1package sysfs
 2
 3import (
 4	"io/fs"
 5	"path"
 6
 7	experimentalsys "github.com/tetratelabs/wazero/experimental/sys"
 8	"github.com/tetratelabs/wazero/sys"
 9)
10
11// inoFromFileInfo uses stat to get the inode information of the file.
12func inoFromFileInfo(dirPath string, info fs.FileInfo) (ino sys.Inode, errno experimentalsys.Errno) {
13	if v, ok := info.Sys().(*sys.Stat_t); ok {
14		return v.Ino, 0
15	}
16	if dirPath == "" {
17		// This is a FS.File backed implementation which doesn't have access to
18		// the original file path.
19		return
20	}
21	// Ino is no not in Win32FileAttributeData
22	inoPath := path.Clean(path.Join(dirPath, info.Name()))
23	var st sys.Stat_t
24	if st, errno = lstat(inoPath); errno == 0 {
25		ino = st.Ino
26	}
27	return
28}