36 lines
847 B
C
36 lines
847 B
C
#include <sys/cdefs.h>
|
|
#include "namespace.h"
|
|
#include <lib.h>
|
|
|
|
#include <string.h>
|
|
#include <sys/time.h>
|
|
|
|
/*
|
|
* This is the implementation of the function to
|
|
* invoke the interval timer setting system call.
|
|
*/
|
|
int setitimer(int which, const struct itimerval *__restrict value,
|
|
struct itimerval *__restrict ovalue)
|
|
{
|
|
message m;
|
|
|
|
/* A null pointer for 'value' would make setitimer behave like getitimer,
|
|
* which is not according to the specification, so disallow null pointers.
|
|
*/
|
|
if (value == NULL) {
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
memset(&m, 0, sizeof(m));
|
|
m.m_lc_pm_itimer.which = which;
|
|
m.m_lc_pm_itimer.value = (vir_bytes)value;
|
|
m.m_lc_pm_itimer.ovalue = (vir_bytes)ovalue;
|
|
|
|
return _syscall(PM_PROC_NR, PM_ITIMER, &m);
|
|
}
|
|
|
|
#if defined(__minix) && defined(__weak_alias)
|
|
__weak_alias(setitimer, __setitimer50)
|
|
#endif
|