Initial commit

Proof-of-concept implementation. Bugs will occur.

vendor/github.com/hanwen/go-fuse/v2/internal/utimens/utimens_darwin.go

@@ -0,0 +1,40 @@
+// Copyright 2018 the Go-FUSE 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 utimens
+
+import (
+	"syscall"
+	"time"
+
+	"github.com/hanwen/go-fuse/v2/fuse"
+)
+
+// timeToTimeval converts time.Time to syscall.Timeval
+func timeToTimeval(t *time.Time) syscall.Timeval {
+	// Note: This does not use syscall.NsecToTimespec because
+	// that does not work properly for times before 1970,
+	// see https://github.com/golang/go/issues/12777
+	var tv syscall.Timeval
+	tv.Usec = int32(t.Nanosecond() / 1000)
+	tv.Sec = t.Unix()
+	return tv
+}
+
+// Fill converts a and m to a syscall.Timeval slice that can be passed
+// to syscall.Utimes. Missing values (if any) are taken from attr
+func Fill(a *time.Time, m *time.Time, attr *fuse.Attr) []syscall.Timeval {
+	if a == nil {
+		a2 := time.Unix(int64(attr.Atime), int64(attr.Atimensec))
+		a = &a2
+	}
+	if m == nil {
+		m2 := time.Unix(int64(attr.Mtime), int64(attr.Mtimensec))
+		m = &m2
+	}
+	tv := make([]syscall.Timeval, 2)
+	tv[0] = timeToTimeval(a)
+	tv[1] = timeToTimeval(m)
+	return tv
+}

vendor/github.com/hanwen/go-fuse/v2/internal/utimens/utimens_linux.go

@@ -0,0 +1,7 @@
+// Copyright 2018 the Go-FUSE 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 utimens
+
+// placeholder file so this package exists on all platforms.