From e4d69fcaaca33952ed0c807500a4e93bbc0a365b Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Fri, 25 Oct 2013 04:15:00 +0200 Subject: remove faceapi Signed-off-by: Stanislaw Halik --- faceapi/lockfree.h | 65 ------------------------------------------------------ 1 file changed, 65 deletions(-) delete mode 100644 faceapi/lockfree.h (limited to 'faceapi/lockfree.h') diff --git a/faceapi/lockfree.h b/faceapi/lockfree.h deleted file mode 100644 index 47b810fa..00000000 --- a/faceapi/lockfree.h +++ /dev/null @@ -1,65 +0,0 @@ -//lock free queue template class by Herb Sutter -//Dr Dobbs Journal article http://www.drdobbs.com/cpp/210604448;jsessionid=OQGQPSMNL4X4XQE1GHPSKH4ATMY32JVN?pgno=1 - -template class LockFreeQueue -{ -private: - struct Node - { - Node( T val ) : value(val), next(nullptr) { } - T value; - Node* next; - }; - - Node* first; // for producer only - Node* divider, last; // shared - - //not working in VC2008 - //atomic divider, last; // shared - -public: - LockFreeQueue() - { - // add dummy separator - first = divider = last = new Node( T() ); - } - - ~LockFreeQueue() - { - while( first != nullptr ) - { - // release the list - Node* tmp = first; - first = tmp->next; - delete tmp; - } - } - - void Produce( const T& t ) - { - last->next = new Node(t); // add the new item - last = last->next; // publish it - - while( first != divider ) - { - // trim unused nodes - Node* tmp = first; - first = first->next; - delete tmp; - } - } - - bool Consume( T& result ) - { - if( divider != last ) - { - // if queue is nonempty - result = divider->next->value; // copy it back - divider = divider->next; // publish that we took it - return true; // and report success - } - - return false; // else report empty - } -}; - -- cgit v1.2.3