make.check-atlas

# check for ATLAS + LAPACK directories and give user hint how to set them
ifeq ($(LAPACKDIR),)
$(error Set $$LAPACKDIR, preferably in your environment, e.g., run "export LAPACKDIR=/opt/lapack" in ~/.bashrc, or "setenv LAPACKDIR /opt/lapack" in ~/.cshrc)
endif

ifeq ($(ATLASDIR),)
$(error Set $$ATLASDIR, preferably in your environment, e.g., run "export ATLASDIR=/opt/atlas" in ~/.bashrc, or "setenv ATLASDIR /opt/atlas" in ~/.cshrc)
endif

ifeq ($(wildcard $(LAPACKDIR)),)
$(error $$LAPACKDIR=$(LAPACKDIR) does not exist. Please set $$LAPACKDIR to where LAPACK is installed.)
endif

ifeq ($(wildcard $(ATLASDIR)),)
$(error $$ATLASDIR=$(ATLASDIR) does not exist. Please set $$ATLASDIR to where ATLAS is installed.)
endif