more documentation

1 files changed, 7 insertions, 6 deletions

diff --git a/src/main.rs b/src/main.rs
index b22b626..1a00173 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,12 +6,8 @@ use std::io::{BufRead, BufReader};
 use std::path::Path;
 
 fn help() {
-    let version = match option_env!("CARGO_PKG_VERSION") {
-        Some(v) => v,
-        None => "",
-    };
-
-    println!("usage: sheldond {}", version);
+    println!("usage:");
+    println!("  -h, --help\t\tdisplay this message");
     println!("  -c, --config\t\tpath to the configuration file");
 }
 
@@ -83,6 +79,11 @@ fn parse_config(fname: String) -> server::ServerConfig {
 }
 
 fn main() {
+    println!("sheldond {}", match option_env!("CARGO_PKG_VERSION") {
+        Some(v) => v,
+        None => "",
+    });
+
     let config_fname = match parse_args() {
         Some(config_fname) => config_fname,
         None => {