src/PEAR/Registry.php
function addPackage($package, $info)
    {
        if (is_object($info)) {
            return $this->addPackage2($info);
        }
        if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
            return $e;
        }
        $ret = $this->_addPackage($package, $info);
        $this->_unlock();
        if ($ret) {
            if (!class_exists('PEAR_PackageFile_v1')) {
                require_once 'PEAR/PackageFile/v1.php';
            }
            $pf = new PEAR_PackageFile_v1;
            $pf->setConfig($this->_config);
            $pf->fromArray($info);
            $this->_dependencyDB->uninstallPackage($pf);
            $this->_dependencyDB->installPackage($pf);
        }
        return $ret;
    }
function addPackage($package, $info)
    {
        if (is_object($info)) {
            return $this->addPackage2($info);
        }
        if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
            return $e;
        }
        $ret = $this->_addPackage($package, $info);
        $this->_unlock();
        if ($ret) {
            if (!class_exists('PEAR_PackageFile_v1')) {
                require_once 'PEAR/PackageFile/v1.php';
            }
            $pf = new PEAR_PackageFile_v1;
            $pf->setConfig($this->_config);
            $pf->fromArray($info);
            $this->_dependencyDB->uninstallPackage($pf);
            $this->_dependencyDB->installPackage($pf);
        }
        return $ret;
    }
Add an installed package to the registry
@param string|PEAR_PackageFile_v1|PEAR_PackageFile_v2 package name or object
that will be passed to {@link addPackage2()}
@param array package info (parsed by PEAR_Common::infoFrom*() methods)
@return bool success of saving