From de0cdbc01cc39e4f89a9d012661031a66ba3294f Mon Sep 17 00:00:00 2001
From: sapier <Sapier at GMX dot net>
Date: Sat, 30 Nov 2013 21:22:15 +0100
Subject: Fix log threadname lookup handling not beeing threadsafe

---
 src/log.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/log.cpp')

diff --git a/src/log.cpp b/src/log.cpp
index 366d83b64..527f54480 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -29,6 +29,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 std::list<ILogOutput*> log_outputs[LMT_NUM_VALUES];
 std::map<threadid_t, std::string> log_threadnames;
+JMutex                            log_threadnamemutex;
 
 void log_add_output(ILogOutput *out, enum LogMessageLevel lev)
 {
@@ -60,13 +61,17 @@ void log_remove_output(ILogOutput *out)
 void log_register_thread(const std::string &name)
 {
 	threadid_t id = get_current_thread_id();
+	log_threadnamemutex.Lock();
 	log_threadnames[id] = name;
+	log_threadnamemutex.Unlock();
 }
 
 void log_deregister_thread()
 {
 	threadid_t id = get_current_thread_id();
+	log_threadnamemutex.Lock();
 	log_threadnames.erase(id);
+	log_threadnamemutex.Unlock();
 }
 
 static std::string get_lev_string(enum LogMessageLevel lev)
@@ -144,7 +149,7 @@ public:
 		}
 		m_buf += c;
 	}
-	
+
 private:
 	enum LogMessageLevel m_lev;
 	std::string m_buf;
-- 
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