From: Georg Baum <baum@lyx.org>
Date: Mon, 7 Jul 2014 19:38:39 +0000 (+0200)
Subject: Make newUnnamedFile() threadsafe
X-Git-Tag: 2.1.2~54
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=9dae9a9d4f7f283ac0f5f34a0b1cd7d264bca41f;p=features.git

Make newUnnamedFile() threadsafe
---

diff --git a/src/buffer_funcs.cpp b/src/buffer_funcs.cpp
index 26bff558f6..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;
@@ -173,7 +174,9 @@ Buffer * newUnnamedFile(FileName const & path, string const & prefix,
 						string const & templatename)
 {
 	static map<string, int> file_number;
+	static Mutex mutex;
 
+	Mutex::Locker locker(&mutex);
 	FileName filename;
 
 	do {