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57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
// +build linux,amd64
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package devmapper
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import (
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"os"
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"os/exec"
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"syscall"
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)
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type (
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sysStatT syscall.Stat_t
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sysErrno syscall.Errno
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osFile struct{ *os.File }
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)
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var (
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sysMount = syscall.Mount
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sysUnmount = syscall.Unmount
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sysCloseOnExec = syscall.CloseOnExec
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sysSyscall = syscall.Syscall
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osOpenFile = func(name string, flag int, perm os.FileMode) (*osFile, error) {
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f, err := os.OpenFile(name, flag, perm)
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return &osFile{File: f}, err
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}
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osOpen = func(name string) (*osFile, error) { f, err := os.Open(name); return &osFile{File: f}, err }
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osNewFile = os.NewFile
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osCreate = os.Create
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osStat = os.Stat
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osIsNotExist = os.IsNotExist
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osIsExist = os.IsExist
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osMkdirAll = os.MkdirAll
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osRemoveAll = os.RemoveAll
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osRename = os.Rename
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osReadlink = os.Readlink
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execRun = func(name string, args ...string) error { return exec.Command(name, args...).Run() }
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)
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const (
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sysMsMgcVal = syscall.MS_MGC_VAL
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sysMsRdOnly = syscall.MS_RDONLY
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sysEInval = syscall.EINVAL
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sysSysIoctl = syscall.SYS_IOCTL
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sysEBusy = syscall.EBUSY
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osORdOnly = os.O_RDONLY
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osORdWr = os.O_RDWR
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osOCreate = os.O_CREATE
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osModeDevice = os.ModeDevice
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)
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func toSysStatT(i interface{}) *sysStatT {
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return (*sysStatT)(i.(*syscall.Stat_t))
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}
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