init repo

1 files changed, 61 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..d0f6bc6
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,61 @@
+/*
+ *  einhyrningsins: graceful restarts for socket-based daemons
+ *  Copyright (C) 2016  Bryan Newbold <bnewbold@robocracy.org>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+extern crate getopts;
+extern crate nix;
+extern crate log;
+extern crate env_logger;
+
+use std::env;
+use std::process::exit;
+use getopts::Options;
+
+fn print_usage(opts: Options) {
+    let brief = "usage:\teinhyrningsins [options] program"; // XXX:
+    println!("");
+    print!("{}", opts.usage(&brief));
+}
+
+fn main() {
+    println!("Hello, world!");
+
+    let args: Vec<String> = env::args().collect();
+
+    let mut opts = Options::new();
+    opts.optflag("h", "help", "print this help menu");
+    opts.optflag("v", "verbose", "more debugging messages");
+    opts.optflag("n", "number", "how many program copies to spawn");
+    opts.optflag("b", "bind", "how many program copies to spawn");
+
+    let matches = match opts.parse(&args[1..]) {
+        Ok(m) => { m }
+        Err(f) => { println!("{}", f.to_string()); print_usage(opts); exit(-1); }
+    };          
+
+    if matches.opt_present("h") {
+        print_usage(opts);
+        return;
+    }
+
+    let mut builder = env_logger::LogBuilder::new();
+    builder.parse("INFO");
+    if env::var("RUST_LOG").is_ok() {
+        builder.parse(&env::var("RUST_LOG").unwrap());
+    }
+    builder.init().unwrap();
+}