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authorsimon <simon>2002-12-14 17:55:12 (UTC)
committer simon <simon>2002-12-14 17:55:12 (UTC)
commit309c34a61e7cf6a199275c32c00ec1eaaa511d9b (patch) (side-by-side diff)
tree5aa46eaefc040373397fcb3157ae6b5dd46a9c49
parent03c4518324c328c530eb795705b6a4281d65055a (diff)
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- make it thread-safe
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/multimedia/opieplayer2/singleton.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/noncore/multimedia/opieplayer2/singleton.h b/noncore/multimedia/opieplayer2/singleton.h
index 83e228f..825344e 100644
--- a/noncore/multimedia/opieplayer2/singleton.h
+++ b/noncore/multimedia/opieplayer2/singleton.h
@@ -22,2 +22,4 @@
+#include "threadutil.h"
+
template <class Product>
@@ -44,4 +46,7 @@ public:
{
- if ( !s_self )
- s_self = Creator<T>::create();
+ if ( !s_self ) {
+ ThreadUtil::AutoLock lock( s_guard );
+ if ( !s_self )
+ s_self = Creator<T>::create();
+ }
return *s_self;
@@ -60,2 +65,3 @@ private:
static T *s_self;
+ static ThreadUtil::Mutex s_guard;
};
@@ -65,2 +71,5 @@ T *Singleton<T, Creator>::s_self = 0;
+template <class T, template <class> class Creator>
+ThreadUtil::Mutex Singleton<T, Creator>::s_guard;
+
#endif // SINGLETON_H