# Rules to build ATLAS shared libraries for single threads on GNU/Linux
#
# ------------------------------------------------------------------------
#                      !!!!! IMPORTANT NOTES !!!!!
#
# This Makefile will be run during the initial `./project configure'
# script. It is not included into the reproduction pipe after that.
#
# ------------------------------------------------------------------------
#
# Copyright (C) 2019-2020 Mohammad Akhlaghi <mohammad@akhlaghi.org>
#
# This Makefile is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This Makefile is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this Makefile.  If not, see <http://www.gnu.org/licenses/>.

ORIGLDFLAGS := $(LDFLAGS)

include Make.inc

all: libatlas.so libf77blas.so libcblas.so libblas.so liblapack.so.3.6.1

libatlas.so: libatlas.a
	ld $(ORIGLDFLAGS) $(LDFLAGS) -shared -soname $@ -o $@ \
	   --whole-archive libatlas.a --no-whole-archive -lc $(LIBS)

libf77blas.so : libf77blas.a libatlas.so
	ld $(ORIGLDFLAGS) $(LDFLAGS) -shared -soname libblas.so.3 \
	   -o $@ --whole-archive libf77blas.a --no-whole-archive \
	   $(F77SYSLIB) -L. -latlas

libcblas.so : libcblas.a libatlas.so libblas.so
	ld $(ORIGLDFLAGS) $(LDFLAGS) -shared -soname $@ -o $@ \
	    --whole-archive libcblas.a -L. -latlas -lblas

libblas.so: libf77blas.so
	ln -s $< $@

liblapack.so.3.6.1 : liblapack.a libcblas.so libblas.so
	ld $(ORIGLDFLAGS) $(LDFLAGS) -shared -soname liblapack.so.3 \
	   -o $@ --whole-archive liblapack.a --no-whole-archive \
	   $(F77SYSLIB) -L. -lcblas -lblas

liblapack.so.3: liblapack.so.3.6.1
	ln -s $< $@