From 707f9381be5d42c6acd122a3c268deb66600cf9a Mon Sep 17 00:00:00 2001
From: svnbgnk <swb@live.de>
Date: Thu, 25 Jul 2019 16:35:47 +0200
Subject: [PATCH] added mutex lock to log output

---
 src/Flexbar.h  | 1 +
 src/SeqAlign.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/src/Flexbar.h b/src/Flexbar.h
index 2f82f18..67c07d7 100644
--- a/src/Flexbar.h
+++ b/src/Flexbar.h
@@ -15,6 +15,7 @@
 #include <tbb/pipeline.h>
 #include <tbb/task_scheduler_init.h>
 #include <tbb/concurrent_vector.h>
+#include <tbb/mutex.h>
 
 #include <seqan/basic.h>
 #include <seqan/sequence.h>
diff --git a/src/SeqAlign.h b/src/SeqAlign.h
index 979d05f..221a901 100644
--- a/src/SeqAlign.h
+++ b/src/SeqAlign.h
@@ -3,6 +3,7 @@
 #ifndef FLEXBAR_SEQALIGN_H
 #define FLEXBAR_SEQALIGN_H
 
+tbb::mutex ouputMutex;
 
 template <typename TSeqStr, typename TString, class TAlgorithm>
 class SeqAlign {
@@ -305,7 +306,9 @@ class SeqAlign {
 			  << "read seq  " << seqRead.seq << "\n\n" << endl;
 		}
 		
+		ouputMutex.lock();
 		*m_out << s.str();
+		ouputMutex.unlock();
 		
 		return ++qIndex;
 	}