implement cfunc in patch building
implement cfunc in patch building

cmshobe/landlab,ManuSchmi88/landlab,cmshobe/landlab,csherwood-usgs/landlab,amandersillinois/landlab,RondaStrauch/landlab,Carralex/landlab,landlab/landlab,amandersillinois/landlab,cmshobe/landlab,csherwood-usgs/landlab,ManuSchmi88/landlab,laijingtao/landlab,landlab/landlab,ManuSchmi88/landlab,Carralex/landlab,laijingtao/landlab,Carralex/landlab,landlab/landlab,RondaStrauch/landlab,RondaStrauch/landlab