On Wed, Oct 18, 2017 at 10:54 PM, Bakul Shah <ba...@bitblocks.com> wrote:
>
> os.Readdirnames() just returns dir enry names[1], while
> os.Readdir() lstats all the dir entries.
>
> Pretty much every OS's (C lang) readdir() returns a direntry's
> type without having to stat the underlying file. More often
> than not this is all one wants -- not everyone wants to walk a
> directory tree -- and even there filepath.Walk() lstats all
> the files unnecessarily.
(As far as I know Solaris does not yet provide the direntry's type.)
> I have directories with thousands of files and a very smal
> number of subdirs so the lstat overhead is considerable.
>
> Is there a package that does ReadDirents() returning a pair
> ([]string, []byte) or []struct {type byte; name string}?
I'm not aware of one. It would need to be somewhat system-specific as
different systems lay out the directory entries differently. It
should be possible to write such a package building on ReadDirent and
ParseDirent in golang.org/x/sys/unix.
Ian
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