From 9e51db8b823b1c183af5b979725eef4c3fb071b8 Mon Sep 17 00:00:00 2001
From: chriseth <c@ethdev.com>
Date: Fri, 12 Jun 2015 12:27:32 +0200
Subject: [PATCH] Do not fail if seed cannot be written to file.

---
 libdevcrypto/Common.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libdevcrypto/Common.cpp b/libdevcrypto/Common.cpp
index 6c66a95d6..8567ac12b 100644
--- a/libdevcrypto/Common.cpp
+++ b/libdevcrypto/Common.cpp
@@ -280,12 +280,12 @@ h256 Nonce::get(bool _commit)
 			BOOST_THROW_EXCEPTION(InvalidState());
 		
 		// prevent seed reuse if process terminates abnormally
-		writeFile(s_seedFile, bytes());
+		try { writeFile(s_seedFile, bytes()); } catch (FileError const&) {}
 	}
 	h256 prev(s_seed);
 	sha3(prev.ref(), s_seed.ref());
 	if (_commit)
-		writeFile(s_seedFile, s_seed.asBytes());
+		try { writeFile(s_seedFile, s_seed.asBytes()); } catch (FileError const&) {}
 	return std::move(s_seed);
 }