func()

in sigar_openbsd.go [208:230]

• 15 lines of code
• 5 McCabe index (conditional complexity)

func (self *Uptime) Get() error {
	tv := syscall.Timeval{}
	mib := [2]int32{C.CTL_KERN, C.KERN_BOOTTIME}

	n := uintptr(0)
	// First we determine how much memory we'll need to pass later on (via `n`)
	_, _, errno := syscall.Syscall6(syscall.SYS___SYSCTL, uintptr(unsafe.Pointer(&mib[0])), 2, 0, uintptr(unsafe.Pointer(&n)), 0, 0)

	if errno != 0 || n == 0 {
		return nil
	}

	// Now perform the actual sysctl(3) call, storing the result in tv
	_, _, errno = syscall.Syscall6(syscall.SYS___SYSCTL, uintptr(unsafe.Pointer(&mib[0])), 2, uintptr(unsafe.Pointer(&tv)), uintptr(unsafe.Pointer(&n)), 0, 0)

	if errno != 0 || n == 0 {
		return nil
	}

	self.Length = time.Since(time.Unix(int64(tv.Sec), int64(tv.Usec)*1000)).Seconds()

	return nil
}