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crud_generator/vendor/github.com/otiai10/copy/permission_control.go

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2023-11-15 12:58:31 +02:00
package copy
import (
"os"
)
const (
// tmpPermissionForDirectory makes the destination directory writable,
// so that stuff can be copied recursively even if any original directory is NOT writable.
// See https://github.com/otiai10/copy/pull/9 for more information.
tmpPermissionForDirectory = os.FileMode(0755)
)
type PermissionControlFunc func(srcinfo fileInfo, dest string) (chmodfunc func(*error), err error)
var (
AddPermission = func(perm os.FileMode) PermissionControlFunc {
return func(srcinfo fileInfo, dest string) (func(*error), error) {
orig := srcinfo.Mode()
if srcinfo.IsDir() {
if err := os.MkdirAll(dest, tmpPermissionForDirectory); err != nil {
return func(*error) {}, err
}
}
return func(err *error) {
chmod(dest, orig|perm, err)
}, nil
}
}
PerservePermission PermissionControlFunc = AddPermission(0)
DoNothing PermissionControlFunc = func(srcinfo fileInfo, dest string) (func(*error), error) {
if srcinfo.IsDir() {
if err := os.MkdirAll(dest, srcinfo.Mode()); err != nil {
return func(*error) {}, err
}
}
return func(*error) {}, nil
}
)
// chmod ANYHOW changes file mode,
// with asiging error raised during Chmod,
// BUT respecting the error already reported.
func chmod(dir string, mode os.FileMode, reported *error) {
if err := os.Chmod(dir, mode); *reported == nil {
*reported = err
}
}