Fall back to Copyfile when Clonefile detects a cross-device request

jandubois · jandubois · commit 7df79f562b57 · 2023-05-19T17:10:24.000-07:00
Signed-off-by: Jan Dubois &lt;jan.dubois@suse.com&gt;
diff --git a/fs/copy_darwin.go b/fs/copy_darwin.go
@@ -25,7 +25,7 @@ import (
 
 func copyFile(target, source string) error {
 	if err := unix.Clonefile(source, target, unix.CLONE_NOFOLLOW); err != nil {
-		if !errors.Is(err, unix.ENOTSUP) {
+		if !errors.Is(err, unix.ENOTSUP) && !errors.Is(err, unix.EXDEV) {
 			return fmt.Errorf("clonefile failed: %w", err)
 		}
 

Original file line number	Diff line number	Diff line change
`@@ -25,7 +25,7 @@ import (`
`25`	`25`
`26`	`26`	`func copyFile(target, source string) error {`
`27`	`27`	`if err := unix.Clonefile(source, target, unix.CLONE_NOFOLLOW); err != nil {`
`28`		`- if !errors.Is(err, unix.ENOTSUP) {`
	`28`	`+ if !errors.Is(err, unix.ENOTSUP) && !errors.Is(err, unix.EXDEV) {`
`29`	`29`	`return fmt.Errorf("clonefile failed: %w", err)`
`30`	`30`	`}`
`31`	`31`