From df94e2ee80bad228fce4032658d95962cce8e434 Mon Sep 17 00:00:00 2001
From: Abs62 <ottomann@yandex.ru>
Date: Mon, 21 Apr 2014 00:02:41 +0400
Subject: [PATCH] Fix some crashes

---
 bgl.cc        | 1 +
 dictdfiles.cc | 6 +++++-
 mdx.cc        | 1 +
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/bgl.cc b/bgl.cc
index 7ec1d92d..127db83a 100644
--- a/bgl.cc
+++ b/bgl.cc
@@ -417,6 +417,7 @@ namespace
       dictionaryDescription = "NONE";
     else
     {
+      Mutex::Lock _( idxMutex );
       vector< char > chunk;
       char * dictDescription = chunks.getBlock( idxHeader.descriptionAddress, chunk );
       string str( dictDescription );
diff --git a/dictdfiles.cc b/dictdfiles.cc
index 83ac623a..4390562d 100644
--- a/dictdfiles.cc
+++ b/dictdfiles.cc
@@ -491,7 +491,11 @@ void DictdDictionary::getArticleText( uint32_t articleAddress, QString & headwor
 
     string articleText;
 
-    char * articleBody = dict_data_read_( dz, articleOffset, articleSize, 0, 0 );
+    char * articleBody;
+    {
+      Mutex::Lock _( dzMutex );
+      articleBody = dict_data_read_( dz, articleOffset, articleSize, 0, 0 );
+    }
 
     if ( !articleBody )
     {
diff --git a/mdx.cc b/mdx.cc
index 8a5ad72c..2779f5b1 100644
--- a/mdx.cc
+++ b/mdx.cc
@@ -886,6 +886,7 @@ const QString & MdxDictionary::getDescription()
   }
   else
   {
+    Mutex::Lock _( idxMutex );
     vector< char > chunk;
     char * dictDescription = chunks.getBlock( idxHeader.descriptionAddress, chunk );
     string str( dictDescription );