From b20a96d32fdee24ce354080f6b5349abf77ab1f7 Mon Sep 17 00:00:00 2001
From: arcan1s <i@arcanis.me>
Date: Thu, 16 Jun 2016 15:17:06 +0300
Subject: [PATCH] add fix for possible race condition (#96)

---
 patches/fix-race-condition.patch         | 15 +++++++++++++++
 sources/awesome-widget/plugin/awkeys.cpp |  2 ++
 2 files changed, 17 insertions(+)
 create mode 100644 patches/fix-race-condition.patch

diff --git a/patches/fix-race-condition.patch b/patches/fix-race-condition.patch
new file mode 100644
index 0000000..14d79ea
--- /dev/null
+++ b/patches/fix-race-condition.patch
@@ -0,0 +1,15 @@
+diff --git a/sources/awesome-widget/plugin/awkeys.cpp b/sources/awesome-widget/plugin/awkeys.cpp
+index 1744fb7..f483209 100644
+--- a/sources/awesome-widget/plugin/awkeys.cpp
++++ b/sources/awesome-widget/plugin/awkeys.cpp
+@@ -234,8 +234,10 @@ void AWKeys::reinitKeys(const QStringList currentKeys)
+ void AWKeys::updateTextData()
+ {
+     // do not do it in parallel to avoid race condition
++    m_mutex.lock();
+     calculateValues();
+     QString text = parsePattern(keyOperator->pattern());
++    m_mutex.unlock();
+ 
+     emit(needTextToBeUpdated(text));
+     emit(dataAggregator->updateData(values));
diff --git a/sources/awesome-widget/plugin/awkeys.cpp b/sources/awesome-widget/plugin/awkeys.cpp
index 1744fb7..f483209 100644
--- a/sources/awesome-widget/plugin/awkeys.cpp
+++ b/sources/awesome-widget/plugin/awkeys.cpp
@@ -234,8 +234,10 @@ void AWKeys::reinitKeys(const QStringList currentKeys)
 void AWKeys::updateTextData()
 {
     // do not do it in parallel to avoid race condition
+    m_mutex.lock();
     calculateValues();
     QString text = parsePattern(keyOperator->pattern());
+    m_mutex.unlock();
 
     emit(needTextToBeUpdated(text));
     emit(dataAggregator->updateData(values));