From 5c431b9335e7e698f866f516665a2c604e7be396 Mon Sep 17 00:00:00 2001
From: Georg Baum <baum@lyx.org>
Date: Sat, 5 Jul 2014 12:58:22 +0200
Subject: [PATCH 1/1] Make newUnnamedFile() threadsafe

---
 src/buffer_funcs.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/buffer_funcs.cpp b/src/buffer_funcs.cpp
index 3f64b909f2..03ecc90abe 100644
--- a/src/buffer_funcs.cpp
+++ b/src/buffer_funcs.cpp
@@ -47,6 +47,7 @@
 #include "support/filetools.h"
 #include "support/gettext.h"
 #include "support/lstrings.h"
+#include "support/mutex.h"
 #include "support/textutils.h"
 
 using namespace std;
@@ -172,9 +173,10 @@ Buffer * newFile(string const & filename, string const & templatename,
 Buffer * newUnnamedFile(FileName const & path, string const & prefix,
 						string const & templatename)
 {
-	// FIXME THREAD
 	static map<string, int> file_number;
+	static Mutex mutex;
 
+	Mutex::Locker locker(&mutex);
 	FileName filename;
 
 	do {
-- 
2.39.2