Start adding Rust getopts

Cargo.toml

@@ -11,3 +11,4 @@ crate-type = ["staticlib"]
 
 [dependencies]
 libc = "0.2"
+getopts = "0.2"

main.c

@@ -59,7 +59,7 @@ int main(int argc, char **argv)
         case 'c': ++config_flag; continue;
         case 'u': ++csv_flag;    continue;
         case 'l': ++list_flag;   continue;
-	case 'v': ++verify_flag; continue;
+        case 'v': ++verify_flag; continue;
         default:
             usage();
         case EOF:

src/lib.rs

@@ -11,7 +11,7 @@ pub extern "C" fn print_usage(version_ptr: *const c_char) {
 
   let msg = r#"
 Usage:
-    dmrconfig -r [-t]\n
+    dmrconfig -r [-t]
                           Read codeplug from the radio to a file 'device.img'.
                           Save configuration to a text file 'device.conf'.
     dmrconfig -w [-t] file.img
@@ -39,6 +39,21 @@ Options:
   std::process::exit(-1);
 }
 
+#[no_mangle]
+pub extern "C" fn process_options() {
+  use getopts::Options;
+
+  let mut opts = Options::new();
+  opts.optflag("t", "", "Trace USB protocol.");
+  opts.optflag("r", "", "Read codeplug from the radio to a file 'device.img'.\nSave configuration to a text file 'device.conf'.");
+  opts.optflag("w", "", "Write codeplug to the radio.");
+  opts.optflag("c", "", "Verify configuration script for the radio.");
+  opts.optflag("u", "", "Update contacts database from CSV file.");
+  opts.optflag("l", "", "List all supported radios.");
+  opts.optflag("v", "", "Verify configuration script for the radio.");
+
+}
+
 #[cfg(test)]
 mod tests {
     #[test]