Mercurial > dwindows

changeset 2870:7b4e30c19757

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C++: Disable singleton safety code for non C++11 compilers.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Sun, 18 Dec 2022 13:33:22 +0000
parents c873b6f862b9
children 4b7c4cd7a11d
files dw.hpp
diffstat 1 files changed, 3 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/dw.hpp	Sun Dec 18 12:13:46 2022 +0000
+++ b/dw.hpp	Sun Dec 18 13:33:22 2022 +0000
@@ -117,10 +117,13 @@
     App() { }
     static App *_app;
 public:
+// Allow the code to compile if handicapped on older compilers
+#if __cplusplus >= 201103L
     // Singletons should not be cloneable.
     App(App &other) = delete;
     // Singletons should not be assignable.
     void operator=(const App &) = delete;
+#endif
     // Initialization functions for creating App
     static App *Init() { if(!_app) { _app = new App; dw_init(TRUE, 0, NULL); } return _app; }
     static App *Init(const char *appid) { if(!_app) { _app = new App(); dw_app_id_set(appid, NULL); dw_init(TRUE, 0, NULL); } return _app; }