1package sysfs
 2
 3import (
 4	"io"
 5
 6	"github.com/tetratelabs/wazero/experimental/sys"
 7)
 8
 9func adjustReaddirErr(f sys.File, isClosed bool, err error) sys.Errno {
10	if err == io.EOF {
11		return 0 // e.g. Readdir on darwin returns io.EOF, but linux doesn't.
12	} else if errno := sys.UnwrapOSError(err); errno != 0 {
13		errno = dirError(f, isClosed, errno)
14		// Comply with errors allowed on sys.File Readdir
15		switch errno {
16		case sys.EINVAL: // os.File Readdir can return this
17			return sys.EBADF
18		case sys.ENOTDIR: // dirError can return this
19			return sys.EBADF
20		}
21		return errno
22	}
23	return 0
24}