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This commit is contained in:
Jorrit Herder 2005-05-02 14:38:21 +00:00
parent ac0995259d
commit 83a31f2cda
1 changed files with 45 additions and 5 deletions
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50
kernel/system/alarms.c → kernel/system/clock.c
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@ -1,5 +1,49 @@
/* The system call implemented in this file:
* m_type: CLK_SIGNALRM, CLK_SYNCALRM, CLK_FLAGALRM
* m_type: SYS_TIMES
*
* The parameters for this system call are:
* m4_l1: T_PROC_NR (get info for this process)
* m4_l1: T_USER_TIME (return values ...)
* m4_l2: T_SYSTEM_TIME
* m4_l3: T_CHILD_UTIME
* m4_l4: T_CHILD_STIME
* m4_l5: T_BOOT_TICKS
*/
#include "../kernel.h"
#include "../system.h"
#include <signal.h>
/*===========================================================================*
* do_times *
*===========================================================================*/
PUBLIC int do_times(m_ptr)
register message *m_ptr; /* pointer to request message */
{
/* Handle sys_times(). Retrieve the accounting information. */
register struct proc *rp;
int proc_nr;
/* Insert the times needed by the SYS_TIMES system call in the message. */
proc_nr = (m_ptr->T_PROC_NR == SELF) ? m_ptr->m_source : m_ptr->T_PROC_NR;
if (isokprocn(proc_nr)) {
rp = proc_addr(m_ptr->T_PROC_NR);
lock(); /* halt the volatile time counters in rp */
m_ptr->T_USER_TIME = rp->user_time;
m_ptr->T_SYSTEM_TIME = rp->sys_time;
unlock();
m_ptr->T_CHILD_UTIME = rp->child_utime;
m_ptr->T_CHILD_STIME = rp->child_stime;
}
m_ptr->T_BOOT_TICKS = get_uptime();
return(OK);
}
/* The system call implemented in this file:
* m_type: SYS_SIGNALRM, SYS_SYNCALRM, SYS_FLAGALRM
*
* The parameters for this system call are:
* m2_i1: ALRM_PROC_NR (set alarm for this process)
@ -13,10 +57,6 @@
* May 02, 2004 added new timeout flag alarm (Jorrit N. Herder)
*/
#include "../kernel.h"
#include "../system.h"
#include <signal.h>
FORWARD _PROTOTYPE( void cause_syncalrm, (timer_t *tp) );
FORWARD _PROTOTYPE( void cause_flagalrm, (timer_t *tp) );
FORWARD _PROTOTYPE( void cause_signalrm, (timer_t *tp) );