diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/SDL_fatal.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/SDL_fatal.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/distrib/sdl-1.2.12/src/SDL_fatal.c b/distrib/sdl-1.2.12/src/SDL_fatal.c deleted file mode 100644 index 784836b..0000000 --- a/distrib/sdl-1.2.12/src/SDL_fatal.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - 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 fatal signal handling code for SDL */ - -#ifdef HAVE_SIGNAL_H - -#include <signal.h> - -#include "SDL.h" -#include "SDL_fatal.h" - -/* This installs some signal handlers for the more common fatal signals, - so that if the programmer is lazy, the app doesn't die so horribly if - the program crashes. -*/ - -static void SDL_Parachute(int sig) -{ - signal(sig, SIG_DFL); - SDL_Quit(); - raise(sig); -} - -static int SDL_fatal_signals[] = { - SIGSEGV, -#ifdef SIGBUS - SIGBUS, -#endif -#ifdef SIGFPE - SIGFPE, -#endif -#ifdef SIGQUIT - SIGQUIT, -#endif - 0 -}; - -void SDL_InstallParachute(void) -{ - /* Set a handler for any fatal signal not already handled */ - int i; -#ifdef HAVE_SIGACTION - struct sigaction action; - - for ( i=0; SDL_fatal_signals[i]; ++i ) { - sigaction(SDL_fatal_signals[i], NULL, &action); - if ( action.sa_handler == SIG_DFL ) { - action.sa_handler = SDL_Parachute; - sigaction(SDL_fatal_signals[i], &action, NULL); - } - } -#ifdef SIGALRM - /* Set SIGALRM to be ignored -- necessary on Solaris */ - sigaction(SIGALRM, NULL, &action); - if ( action.sa_handler == SIG_DFL ) { - action.sa_handler = SIG_IGN; - sigaction(SIGALRM, &action, NULL); - } -#endif -#else - void (*ohandler)(int); - - for ( i=0; SDL_fatal_signals[i]; ++i ) { - ohandler = signal(SDL_fatal_signals[i], SDL_Parachute); - if ( ohandler != SIG_DFL ) { - signal(SDL_fatal_signals[i], ohandler); - } - } -#endif /* HAVE_SIGACTION */ - return; -} - -void SDL_UninstallParachute(void) -{ - /* Remove a handler for any fatal signal handled */ - int i; -#ifdef HAVE_SIGACTION - struct sigaction action; - - for ( i=0; SDL_fatal_signals[i]; ++i ) { - sigaction(SDL_fatal_signals[i], NULL, &action); - if ( action.sa_handler == SDL_Parachute ) { - action.sa_handler = SIG_DFL; - sigaction(SDL_fatal_signals[i], &action, NULL); - } - } -#else - void (*ohandler)(int); - - for ( i=0; SDL_fatal_signals[i]; ++i ) { - ohandler = signal(SDL_fatal_signals[i], SIG_DFL); - if ( ohandler != SDL_Parachute ) { - signal(SDL_fatal_signals[i], ohandler); - } - } -#endif /* HAVE_SIGACTION */ -} - -#else - -/* No signals on this platform, nothing to do.. */ - -void SDL_InstallParachute(void) -{ - return; -} - -void SDL_UninstallParachute(void) -{ - return; -} - -#endif /* HAVE_SIGNAL_H */ |