From ec0813e4e66172bff73f09772257a580723575bd Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 16 Apr 2020 20:58:19 +0300
Subject: Fix crashing on unhandled io_error thrown by depdb::flush()

---
 libbuild2/depdb.ixx | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libbuild2/depdb.ixx b/libbuild2/depdb.ixx
index 92afa32..819fadd 100644
--- a/libbuild2/depdb.ixx
+++ b/libbuild2/depdb.ixx
@@ -1,6 +1,8 @@
 // file      : libbuild2/depdb.ixx -*- C++ -*-
 // license   : MIT; see accompanying LICENSE file
 
+#include <libbuild2/diagnostics.hxx>
+
 namespace build2
 {
   inline depdb_base::
@@ -16,7 +18,14 @@ namespace build2
   flush ()
   {
     if (state_ == state::write)
+    try
+    {
       os_.flush ();
+    }
+    catch (const io_error& e)
+    {
+      fail << "unable to flush " << path << ": " << e;
+    }
   }
 
   inline bool depdb::
-- 
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