diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/libsdl-trunk/src/events/SDL_quit.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/libsdl-trunk/src/events/SDL_quit.c Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,92 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2006 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* General quit handling code for SDL */ + +#ifdef HAVE_SIGNAL_H +#include +#endif + +#include "SDL_events.h" +#include "SDL_events_c.h" + + +#ifdef HAVE_SIGNAL_H +static void SDL_HandleSIG(int sig) +{ + /* Reset the signal handler */ + signal(sig, SDL_HandleSIG); + + /* Signal a quit interrupt */ + SDL_PrivateQuit(); +} +#endif /* HAVE_SIGNAL_H */ + +/* Public functions */ +int SDL_QuitInit(void) +{ +#ifdef HAVE_SIGNAL_H + void (*ohandler)(int); + + /* Both SIGINT and SIGTERM are translated into quit interrupts */ + ohandler = signal(SIGINT, SDL_HandleSIG); + if ( ohandler != SIG_DFL ) + signal(SIGINT, ohandler); + ohandler = signal(SIGTERM, SDL_HandleSIG); + if ( ohandler != SIG_DFL ) + signal(SIGTERM, ohandler); +#endif /* HAVE_SIGNAL_H */ + + /* That's it! */ + return(0); +} +void SDL_QuitQuit(void) +{ +#ifdef HAVE_SIGNAL_H + void (*ohandler)(int); + + ohandler = signal(SIGINT, SIG_DFL); + if ( ohandler != SDL_HandleSIG ) + signal(SIGINT, ohandler); + ohandler = signal(SIGTERM, SIG_DFL); + if ( ohandler != SDL_HandleSIG ) + signal(SIGTERM, ohandler); +#endif /* HAVE_SIGNAL_H */ +} + +/* This function returns 1 if it's okay to close the application window */ +int SDL_PrivateQuit(void) +{ + int posted; + + posted = 0; + if ( SDL_ProcessEvents[SDL_QUIT] == SDL_ENABLE ) { + SDL_Event event; + event.type = SDL_QUIT; + if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) { + posted = 1; + SDL_PushEvent(&event); + } + } + return(posted); +}