From 60af3ce213ec1e097fcf0662acfc0385388148f3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20M=C3=BCller?= <straightshoota@gmail.com>
Date: Wed, 21 Dec 2022 00:56:58 +0100
Subject: [PATCH] Use `sleep` in flock wait loop

---
 src/crystal/system/unix/file.cr  | 2 +-
 src/crystal/system/win32/file.cr | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/crystal/system/unix/file.cr b/src/crystal/system/unix/file.cr
index 36b54ea305a0..a976b4b08012 100644
--- a/src/crystal/system/unix/file.cr
+++ b/src/crystal/system/unix/file.cr
@@ -257,7 +257,7 @@ module Crystal::System::File
 
     if retry
       until flock(op)
-        ::Fiber.yield
+        sleep 0.1
       end
     else
       flock(op) || raise IO::Error.from_errno("Error applying file lock: file is already locked")
diff --git a/src/crystal/system/win32/file.cr b/src/crystal/system/win32/file.cr
index bda41cde8b69..3fb3998e3c48 100644
--- a/src/crystal/system/win32/file.cr
+++ b/src/crystal/system/win32/file.cr
@@ -276,7 +276,7 @@ module Crystal::System::File
     handle = windows_handle
     if retry
       until lock_file(handle, flags)
-        ::Fiber.yield
+        sleep 0.1
       end
     else
       lock_file(handle, flags) || raise IO::Error.from_winerror("Error applying file lock: file is already locked")