rollback commit

chenyukang · chenyukang · commit 1930f41da7e8 · 2025-10-09T11:33:58.000+08:00
diff --git a/library/std/src/sys/fs/unsupported.rs b/library/std/src/sys/fs/unsupported.rs
@@ -309,7 +309,7 @@ pub fn rename(_old: &Path, _new: &Path) -> io::Result<()> {
 }
 
 pub fn set_perm(_p: &Path, perm: FilePermissions) -> io::Result<()> {
-    unsupported()
+    match perm.0 {}
 }
 
 pub fn set_times(_p: &Path, times: FileTimes) -> io::Result<()> {

Original file line number	Diff line number	Diff line change
`@@ -309,7 +309,7 @@ pub fn rename(_old: &Path, _new: &Path) -> io::Result<()> {`
`309`	`309`	`}`
`310`	`310`
`311`	`311`	`pub fn set_perm(_p: &Path, perm: FilePermissions) -> io::Result<()> {`
`312`		`- unsupported()`
	`312`	`+ match perm.0 {}`
`313`	`313`	`}`
`314`	`314`
`315`	`315`	`pub fn set_times(_p: &Path, times: FileTimes) -> io::Result<()> {`