Mercurial > octave-nkf
view liboctave/singleton-cleanup.h @ 14169:c0ca47ab7641 stable
doc: Better explain which complex result is chosen by .^
* expr.txi: Explain which complex root is chosen and how to choose a
real one if preferred.
* data.cc (power): Ditto.
* help.cc (.^, .**): Ditto. (^, **): Suggest using real-valued functions.
author | Jordi Gutiérrez Hermoso <jordigh@octave.org> |
---|---|
date | Sun, 08 Jan 2012 15:24:53 -0500 |
parents | b4d399c975de |
children |
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#if !defined (octave_singleton_cleanup_h) #define octave_singleton_cleanup_h 1 #include <set> class OCTAVE_API singleton_cleanup_list { protected: singleton_cleanup_list (void) : fcn_list () { } public: typedef void (*fptr) (void); ~singleton_cleanup_list (void); static void add (fptr f) { if (instance_ok ()) instance->do_add (f); } static void cleanup (void) { delete instance; instance = 0; } private: static singleton_cleanup_list *instance; static bool instance_ok (void); static void cleanup_instance (void) { delete instance; instance = 0; } std::set<fptr> fcn_list; void do_add (fptr f) { fcn_list.insert (f); } // No copying! singleton_cleanup_list (const singleton_cleanup_list&); singleton_cleanup_list& operator = (const singleton_cleanup_list&); }; #endif