fix: potential memleak (#10955)

Signed-off-by: fufesou <linlong1266@gmail.com>

libs/clipboard/src/platform/unix/macos/pasteboard_context.rs

@@ -10,7 +10,7 @@ use crate::{
     send_data, ClipboardFile, CliprdrError, CliprdrServiceContext, ProgressPercent,
 };
 use hbb_common::{allow_err, bail, log, ResultType};
-use objc2::{msg_send_id, rc::Id, runtime::ProtocolObject, ClassType};
+use objc2::{msg_send_id, rc::autoreleasepool, rc::Id, runtime::ProtocolObject, ClassType};
 use objc2_app_kit::{NSPasteboard, NSPasteboardTypeFileURL};
 use objc2_foundation::{NSArray, NSString};
 use std::{
@@ -262,6 +262,21 @@ impl PasteboardContext {
                 });
             };
 
+            autoreleasepool(|_| self.set_clipboard_item(tx_handle, conn_id, file_descriptor_id))?;
+        } else {
+            return Err(CliprdrError::CommonError {
+                description: "pasteboard context is not inited".to_string(),
+            });
+        }
+        Ok(())
+    }
+
+    fn set_clipboard_item(
+        &self,
+        tx_handle: &ContextInfo,
+        conn_id: i32,
+        file_descriptor_id: i32,
+    ) -> Result<(), CliprdrError> {
         let tx = tx_handle.tx.clone();
         let provider = create_pasteboard_file_url_provider(
             PasteObserverInfo {
@@ -288,11 +303,6 @@ impl PasteboardContext {
                 });
             }
         }
-        } else {
-            return Err(CliprdrError::CommonError {
-                description: "pasteboard context is not inited".to_string(),
-            });
-        }
         Ok(())
     }
 
@@ -427,6 +437,7 @@ mod tests {
     fn test_temp_files_count() {
         let mut c = super::PasteboardContext::temp_files_count();
 
+        let mut created_files = vec![];
         for _ in 0..10 {
             let path = format!(
                 "/tmp/{}{}",
@@ -434,10 +445,16 @@ mod tests {
                 uuid::Uuid::new_v4().to_string()
             );
             if std::fs::File::create(&path).is_ok() {
+                created_files.push(path);
                 c += 1;
             }
         }
 
         assert_eq!(c, super::PasteboardContext::temp_files_count());
+
+        // Clean up the created files.
+        for file in created_files {
+            std::fs::remove_file(&file).ok();
+        }
     }
 }