// forallFilenames iterates call() over all (relative) file paths
// from packages in db.
func forallFilenames(db *alpm.Db, call func(string) error) error {
return db.PkgCache().ForEach(func(pkg alpm.Package) error {
for _, file := range pkg.Files() {
er := call(file.Name)
if er != nil {
return er
}
}
return nil
})
}
