workgroups/vendor/github.com/cavaliercoder/go-cpio/fileinfo.go
Marvin Preuss 1d4ae27878
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ci: drone yaml with reusable anchors
2021-09-24 17:34:17 +02:00

76 lines
1.5 KiB
Go

package cpio
import (
"os"
"path"
"time"
)
// headerFileInfo implements os.FileInfo.
type headerFileInfo struct {
h *Header
}
// Name returns the base name of the file.
func (fi headerFileInfo) Name() string {
if fi.IsDir() {
return path.Base(path.Clean(fi.h.Name))
}
return path.Base(fi.h.Name)
}
func (fi headerFileInfo) Size() int64 { return fi.h.Size }
func (fi headerFileInfo) IsDir() bool { return fi.Mode().IsDir() }
func (fi headerFileInfo) ModTime() time.Time { return fi.h.ModTime }
func (fi headerFileInfo) Sys() interface{} { return fi.h }
func (fi headerFileInfo) Mode() (mode os.FileMode) {
// Set file permission bits.
mode = os.FileMode(fi.h.Mode).Perm()
// Set setuid, setgid and sticky bits.
if fi.h.Mode&ModeSetuid != 0 {
// setuid
mode |= os.ModeSetuid
}
if fi.h.Mode&ModeSetgid != 0 {
// setgid
mode |= os.ModeSetgid
}
if fi.h.Mode&ModeSticky != 0 {
// sticky
mode |= os.ModeSticky
}
// Set file mode bits.
// clear perm, setuid, setgid and sticky bits.
m := os.FileMode(fi.h.Mode) & 0170000
if m == ModeDir {
// directory
mode |= os.ModeDir
}
if m == ModeNamedPipe {
// named pipe (FIFO)
mode |= os.ModeNamedPipe
}
if m == ModeSymlink {
// symbolic link
mode |= os.ModeSymlink
}
if m == ModeDevice {
// device file
mode |= os.ModeDevice
}
if m == ModeCharDevice {
// Unix character device
mode |= os.ModeDevice
mode |= os.ModeCharDevice
}
if m == ModeSocket {
// Unix domain socket
mode |= os.ModeSocket
}
return mode
}