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