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authorGravatar Frédéric Guillot <fred@miniflux.net>2017-11-19 21:10:04 -0800
committerGravatar Frédéric Guillot <fred@miniflux.net>2017-11-19 22:01:46 -0800
commit8ffb773f43c8dc54801ca1d111854e7e881c93c9 (patch)
tree38133a2fc612597a75fed1d13e5b4042f58a2b7e /vendor/golang.org/x/sys/unix/dev_darwin.go
First commit
Diffstat (limited to 'vendor/golang.org/x/sys/unix/dev_darwin.go')
-rw-r--r--vendor/golang.org/x/sys/unix/dev_darwin.go24
1 files changed, 24 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/dev_darwin.go b/vendor/golang.org/x/sys/unix/dev_darwin.go
new file mode 100644
index 0000000..8d1dc0f
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/dev_darwin.go
@@ -0,0 +1,24 @@
+// Copyright 2017 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.
+
+// Functions to access/create device major and minor numbers matching the
+// encoding used in Darwin's sys/types.h header.
+
+package unix
+
+// Major returns the major component of a Darwin device number.
+func Major(dev uint64) uint32 {
+ return uint32((dev >> 24) & 0xff)
+}
+
+// Minor returns the minor component of a Darwin device number.
+func Minor(dev uint64) uint32 {
+ return uint32(dev & 0xffffff)
+}
+
+// Mkdev returns a Darwin device number generated from the given major and minor
+// components.
+func Mkdev(major, minor uint32) uint64 {
+ return (uint64(major) << 24) | uint64(minor)
+}