[2]
 
 
 def list_files(extensions, folder):
@@ -38,7 +38,7 @@ def generate_index_page(title, directories, files):
 
 
 def main(arguments):
-    extensions, folder, out_dir = parse_arguments(arguments)
+    extensions, folder = parse_arguments(arguments)
 
     title = path.basename(folder) if folder else 'index'
 
@@ -47,8 +47,7 @@ def main(arguments):
     parsed_filenames = (path.splitext(f) for f in files)
     names = tuple(name for name, _ in parsed_filenames)
 
-    with open(path.join(out_dir, folder, 'index.html'), 'w') as index:
-        index.write(generate_index_page(title, folders, names))
+    print(generate_index_page(title, folders, names))
 
 
 if __name__ == '__main__':