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23 lines
496 B
Go
23 lines
496 B
Go
//go:build darwin || freebsd || openbsd || dragonfly || netbsd
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// +build darwin freebsd openbsd dragonfly netbsd
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package memory
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import (
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"syscall"
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"unsafe"
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)
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// This has been adapted from github.com/pbnjay/memory.
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func sysctlUint64(name string) (uint64, error) {
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s, err := syscall.Sysctl(name)
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if err != nil {
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return 0, err
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}
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// hack because the string conversion above drops a \0
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b := []byte(s)
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if len(b) < 8 {
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b = append(b, 0)
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}
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return *(*uint64)(unsafe.Pointer(&b[0])), nil
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}
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