cri-o/vendor/github.com/containers/storage/pkg/system/mknod.go
umohnani8 cfc2393d58 Vendor in latest containers/storage
Fixes store.lock issue comming up when using store.Names

Signed-off-by: umohnani8 <umohnani@redhat.com>
2017-09-14 09:54:39 -04:00

22 lines
795 B
Go

// +build !windows
package system
import (
"golang.org/x/sys/unix"
)
// Mknod creates a filesystem node (file, device special file or named pipe) named path
// with attributes specified by mode and dev.
func Mknod(path string, mode uint32, dev int) error {
return unix.Mknod(path, mode, dev)
}
// Mkdev is used to build the value of linux devices (in /dev/) which specifies major
// and minor number of the newly created device special file.
// Linux device nodes are a bit weird due to backwards compat with 16 bit device nodes.
// They are, from low to high: the lower 8 bits of the minor, then 12 bits of the major,
// then the top 12 bits of the minor.
func Mkdev(major int64, minor int64) uint32 {
return uint32(((minor & 0xfff00) << 12) | ((major & 0xfff) << 8) | (minor & 0xff))
}