def normalize_qtplugin_name()

in scripts/buildsystems/osx/applocal.py [0:0]

• 21 lines of code
• 2 McCabe index (conditional complexity)

def normalize_qtplugin_name(filename):
    """
    input: a path to a qt plugin, as returned by otool, that can have this form :
            - an absolute path /../plugins/PLUGINTYPE/PLUGINNAME.dylib
            - @executable_path/../plugins/PLUGINTYPE/PLUGINNAME.dylib
    output:
        a tuple (qtlib, abspath, rpath) where:
            - qtname is the name of the plugin (libqcocoa.dylib, etc.)
            - abspath is the absolute path of the qt lib inside the app bundle of exepath
            - relpath is the correct rpath to a qt lib inside the app bundle
    """

    GlobalConfig.logger.debug('normalize_plugin_name({0})'.format(filename))

    qtplugin_name_rgx = re.compile(QTPLUGIN_NAME_REGEX)
    rgxret = qtplugin_name_rgx.match(filename)
    if not rgxret:
        msg = 'couldn\'t normalize a non-qt plugin filename: {0}'.format(filename)
        GlobalConfig.logger.critical(msg)
        raise Exception(msg)

    # qtplugin normalization settings
    qtplugintype = rgxret.groups()[0]
    qtpluginname = rgxret.groups()[1]

    templ = Template(QTPLUGIN_NORMALIZED)

    # from qtlib, forge 2 path :
    #  - absolute path of qt lib in bundle,
    abspath = os.path.normpath(templ.safe_substitute(
        prefix=os.path.dirname(GlobalConfig.exepath) + '/..',
        plugintype=qtplugintype,
        pluginname=qtpluginname))

    #  - and rpath containing @executable_path, relative to exepath
    rpath = templ.safe_substitute(
        prefix='@executable_path/..',
        plugintype=qtplugintype,
        pluginname=qtpluginname)

    GlobalConfig.logger.debug('\treturns({0})'.format((qtpluginname, abspath, rpath)))
    return qtpluginname, abspath, rpath