add layout loading

1 files changed, 15 insertions, 3 deletions

diff --git a/src/options.c b/src/options.c
index d221828..e694f99 100644
--- a/src/options.c
+++ b/src/options.c
@@ -6,18 +6,26 @@
 
 static void print_usage(const char *progname)
 {
-   printf("Usage: %s [-c config_file] [-i input_directory] [-o output_directory]\n",
+   printf("Usage: %s [-c config_file] [-v[v[v]]] [-q[q[q]]] [-h]\n"
+	  "  -v    Increase output verbosity\n"
+	  "  -q    Decrease output verbosity\n"
+	  "  -c    Specifiy configuration file to read (default 'config.lua')\n"
+	  "  -h    Print this help message and exit\n",
 	  progname);	  
 }
 
 int parse_options(struct argent_options *opts, int argc, char **argv)
 {
-   opts->log_level = 0;
+   opts->log_level = WARN;
    opts->conf_filename = "config.lua";
    
    int opt;
-   while ((opt = getopt(argc, argv, "vc:")) != -1) {
+   while ((opt = getopt(argc, argv, "hqvc:")) != -1) {
       switch (opt) {
+      case 'q':
+	 opts->log_level -= 1;
+	 break;
+	 
       case 'v':
 	 opts->log_level += 1;
 	 break;
@@ -26,6 +34,10 @@ int parse_options(struct argent_options *opts, int argc, char **argv)
 	 opts->conf_filename = optarg;
 	 break;
 
+      case 'h':
+	 print_usage(argv[0]);
+	 return 2;
+
       default:
 	 print_usage(argv[0]);
 	 return 1;