diff options
Diffstat (limited to 'include/astra/Singleton.h')
| -rw-r--r-- | include/astra/Singleton.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/astra/Singleton.h b/include/astra/Singleton.h index 1ef4bba..784c521 100644 --- a/include/astra/Singleton.h +++ b/include/astra/Singleton.h @@ -86,14 +86,14 @@ class Singleton { // libastra. This situation would cause issues when .mex files are unloaded. #define DEFINE_SINGLETON(T) \ -template<> void Singleton<T >::construct() { m_singleton = new T(); } \ +template<> void Singleton<T >::construct() { assert(!m_singleton); m_singleton = new T(); } \ template<> T* Singleton<T >::m_singleton = 0 // This is a hack to support statements like // DEFINE_SINGLETON2(CTemplatedClass<C1, C2>); #define DEFINE_SINGLETON2(A,B) \ -template<> void Singleton<A,B >::construct() { m_singleton = new A,B(); } \ +template<> void Singleton<A,B >::construct() { assert(!m_singleton); m_singleton = new A,B(); } \ template<> A,B* Singleton<A,B >::m_singleton = 0 } // end namespace |