Tidy up nanomsg class API; add unmounting for Linux.

[dcpomatic.git] / src / lib / exceptions.cc

diff --git a/src/lib/exceptions.cc b/src/lib/exceptions.cc
index d394ad4b2c4e41e1c8285e31b21efc3d1374e9c2..3991c57b97ab98608ed280d02d581827fecdfae5 100644 (file)
--- a/src/lib/exceptions.cc
+++ b/src/lib/exceptions.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -25,6 +25,7 @@
 
 using std::string;
 using std::runtime_error;
+using boost::optional;
 
 /** @param f File that we were trying to open */
 OpenFileError::OpenFileError (boost::filesystem::path f, int error, Mode mode)
@@ -115,14 +116,20 @@ GLError::GLError (char const * last, int e)
 
 }
 
-CopyError::CopyError (string m, int n)
-       : runtime_error (String::compose("%1 (%2)", m, n))
+CopyError::CopyError (string m, optional<int> n)
+       : runtime_error (String::compose("%1%2", m, n ? String::compose(" (%1)", *n) : ""))
        , _message (m)
        , _number (n)
 {
 
 }
 
+CommunicationFailedError::CommunicationFailedError ()
+       : CopyError (_("Lost communication between main and writer processes"))
+{
+
+}
+
 VerifyError::VerifyError (string m, int n)
        : runtime_error (String::compose("%1 (%2)", m, n))
        , _message (m)