From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- src/internal/poll/fd_fsync_darwin.go | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 src/internal/poll/fd_fsync_darwin.go (limited to 'src/internal/poll/fd_fsync_darwin.go') diff --git a/src/internal/poll/fd_fsync_darwin.go b/src/internal/poll/fd_fsync_darwin.go new file mode 100644 index 0000000..48e7596 --- /dev/null +++ b/src/internal/poll/fd_fsync_darwin.go @@ -0,0 +1,21 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package poll + +import "syscall" + +// Fsync invokes SYS_FCNTL with SYS_FULLFSYNC because +// on OS X, SYS_FSYNC doesn't fully flush contents to disk. +// See Issue #26650 as well as the man page for fsync on OS X. +func (fd *FD) Fsync() error { + if err := fd.incref(); err != nil { + return err + } + defer fd.decref() + return ignoringEINTR(func() error { + _, err := fcntl(fd.Sysfd, syscall.F_FULLFSYNC, 0) + return err + }) +} -- cgit v1.2.3