Mercurial > sdl-ios-xcode
diff src/video/ataricommon/SDL_xbiosevents.c @ 820:0b9b4bf3c1e7
Important crash fix: system vectors for mouse/joystick were not restored
| author | Patrice Mandin <patmandin@gmail.com> |
|---|---|
| date | Sat, 14 Feb 2004 10:12:27 +0000 |
| parents | b8d311d90021 |
| children | a8068adf156b |
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--- a/src/video/ataricommon/SDL_xbiosevents.c Sat Feb 14 06:04:41 2004 +0000 +++ b/src/video/ataricommon/SDL_xbiosevents.c Sat Feb 14 10:12:27 2004 +0000 @@ -31,8 +31,10 @@ * Patrice Mandin */ +#include <stdio.h> #include <stdlib.h> #include <string.h> + #include <mint/osbind.h> #include "SDL_events_c.h" @@ -43,10 +45,13 @@ int SDL_AtariXbios_enabled=0; -static _KBDVECS *kbdvecs; /* Pointer to access vectors */ -static _KBDVECS sys_kbdvecs; /* Backup of system vectors */ +/* Local variables */ + +static _KBDVECS *kbdvecs; /* Pointer to access system vectors */ static Uint16 atari_prevmouseb; /* buttons */ +/* Functions */ + void SDL_AtariXbios_InstallVectors(int vectors_mask) { void *oldpile; @@ -64,10 +69,7 @@ /* Go to supervisor mode */ oldpile=(void *)Super(0); - /* Backup system vectors */ - memcpy(&sys_kbdvecs, kbdvecs, sizeof(_KBDVECS)); - - /* Install our vector */ + /* Install our vectors */ SDL_AtariXbios_Install( kbdvecs, (vectors_mask & ATARI_XBIOS_MOUSEEVENTS) ? SDL_AtariXbios_MouseVector : NULL, @@ -84,11 +86,14 @@ { void *oldpile; + /* Read IKBD vectors base */ + kbdvecs=Kbdvbase(); + /* Go to supervisor mode */ oldpile=(void *)Super(NULL); /* Reinstall system vector */ - SDL_AtariXbios_Install(kbdvecs,sys_kbdvecs.mousevec,sys_kbdvecs.joyvec); + SDL_AtariXbios_Restore(kbdvecs); /* Back to user mode */ Super(oldpile);