minix3/fs/pfs/utility.c

35 lines
1.0 KiB
C

#include "fs.h"
/*===========================================================================*
* no_sys *
*===========================================================================*/
int no_sys(message *pfs_m_in, message *pfs_m_out)
{
/* Somebody has used an illegal system call number */
printf("no_sys: invalid call 0x%x to pfs\n", pfs_m_in->m_type);
return(EINVAL);
}
/*===========================================================================*
* clock_time *
*===========================================================================*/
time_t clock_time()
{
/* This routine returns the time in seconds since 1.1.1970. MINIX is an
* astrophysically naive system that assumes the earth rotates at a constant
* rate and that such things as leap seconds do not exist.
*/
int r;
clock_t uptime; /* Uptime in ticks */
clock_t realtime;
time_t boottime;
if ((r = getuptime(&uptime, &realtime, &boottime)) != OK)
panic("clock_time: getuptme2 failed: %d", r);
return( (time_t) (boottime + (realtime/sys_hz())));
}