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authoruzhas <uzhas@ydb.tech>2023-11-16 16:04:50 +0300
committeruzhas <uzhas@ydb.tech>2023-11-16 17:46:46 +0300
commit46f0c0079bb50609d2eeb6586642bcf114fc5239 (patch)
tree84e4e4978d57fe5de321ba69bf9d0c290de60a66 /vendor/golang.org/x/sys/unix/dev_zos.go
parent73045e389397816cc2bdd6cd7818b4bce427b265 (diff)
downloadydb-46f0c0079bb50609d2eeb6586642bcf114fc5239.tar.gz
enable ya make for go projects
Diffstat (limited to 'vendor/golang.org/x/sys/unix/dev_zos.go')
-rw-r--r--vendor/golang.org/x/sys/unix/dev_zos.go29
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/dev_zos.go b/vendor/golang.org/x/sys/unix/dev_zos.go
new file mode 100644
index 0000000000..a388e59a0e
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/dev_zos.go
@@ -0,0 +1,29 @@
+// Copyright 2020 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.
+
+//go:build zos && s390x
+// +build zos,s390x
+
+// Functions to access/create device major and minor numbers matching the
+// encoding used by z/OS.
+//
+// The information below is extracted and adapted from <sys/stat.h> macros.
+
+package unix
+
+// Major returns the major component of a z/OS device number.
+func Major(dev uint64) uint32 {
+ return uint32((dev >> 16) & 0x0000FFFF)
+}
+
+// Minor returns the minor component of a z/OS device number.
+func Minor(dev uint64) uint32 {
+ return uint32(dev & 0x0000FFFF)
+}
+
+// Mkdev returns a z/OS device number generated from the given major and minor
+// components.
+func Mkdev(major, minor uint32) uint64 {
+ return (uint64(major) << 16) | uint64(minor)
+}