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Use services thread instead of timer signals.

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This commit is contained in:
Ulrich Weigand 1999-04-11 15:04:00 +00:00 committed by Alexandre Julliard
parent f6461fe290
commit 06bcab8a50
1 changed files with 16 additions and 46 deletions
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62
misc/system.c
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@ -4,19 +4,9 @@
* Copyright 1996 Alexandre Julliard
*/
#include <stdlib.h>
#include <signal.h>
#include <time.h>
#include <sys/time.h>
#include <sys/timeb.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "selectors.h"
#include "sig_context.h"
#include "miscemu.h"
#include "services.h"
#include "debug.h"
typedef struct
@ -31,16 +21,15 @@ typedef struct
static SYSTEM_TIMER SYS_Timers[NB_SYS_TIMERS];
static int SYS_NbTimers = 0;
static BOOL SYS_TimersDisabled = FALSE;
static HANDLE SYS_Service = INVALID_HANDLE_VALUE;
/***********************************************************************
* SYSTEM_TimerTick
*/
static HANDLER_DEF(SYSTEM_TimerTick)
static void CALLBACK SYSTEM_TimerTick( ULONG_PTR arg )
{
int i;
HANDLER_INIT();
for (i = 0; i < NB_SYS_TIMERS; i++)
{
@ -60,23 +49,8 @@ static HANDLER_DEF(SYSTEM_TimerTick)
*/
static void SYSTEM_StartTicks(void)
{
static BOOL handler_installed = FALSE;
if (!handler_installed)
{
handler_installed = TRUE;
SIGNAL_SetHandler( SIGALRM, SYSTEM_TimerTick, 1 );
}
#ifndef __EMX__ /* FIXME: Time don't work... Use BIOS directly instead */
{
struct itimerval vt_timer;
vt_timer.it_interval.tv_sec = 0;
vt_timer.it_interval.tv_usec = 54929;
vt_timer.it_value = vt_timer.it_interval;
setitimer( ITIMER_REAL, &vt_timer, NULL );
}
#endif
if ( SYS_Service == INVALID_HANDLE_VALUE )
SYS_Service = SERVICE_AddTimer( SYS_TIMER_RATE, SYSTEM_TimerTick, 0L );
}
@ -87,14 +61,11 @@ static void SYSTEM_StartTicks(void)
*/
static void SYSTEM_StopTicks(void)
{
#ifndef __EMX__ /* FIXME: Time don't work... Use BIOS directly instead */
struct itimerval vt_timer;
vt_timer.it_interval.tv_sec = 0;
vt_timer.it_interval.tv_usec = 0;
vt_timer.it_value = vt_timer.it_interval;
setitimer( ITIMER_REAL, &vt_timer, NULL );
#endif
if ( SYS_Service != INVALID_HANDLE_VALUE )
{
SERVICE_Delete( SYS_Service );
SYS_Service = INVALID_HANDLE_VALUE;
}
}
@ -140,8 +111,7 @@ WORD WINAPI CreateSystemTimer( WORD rate, SYSTEMTIMERPROC callback )
SYS_Timers[i].rate = SYS_TIMER_RATE;
SYS_Timers[i].ticks = SYS_Timers[i].rate;
SYS_Timers[i].callback = callback;
if ((++SYS_NbTimers == 1) && !SYS_TimersDisabled)
SYSTEM_StartTicks();
if (++SYS_NbTimers == 1) SYSTEM_StartTicks();
return i + 1; /* 0 means error */
}
return 0;
@ -157,7 +127,7 @@ WORD WINAPI SYSTEM_KillSystemTimer( WORD timer )
{
if (!timer || (timer > NB_SYS_TIMERS)) return timer; /* Error */
SYS_Timers[timer-1].callback = NULL;
if ((!--SYS_NbTimers) && !SYS_TimersDisabled) SYSTEM_StopTicks();
if (!--SYS_NbTimers) SYSTEM_StopTicks();
return 0;
}
@ -167,8 +137,8 @@ WORD WINAPI SYSTEM_KillSystemTimer( WORD timer )
*/
void WINAPI EnableSystemTimers16(void)
{
SYS_TimersDisabled = FALSE;
if (SYS_NbTimers) SYSTEM_StartTicks();
if ( SYS_Service != INVALID_HANDLE_VALUE )
SERVICE_Enable( SYS_Service );
}
@ -177,6 +147,6 @@ void WINAPI EnableSystemTimers16(void)
*/
void WINAPI DisableSystemTimers16(void)
{
SYS_TimersDisabled = TRUE;
if (SYS_NbTimers) SYSTEM_StopTicks();
if ( SYS_Service != INVALID_HANDLE_VALUE )
SERVICE_Disable( SYS_Service );
}