Files
wazero/internal/sysfs/open_file_notwindows.go
2023-07-19 16:01:44 +08:00

22 lines
625 B
Go

//go:build !windows
package sysfs
import (
"io/fs"
"os"
"github.com/tetratelabs/wazero/experimental/sys"
"github.com/tetratelabs/wazero/internal/fsapi"
)
// openFile is like os.OpenFile except it accepts a fsapi.Oflag and returns
// sys.Errno. A zero sys.Errno is success.
func openFile(path string, oflag fsapi.Oflag, perm fs.FileMode) (*os.File, sys.Errno) {
f, err := os.OpenFile(path, toOsOpenFlag(oflag), perm)
// Note: This does not return a fsapi.File because fsapi.FS that returns
// one may want to hide the real OS path. For example, this is needed for
// pre-opens.
return f, sys.UnwrapOSError(err)
}