syncthing/lib/ur/memsize_darwin.go

// Copyright (C) 2014 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.

package ur

import "golang.org/x/sys/unix"

func memorySize() int64 {
	mem, err := unix.SysctlUint64("hw.memsize")
	if err != nil {
		return 0
	}
	return int64(mem)
}