add readme, improve help message

2025-06-08 02:27:00 +01:00 · 2025-06-08 02:27:00 +01:00 · 3e8c6cc812
commit 3e8c6cc812
parent 8a8a8e5598
2 changed files with 30 additions and 1 deletions
--- a/main.go
+++ b/main.go
@ -295,6 +295,14 @@ func HTTPLog(next http.Handler) http.Handler {
 }

 func printHelp() {
-	fmt.Printf("%s [--host address] [--port port] [--root http_root] directory\n", os.Args[0])
+	fmt.Printf(
+		`%s [--host address] [--port port] [--root http_root] directory
+
+	--help              shows this help message
+	--host address      hosts on the specified address
+	--port port         hosts on the specified port
+	--root http_root    hosts on the specified subdirectory, i.e. `+"`/files/`\n",
+		os.Args[0],
+	)
 	os.Exit(0)
 }