Method Installed

configs/port.go:176–233

()

}

func (p Port) Installed() (bool, error) {
	// Packages like autoconf, m4, automake, libtool cannot be build in windows.
	if !p.IsHostSupported() {
		return true, nil
	}

	// No trace file means not installed.
	if !fileio.PathExists(p.traceFile) {
		return false, nil
	}

	// nobuild is already regard as installed.
	if p.MatchedConfig.BuildSystem == "nobuild" {
		return true, nil
	}

	// Check if meta file exists.
	if !fileio.PathExists(p.metaFile) {
		return false, nil
	}

	// Check if meta data matches.
	metaBytes, err := os.ReadFile(p.metaFile)
	if err != nil {
		return false, err
	}
	newMeta, err := p.buildMeta()
	if err != nil {
		// Repo not exist is not error.
		if errors.Is(err, errors.ErrRepoNotExit) {
			return false, nil
		}
		return false, err
	}

	// Remove installed package if build config changed.
	localMeta := string(metaBytes)
	if localMeta != newMeta {
		options := RemoveOptions{
			Purge:      true,
			Recursive:  false,
			BuildCache: false,
		}
		if err := p.Remove(options); err != nil {
			return false, fmt.Errorf("failed to remove installed package -> %w", err)
		}
		return false, nil
	}

	// Verify that all dependencies are also installed.
	// If a dependency was removed the parent's trace/meta still exist but the artifact is gone.
	depsInstalled, err := p.checkDepsInstalled()
	if err != nil {
		return false, fmt.Errorf("failed to check depts installed for %s -> %w", p.NameVersion(), err)
	}

	return depsInstalled, nil
}