X-Git-Url: https://git.llucax.com/software/eventxx.git/blobdiff_plain/d78cfcce64e1e2801de6928562875ff660a9c5d1..c91910cd7cf9a0fab1b015b67bc70e7468b9fa50:/eventxx diff --git a/eventxx b/eventxx index e2cf81f..e2391b5 100644 --- a/eventxx +++ b/eventxx @@ -94,7 +94,7 @@ * eventxx::dispatcher& d; * int i; * handler(eventxx::dispatcher& d): d(d), i(0) {} - * void operator() (int signum, short event) + * void operator() (int signum, eventxx::type event) * { * if (i < 5) std::cout << "keep going...\n"; * else @@ -142,8 +142,8 @@ * patch your libevent (for example, using this patch * written by Mark D. Anderson, and who knows why it's not still applied). If - * you do so, you can compile your programs with @c -DEVENT_BASE_FREE_FIX so - * @c event_base_free() gets called in the eventxx::dispatcher @link + * you do so, you can compile your programs with @c -DEVENTXX_EVENT_BASE_FREE_FIX + * so @c event_base_free() gets called in the eventxx::dispatcher @link * eventxx::dispatcher::~dispatcher() destructor @endlink. * * That said, I think it's still pretty usable anyways. If something is broken @@ -158,7 +158,7 @@ * * @author Leandro Lucarella * - * @version 0.2 + * @version 0.4 * * @par License * This program is under the BOLA license (see @@ -378,6 +378,9 @@ struct time: ::timeval * A member function wrapper functor (eventxx::mem_cb) is also included, * so you can use any member function (method) as an event handler. * + * Please note that C-like function callback take a short as the type of event, + * while functors (or member functions) use eventxx::type. + * * All events derive from a plain class (not template) eventxx::basic_event, one * of the main utilities of it (besides containing common code ;) is to be used * in STL containers. @@ -411,9 +414,10 @@ enum type PERSIST = EV_PERSIST ///< Not really an event, is an event modifier. }; +inline type operator| (const type& t1, const type& t2) { - int r = t1 | t2; + int r = static_cast< int >(t1) | static_cast< int >(t2); return *reinterpret_cast< type* >(&r); } @@ -520,9 +524,9 @@ struct event: basic_event * @param ev Type of events to monitor (see eventxx::type). * @param handler Callback functor. */ - event(int fd, short ev, F& handler) throw() + event(int fd, type ev, F& handler) throw() { - event_set(this, fd, ev, &wrapper, + event_set(this, fd, static_cast< short >(ev), &wrapper, reinterpret_cast< void* >(&handler)); } @@ -556,9 +560,9 @@ struct event< ccallback_type >: basic_event * @param handler C-style callback function. * @param arg Arbitrary pointer to pass to the handler as argument. */ - event(int fd, short ev, ccallback_type handler, void* arg = 0) throw() + event(int fd, type ev, ccallback_type handler, void* arg = 0) throw() { - event_set(this, fd, ev, handler, arg); + event_set(this, fd, static_cast< short >(ev), handler, arg); } protected: @@ -719,6 +723,7 @@ typedef eventxx::signal< ccallback_type > csignal; template < typename O, typename M > struct mem_cb { + /** * Member function callback constructor. * @@ -733,10 +738,12 @@ struct mem_cb */ mem_cb(O& object, M method) throw(): _object(object), _method(method) {} - void operator() (int fd, short ev) { (_object.*_method)(fd, ev); } + + void operator() (int fd, type ev) { (_object.*_method)(fd, ev); } protected: O& _object; M _method; + }; // struct mem_cb //@} @@ -784,14 +791,14 @@ struct dispatcher internal::event_base_priority_init(_event_base, npriorities); } -#ifdef EVENT_BASE_FREE_FIX +#ifdef EVENTXX_BASE_FREE_FIX /// Free dispatcher resources, see @ref Status section for details. ~dispatcher() throw() { event_base_free(_event_base); } #else #warning "The dispatcher class *will* leak memory because of a libevent bug, " \ "see http://www.mail-archive.com/libevent-users@monkey.org/msg00110.html " \ "for more info an a patch. If you already have this patch, please " \ - "-DEVENT_BASE_FREE_FIX to your compiler to make this message disappear " \ + "-DEVENTXX_EVENT_BASE_FREE_FIX to your compiler to make this message disappear " \ "and really free the dispatcher memory using event_base_free()." #endif @@ -846,8 +853,9 @@ struct dispatcher template < typename F > void add_once(int fd, type ev, F& handler) { - internal::event_once(fd, ev, &dispatcher::wrapper< F >, - reinterpret_cast< void* >(&handler), 0); + internal::event_once(fd, static_cast< short>(ev), + &dispatcher::wrapper< F >, + reinterpret_cast< void* >(&handler), 0); } /** @@ -863,7 +871,8 @@ struct dispatcher */ void add_once(int fd, type ev, ccallback_type handler, void* arg) { - internal::event_once(fd, ev, handler, arg, 0); + internal::event_once(fd, static_cast< short >(ev), handler, + arg, 0); } /** @@ -880,10 +889,11 @@ struct dispatcher template < typename F > void add_once(int fd, type ev, F& handler, const time& to) { - internal::event_once(fd, ev, &dispatcher::wrapper< F >, - reinterpret_cast< void* >(&handler), - // XXX HACK libevent don't use const - const_cast< time* >(&to)); + internal::event_once(fd, static_cast< short >(ev), + &dispatcher::wrapper< F >, + reinterpret_cast< void* >(&handler), + // XXX HACK libevent don't use const + const_cast< time* >(&to)); } /** @@ -901,7 +911,7 @@ struct dispatcher void add_once(int fd, type ev, ccallback_type handler, void* arg, const time& to) { - internal::event_once(fd, ev, handler, arg, + internal::event_once(fd, static_cast< short >(ev), handler, arg, // XXX HACK libevent don't use const const_cast< time* >(&to)); } @@ -998,7 +1008,7 @@ struct dispatcher protected: internal::event_base* _event_base; template < typename F > - static void wrapper(int fd, type ev, void* h) + static void wrapper(int fd, short ev, void* h) { F& handler = *reinterpret_cast< F* >(h); handler(fd, *reinterpret_cast< type* >(&ev));