From 8f8481856595c6e87bd04a5fe991cec03dcf9daa Mon Sep 17 00:00:00 2001
From: Alex 'AdUser' Z <ad_user@mail.ru>
Date: Wed, 5 Oct 2011 20:10:52 +1100
Subject: [PATCH] + added usage information

---
 src/torrent2json.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/torrent2json.c b/src/torrent2json.c
index 7d16828..9280d07 100644
--- a/src/torrent2json.c
+++ b/src/torrent2json.c
@@ -15,6 +15,19 @@ struct yajl_gen_t *gen = NULL;
 
 void (*select_handler(int))(int);
 
+void
+usage(int exitcode)
+{
+  fprintf(stderr, "\
+Usage: torrent2json [<options>]\n\
+Where options are:\n\
+  -h            This help.\n\
+  -i <file>     Input file.   (Default: read from stdin)\n\
+  -o <file>     Output file.  (Default: write to stdout)\n\
+  -c            Compact json. (Default: no)\n");
+  exit(exitcode);
+}
+
 /* handlers */
 void
 get_integer(int chr)