From 3dbf741d9f91839fa876bdf91a8c04e08402ffcc Mon Sep 17 00:00:00 2001 From: Patrice Mandin Date: Sun, 30 Apr 2006 21:01:25 +0000 Subject: [PATCH] Declare volatile variables modified by interrupt routines --- src/audio/mint/SDL_mintaudio.h | 6 +++--- src/video/ataricommon/SDL_ikbdinterrupt_s.h | 16 ++++++++-------- src/video/ataricommon/SDL_xbiosinterrupt_s.h | 8 ++++---- 3 files changed, 15 insertions(+), 15 deletions(-) diff --git a/src/audio/mint/SDL_mintaudio.h b/src/audio/mint/SDL_mintaudio.h index 8f2193dab..970169c17 100644 --- a/src/audio/mint/SDL_mintaudio.h +++ b/src/audio/mint/SDL_mintaudio.h @@ -119,10 +119,10 @@ enum { extern SDL_AudioDevice *SDL_MintAudio_device; extern Uint8 *SDL_MintAudio_audiobuf[2]; /* Pointers to buffers */ extern unsigned long SDL_MintAudio_audiosize; /* Length of audio buffer=spec->size */ -extern unsigned short SDL_MintAudio_numbuf; /* Buffer to play */ -extern unsigned short SDL_MintAudio_mutex; +extern volatile unsigned short SDL_MintAudio_numbuf; /* Buffer to play */ +extern volatile unsigned short SDL_MintAudio_mutex; extern cookie_stfa_t *SDL_MintAudio_stfa; -extern unsigned long SDL_MintAudio_clocktics; +extern volatile unsigned long SDL_MintAudio_clocktics; /* MiNT thread variables */ extern SDL_bool SDL_MintAudio_mint_present; diff --git a/src/video/ataricommon/SDL_ikbdinterrupt_s.h b/src/video/ataricommon/SDL_ikbdinterrupt_s.h index e3e116042..78859c617 100644 --- a/src/video/ataricommon/SDL_ikbdinterrupt_s.h +++ b/src/video/ataricommon/SDL_ikbdinterrupt_s.h @@ -44,14 +44,14 @@ /* Variables */ -extern Uint8 SDL_AtariIkbd_keyboard[128]; /* Keyboard table */ -extern Uint16 SDL_AtariIkbd_mouseb; /* Mouse on port 0, buttons */ -extern Sint16 SDL_AtariIkbd_mousex; /* Mouse X relative motion */ -extern Sint16 SDL_AtariIkbd_mousey; /* Mouse Y relative motion */ -extern Uint16 SDL_AtariIkbd_joystick; /* Joystick on port 1 */ - -extern Uint16 SDL_AtariIkbd_enabled; /* For joystick driver to know - if this is usable */ +extern volatile Uint8 SDL_AtariIkbd_keyboard[128]; /* Keyboard table */ +extern volatile Uint16 SDL_AtariIkbd_mouseb; /* Mouse on port 0, buttons */ +extern volatile Sint16 SDL_AtariIkbd_mousex; /* Mouse X relative motion */ +extern volatile Sint16 SDL_AtariIkbd_mousey; /* Mouse Y relative motion */ +extern volatile Uint16 SDL_AtariIkbd_joystick; /* Joystick on port 1 */ + +/* For joystick driver to know if this is usable */ +extern Uint16 SDL_AtariIkbd_enabled; /* Functions */ diff --git a/src/video/ataricommon/SDL_xbiosinterrupt_s.h b/src/video/ataricommon/SDL_xbiosinterrupt_s.h index ad31b9411..cee4260b5 100644 --- a/src/video/ataricommon/SDL_xbiosinterrupt_s.h +++ b/src/video/ataricommon/SDL_xbiosinterrupt_s.h @@ -36,10 +36,10 @@ /* Variables */ -extern Uint16 SDL_AtariXbios_mouseb; /* buttons */ -extern Sint16 SDL_AtariXbios_mousex; /* X relative motion */ -extern Sint16 SDL_AtariXbios_mousey; /* Y relative motion */ -extern Uint16 SDL_AtariXbios_joystick; /* Joystick */ +extern volatile Uint16 SDL_AtariXbios_mouseb; /* buttons */ +extern volatile Sint16 SDL_AtariXbios_mousex; /* X relative motion */ +extern volatile Sint16 SDL_AtariXbios_mousey; /* Y relative motion */ +extern volatile Uint16 SDL_AtariXbios_joystick; /* Joystick */ /* Functions */