From 5b039a8982246859995b0e37d2c29ead1a89edef Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Mon, 30 Nov 2009 00:40:36 +0000
Subject: [PATCH] error handling in make_torrent

---
 examples/make_torrent.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/examples/make_torrent.cpp b/examples/make_torrent.cpp
index e5e9d1e85..1744e609e 100644
--- a/examples/make_torrent.cpp
+++ b/examples/make_torrent.cpp
@@ -140,6 +140,11 @@ int main(int argc, char* argv[])
 		std::string full_path = libtorrent::complete(argv[1]);
 
 		add_files(fs, full_path, file_filter);
+		if (fs.num_files() == 0)
+		{
+			fputs("no files specified.\n", stderr);
+			return 1;
+		}
 
 		create_torrent t(fs, piece_size, pad_file_limit, flags);
 		for (std::vector<std::string>::iterator i = trackers.begin()