func (x *cmdHWInfo) doHWInfo() error {
// use specific package
pkgname := x.Positional.PackageName
if pkgname != "" {
writePaths, err := snappy.ListHWAccess(pkgname)
if err != nil {
return err
}
outputHWAccessForPkgname(pkgname, writePaths)
return nil
}
// no package -> show additional access for all installed snaps
return outputHWAccessForAll()
}
func outputHWAccessForAll() error {
installed, err := snappy.ListInstalled()
if err != nil {
return err
}
for _, snap := range installed {
writePaths, err := snappy.ListHWAccess(snap.Name())
if err == nil && len(writePaths) > 0 {
outputHWAccessForPkgname(snap.Name(), writePaths)
}
}
return nil
}