kaguya
28 lines
457 B
C++
28 lines
457 B
C++
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#include <errno.h>
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#include <bits/ensure.h>
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#include <stdlib.h>
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#include <mlibc/bsd-sysdeps.hpp>
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int getloadavg(double *samples, int nsample) {
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auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_getloadavg, -1);
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if (nsample < 0) {
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errno = EINVAL;
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return -1;
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}
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if (nsample > 3) {
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nsample = 3;
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}
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double s[3];
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if (int e = sysdep(s); e) {
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errno = e;
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return -1;
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}
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for (int i = 0; i < nsample; i++) {
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samples[i] = s[i];
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}
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return nsample;
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}
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