func installFile(sources []string, dst string, opt *install.InstallOption) {
for _, src := range sources {
if err := install.InstallFile(src, dst, opt); err != nil {
fmt.Printf("error %s to %s: %s", src, dst, err)
os.Exit(-1)
}
}
}
func (r *Rule) install(fi *FileInfo, dryrun bool) (bool, error) {
changed := false
opt := install.InstallOption{
Owner: fi.Owner,
Group: fi.Group,
Mode: &fi.Mode,
}
if fi.IsDir {
differ, err := HasDirDiff(fi.Path, fi.Owner, fi.Group, fi.Mode)
if err != nil {
return changed, fmt.Errorf("error at dir diff: %s", err)
}
if differ {
fmt.Println(fi.String())
changed = true
}
if !dryrun && differ {
if err := install.InstallDir(fi.Path, &opt); err != nil {
return changed, fmt.Errorf("error at directory installation: %s", err)
}
}
} else {
differ, err := HasFileDiff(fi.SrcPath, fi.Path)
if err != nil {
if !os.IsNotExist(err) {
return changed, fmt.Errorf("error at file diff: %s", err)
}
differ = true
}
if differ {
fmt.Println(fi.String())
changed = true
}
if !dryrun && differ {
if err := install.InstallFile(fi.SrcPath, fi.Path, &opt); err != nil {
return changed, fmt.Errorf("error at file installation: %s", err)
}
}
}
return changed, nil
}