From 93d83a84dbe1f6ecf93b596f88bc85ba378fa986 Mon Sep 17 00:00:00 2001
From: Tilman Roeder <dyed.green.info@gmail.com>
Date: Tue, 24 Aug 2021 14:21:31 +0100
Subject: feat(unstable): Add file locking APIs (#11746)

This commit adds following unstable APIs:
- Deno.flock()
- Deno.flockSync()
- Deno.funlock()
- Deno.funlockSync()
---
 runtime/js/30_fs.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'runtime/js/30_fs.js')

diff --git a/runtime/js/30_fs.js b/runtime/js/30_fs.js
index e45cda321..feb9f8f54 100644
--- a/runtime/js/30_fs.js
+++ b/runtime/js/30_fs.js
@@ -385,6 +385,22 @@
     await core.opAsync("op_fsync_async", rid);
   }
 
+  function flockSync(rid, exclusive) {
+    core.opSync("op_flock_sync", rid, exclusive === true);
+  }
+
+  async function flock(rid, exclusive) {
+    await core.opAsync("op_flock_async", rid, exclusive === true);
+  }
+
+  function funlockSync(rid) {
+    core.opSync("op_funlock_sync", rid);
+  }
+
+  async function funlock(rid) {
+    await core.opAsync("op_funlock_async", rid);
+  }
+
   window.__bootstrap.fs = {
     cwd,
     chdir,
@@ -433,5 +449,9 @@
     fdatasyncSync,
     fsync,
     fsyncSync,
+    flock,
+    flockSync,
+    funlock,
+    funlockSync,
   };
 })(this);
-- 
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