From 6836a1bd4090c0d6bfb8bfa555f13a2f0a7d2ee7 Mon Sep 17 00:00:00 2001
From: Sebastian Messmer <messmer@cryfs.org>
Date: Fri, 30 Oct 2015 18:10:48 +0100
Subject: [PATCH] Better exceptions

---
 data/Data.h           | 3 +++
 tempfile/TempFile.cpp | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/data/Data.h b/data/Data.h
index 37a6375a..ff3916a1 100644
--- a/data/Data.h
+++ b/data/Data.h
@@ -120,6 +120,9 @@ inline Data &Data::FillWithZeroes() {
 
 inline void Data::StoreToFile(const boost::filesystem::path &filepath) const {
   std::ofstream file(filepath.c_str(), std::ios::binary | std::ios::trunc);
+  if (!file.good()) {
+    throw std::runtime_error("Could not open file for writing");
+  }
   StoreToStream(file);
 }
 
diff --git a/tempfile/TempFile.cpp b/tempfile/TempFile.cpp
index 5307fc1d..14db0081 100644
--- a/tempfile/TempFile.cpp
+++ b/tempfile/TempFile.cpp
@@ -11,6 +11,9 @@ TempFile::TempFile(const bf::path &path, bool create)
   : _path(path) {
   if (create) {
     ofstream file(_path.c_str());
+    if (!file.good()) {
+      throw std::runtime_error("Could not create tempfile");
+    }
   }
 }