The next version of ogr will support reading file geodatabases. More info here: http://trac.osgeo.org/gdal/ticket/3332
Edit: In the meantime it is present in gdal/ogr: http://web.archive.org/web/20150705003125/http://www.gdal.org/drv_filegdb.htmlhttp://gdal.org/drv_filegdb.html