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56 lines
1.1 KiB
56 lines
1.1 KiB
//go:build freebsd || openbsd || darwin
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// +build freebsd openbsd darwin
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package mountinfo
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import "golang.org/x/sys/unix"
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// parseMountTable returns information about mounted filesystems
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func parseMountTable(filter FilterFunc) ([]*Info, error) {
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count, err := unix.Getfsstat(nil, unix.MNT_WAIT)
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if err != nil {
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return nil, err
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}
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entries := make([]unix.Statfs_t, count)
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_, err = unix.Getfsstat(entries, unix.MNT_WAIT)
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if err != nil {
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return nil, err
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}
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var out []*Info
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for _, entry := range entries {
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var skip, stop bool
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mountinfo := getMountinfo(&entry)
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if filter != nil {
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// filter out entries we're not interested in
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skip, stop = filter(mountinfo)
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if skip {
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continue
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}
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}
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out = append(out, mountinfo)
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if stop {
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break
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}
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}
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return out, nil
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}
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func mounted(path string) (bool, error) {
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path, err := normalizePath(path)
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if err != nil {
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return false, err
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}
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// Fast path: compare st.st_dev fields.
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// This should always work for FreeBSD and OpenBSD.
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mounted, err := mountedByStat(path)
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if err == nil {
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return mounted, nil
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}
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// Fallback to parsing mountinfo
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return mountedByMountinfo(path)
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}
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