From 7744718b44245a3ea707ff52ca452eac4c7e7172 Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Sat, 7 Feb 2009 19:18:48 +0000
Subject: [PATCH] added error message to invalid_torrent_file exception (will
 be replaced by error_code at some point)

---
 include/libtorrent/torrent_info.hpp |  5 ++++-
 src/torrent.cpp                     |  2 +-
 src/torrent_info.cpp                | 14 +++++++-------
 3 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/include/libtorrent/torrent_info.hpp b/include/libtorrent/torrent_info.hpp
index 99d9f1f17..feff1b14c 100644
--- a/include/libtorrent/torrent_info.hpp
+++ b/include/libtorrent/torrent_info.hpp
@@ -157,7 +157,10 @@ namespace libtorrent
 #ifndef BOOST_NO_EXCEPTIONS
 	struct TORRENT_EXPORT invalid_torrent_file: std::exception
 	{
-		virtual const char* what() const throw() { return "invalid torrent file"; }
+		invalid_torrent_file(std::string const& s): m_error(s) {}
+		virtual const char* what() const throw() { return m_error.c_str(); }
+		virtual ~invalid_torrent_file() throw() {}
+		std::string m_error;
 	};
 #endif
 
diff --git a/src/torrent.cpp b/src/torrent.cpp
index e7a3cb9e8..28e989a8d 100644
--- a/src/torrent.cpp
+++ b/src/torrent.cpp
@@ -4643,7 +4643,7 @@ namespace libtorrent
 		// ---- WEB SEEDS ----
 
 		ptime now = time_now();
-		// re-insert urls that are to be retrieds into the m_web_seeds
+		// re-insert urls that are to be retried into the m_web_seeds
 		typedef std::map<web_seed_entry, ptime>::iterator iter_t;
 		for (iter_t i = m_web_seeds_next_retry.begin(); i != m_web_seeds_next_retry.end();)
 		{
diff --git a/src/torrent_info.cpp b/src/torrent_info.cpp
index 82b16720b..e06c0cc3e 100644
--- a/src/torrent_info.cpp
+++ b/src/torrent_info.cpp
@@ -295,7 +295,7 @@ namespace libtorrent
 		std::string error;
 #ifndef BOOST_NO_EXCEPTIONS
 		if (!parse_torrent_file(e, error))
-			throw invalid_torrent_file();
+			throw invalid_torrent_file(error);
 #else
 		parse_torrent_file(e, error);
 #endif
@@ -312,7 +312,7 @@ namespace libtorrent
 		std::string error;
 #ifndef BOOST_NO_EXCEPTIONS
 		if (!parse_torrent_file(torrent_file, error))
-			throw invalid_torrent_file();
+			throw invalid_torrent_file(error);
 #else
 		parse_torrent_file(torrent_file, error);
 #endif
@@ -330,7 +330,7 @@ namespace libtorrent
 		lazy_bdecode(buffer, buffer + size, e);
 #ifndef BOOST_NO_EXCEPTIONS
 		if (!parse_torrent_file(e, error))
-			throw invalid_torrent_file();
+			throw invalid_torrent_file(error);
 #else
 		parse_torrent_file(e, error);
 #endif
@@ -360,7 +360,7 @@ namespace libtorrent
 
 		if (buf.empty())
 #ifndef BOOST_NO_EXCEPTIONS
-			throw invalid_torrent_file();
+			throw invalid_torrent_file("file not found");
 #else
 			return;
 #endif
@@ -370,7 +370,7 @@ namespace libtorrent
 		std::string error;
 #ifndef BOOST_NO_EXCEPTIONS
 		if (!parse_torrent_file(e, error))
-			throw invalid_torrent_file();
+			throw invalid_torrent_file(error);
 #else
 		parse_torrent_file(e, error);
 #endif
@@ -389,7 +389,7 @@ namespace libtorrent
 
 		if (buf.empty())
 #ifndef BOOST_NO_EXCEPTIONS
-			throw invalid_torrent_file();
+			throw invalid_torrent_file("empty file");
 #else
 			return;
 #endif
@@ -399,7 +399,7 @@ namespace libtorrent
 		std::string error;
 #ifndef BOOST_NO_EXCEPTIONS
 		if (!parse_torrent_file(e, error))
-			throw invalid_torrent_file();
+			throw invalid_torrent_file(error);
 #else
 		parse_torrent_file(e, error);
 #endif