Throw exceptions with badly-formed XML when reading a DCP; preserve detail in DCPReadError.

1 files changed, 17 insertions, 2 deletions

diff --git a/src/exceptions.h b/src/exceptions.h
index f187df1c..3d80b635 100644
--- a/src/exceptions.h
+++ b/src/exceptions.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
@@ -35,6 +35,7 @@
 #define LIBDCP_EXCEPTIONS_H
 
 #include <boost/filesystem.hpp>
+#include <boost/optional.hpp>
 
 /** @file  src/exceptions.h
  *  @brief Exceptions thrown by libdcp.
@@ -97,8 +98,22 @@ class DCPReadError : public std::runtime_error
 {
 public:
 	explicit DCPReadError (std::string message)
-		: std::runtime_error (message)
+		: std::runtime_error(message)
 	{}
+
+	DCPReadError (std::string message, std::string detail);
+
+	std::string message () const {
+		return _message;
+	}
+
+	boost::optional<std::string> detail () const {
+		return _detail;
+	}
+
+private:
+	std::string _message;
+	boost::optional<std::string> _detail;
 };
 
 /** @class MissingAssetError