# Copyright (C) 2007 Platform Computing Inc
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
# 	
# This program 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 program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
#
# 
# $Id$
# 

TOPDIR = $(PWD)/../..
include $(TOPDIR)/../../rhn/params.inc.mak

NAME = $(shell basename $(PWD))
TMP_DIR = prebuilt-tmp
PREBUILT_DIR = prebuilt-rpms
PREBUILT_ATLAS_TARBALL = atlas-prebuilt.tar.bz2

RPM_BIN=$(NAME)-$(VERSION)-$(RELEASE).$(ARCH).rpm
RPM_DEVEL=$(NAME)-devel-$(VERSION)-$(RELEASE).$(ARCH).rpm

all: atlas_using_prebuilt

# Build atlas RPM package using binaries pre-built for different
# CPU architectures
atlas_using_prebuilt: clean
	mkdir -p $(TMP_DIR)
	cp $(PREBUILT_DIR)/*.rpm $(TMP_DIR)
	@(cd $(TMP_DIR); \
	  for rpm in `ls *.rpm`; do \
	     rpm2cpio $$rpm | cpio -ivd; \
	     rm -f $$rpm; \
	  done; \
	  tar cjf ../$(PREBUILT_ATLAS_TARBALL) *; \
	)
	@make \
	   RPMBUILD_TARBALL="rpmbuild --define \"_topdir $(TOPDIR)\" \
	                      --define \"_use_prebuilt_binary 1\" -tb" rpm
	@make atlas_src

# Build atlas RPM package for current build host's CPU architecture
atlas_bin: clean
	@make RPMBUILD_TARBALL="rpmbuild \
                           --define \"_topdir $(TOPDIR)\" \
                           -tb" rpm
	@make atlas_src
	@find $(TOPDIR)/RPMS -name $(RPM_BIN) -exec mv {} $(PREBUILT_DIR) \;
	@find $(TOPDIR)/RPMS -name $(RPM_DEVEL) -exec mv {} $(PREBUILT_DIR) \;
	@_arch=$(shell /bin/arch); \
	_vendor_str=$(shell cat /proc/cpuinfo | grep -i vendor_id | head -1 | awk '{print $$3}'); \
	_cpu_platform="$${_vendor_str}_$${_arch}"; \
	_new_rpm_bin="$(NAME)-$${_cpu_platform}-$(VERSION)-$(RELEASE).$(ARCH).rpm"; \
	_new_rpm_devel="$(NAME)-devel-$${_cpu_platform}-$(VERSION)-$(RELEASE).$(ARCH).rpm"; \
	mv $(PREBUILT_DIR)/$(RPM_BIN) $(PREBUILT_DIR)/$${_new_rpm_bin}; \
	mv $(PREBUILT_DIR)/$(RPM_DEVEL) $(PREBUILT_DIR)/$${_new_rpm_devel}; \
	echo "Successfully built ATLAS RPM for CPU platform: $${_cpu_platform}"; \
	echo "Bin RPM: $(PREBUILT_DIR)/$${_new_rpm_bin}"; \
	echo "Devel RPM: $(PREBUILT_DIR)/$${_new_rpm_devel}"

atlas_src: pre_clean srpm

preprpm: 
	cp make.inc.* *.bz2 *.tgz *.spec *.patch $(RPMSRCROOT)

pre_clean:
	-rm -fr $(TMP_DIR) $(PREBUILT_ATLAS_TARBALL)

clean: pre_clean
	-find $(TOPDIR)/RPMS -name "$(NAME)*.rpm" -exec rm -f {} \;
	-find $(TOPDIR)/SRPMS -name "$(NAME)*.rpm" -exec rm -f {} \;