[github/fretlink/terraform-provider-statuscake.git] / vendor / github.com / fsouza / go-dockerclient / external / github.com / docker / docker / pkg / system / mknod.go

// +build !windows

package system

import (
	"syscall"
)

// 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 syscall.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))
}
Commit	Line	Data
9b12e4fe JC	1	// +build !windows
	2
	3	package system
	4
	5	import (
	6	"syscall"
	7	)
	8
	9	// Mknod creates a filesystem node (file, device special file or named pipe) named path
	10	// with attributes specified by mode and dev.
	11	func Mknod(path string, mode uint32, dev int) error {
	12	return syscall.Mknod(path, mode, dev)
	13	}
	14
	15	// Mkdev is used to build the value of linux devices (in /dev/) which specifies major
	16	// and minor number of the newly created device special file.
	17	// Linux device nodes are a bit weird due to backwards compat with 16 bit device nodes.
	18	// They are, from low to high: the lower 8 bits of the minor, then 12 bits of the major,
	19	// then the top 12 bits of the minor.
	20	func Mkdev(major int64, minor int64) uint32 {
	21	return uint32(((minor & 0xfff00) << 12) \| ((major & 0xfff) << 8) \| (minor & 0xff))
	22	}