Go to most recent revision | Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
||
| 3 | Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
||
| 4 | |||
| 5 | This library is free software; you can redistribute it and/or |
||
| 6 | modify it under the terms of the GNU Library General Public |
||
| 7 | License as published by the Free Software Foundation; either |
||
| 8 | version 2 of the License, or (at your option) any later version. |
||
| 9 | |||
| 10 | This library is distributed in the hope that it will be useful, |
||
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||
| 13 | Library General Public License for more details. |
||
| 14 | |||
| 15 | You should have received a copy of the GNU Library General Public |
||
| 16 | License along with this library; if not, write to the Free |
||
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
||
| 18 | |||
| 19 | Sam Lantinga |
||
| 20 | slouken@devolution.com |
||
| 21 | */ |
||
| 22 | |||
| 23 | /* General quit handling code for SDL */ |
||
| 24 | |||
| 25 | #include |
||
| 26 | #ifndef NO_SIGNAL_H |
||
| 27 | #include |
||
| 28 | #endif |
||
| 29 | |||
| 30 | #include "SDL_events.h" |
||
| 31 | #include "SDL_events_c.h" |
||
| 32 | |||
| 33 | |||
| 34 | #ifndef NO_SIGNAL_H |
||
| 35 | static void SDL_HandleSIG(int sig) |
||
| 36 | { |
||
| 37 | /* Reset the signal handler */ |
||
| 38 | signal(sig, SDL_HandleSIG); |
||
| 39 | |||
| 40 | /* Signal a quit interrupt */ |
||
| 41 | SDL_PrivateQuit(); |
||
| 42 | } |
||
| 43 | #endif /* NO_SIGNAL_H */ |
||
| 44 | |||
| 45 | /* Public functions */ |
||
| 46 | int SDL_QuitInit(void) |
||
| 47 | { |
||
| 48 | #ifndef NO_SIGNAL_H |
||
| 49 | void (*ohandler)(int); |
||
| 50 | |||
| 51 | /* Both SIGINT and SIGTERM are translated into quit interrupts */ |
||
| 52 | ohandler = signal(SIGINT, SDL_HandleSIG); |
||
| 53 | if ( ohandler != SIG_DFL ) |
||
| 54 | signal(SIGINT, ohandler); |
||
| 55 | ohandler = signal(SIGTERM, SDL_HandleSIG); |
||
| 56 | if ( ohandler != SIG_DFL ) |
||
| 57 | signal(SIGTERM, ohandler); |
||
| 58 | #endif /* NO_SIGNAL_H */ |
||
| 59 | |||
| 60 | /* That's it! */ |
||
| 61 | return(0); |
||
| 62 | } |
||
| 63 | |||
| 64 | /* This function returns 1 if it's okay to close the application window */ |
||
| 65 | int SDL_PrivateQuit(void) |
||
| 66 | { |
||
| 67 | int posted; |
||
| 68 | |||
| 69 | posted = 0; |
||
| 70 | if ( SDL_ProcessEvents[SDL_QUIT] == SDL_ENABLE ) { |
||
| 71 | SDL_Event event; |
||
| 72 | event.type = SDL_QUIT; |
||
| 73 | if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) { |
||
| 74 | posted = 1; |
||
| 75 | SDL_PushEvent(&event); |
||
| 76 | } |
||
| 77 | } |
||
| 78 | return(posted); |
||
| 79 | } |