#!/usr/bin/make -f

# debian/rules for libhdf5,
# (c) 2001 Brian Russo, under GPL. 
# (c) 2003 Josselin Mouette
# (c) 2007-2009 Francesco P. Lovergine.

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

package = libhdf5
pkgversion ?= $(shell dpkg-parsechangelog | awk '/^Version:/ {print $$2}')
version ?= $(shell echo $(pkgversion) | sed 's/\([0-9\.]\)-.*$$/\1/')
major_version = $(shell echo $(version) | cut -d. -f1,2)
serpack = $(package)-serial-$(version)
lampack = $(package)-lam-$(version)
openmpipack = $(package)-openmpi-$(version)
mpichpack = $(package)-mpich-$(version)
virtpack = $(package)-$(version)

DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_BUILD_ARCH      ?= $(shell dpkg-architecture -qDEB_BUILD_ARCH)

DEFAULT_MPI=$(shell readlink /etc/alternatives/mpi | sed s/usr//g | sed s/include//g | sed s/lib//g | sed s/\\///g)

patch: patch-stamp
patch-stamp:
	QUILT_PATCHES=debian/patches quilt push --color=auto -a || [ $$? = 2 ]
	touch patch-stamp

unpatch:
	QUILT_PATCHES=debian/patches quilt pop -a || true
	rm -rf .pc patch-stamp

# To be used if binary packages were buildable on any arch
#ARCH_FLAG=-a
#ARCHS=any
ARCH_FLAG=-s
ARCHS=alpha amd64 i386 ia64 powerpc sparc kfreebsd-i386 kfreebsd-amd64

ifeq ($(DEB_BUILD_ARCH),arm)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),armel)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),hppa)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),mips)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),mipsel)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),s390)
build_openmpi = no
else ifeq ($(DEB_BUILD_ARCH),sh4)
build_openmpi = no
else
build_openmpi = yes
endif

ifeq ($(build_openmpi),yes)
configure_stamp_openmpi = configure-stamp-openmpi
build_stamp_openmpi = build-stamp-openmpi
install_openmpi = install-openmpi
else
configure_stamp_openmpi =
build_stamp_openmpi = 
install_openmpi =
endif

ifeq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
       USE_PROD = yes
else
       USE_PROD = no
endif

### let's keep it commented out in case a compiler error happens again
# ifeq (hppa-linux,$(DEB_BUILD_GNU_TYPE))
#   DEBCC=gcc-3.2
#   DEBCXX=g++-3.2
# else
    DEBCC=gcc
    DEBCXX=g++
    DEBFORTRAN=gfortran
# With gcc 4.3+ force optimization off, else some tests fail...
    DEBOPT=-O0
# endif
###

export MPICH_CC=$(DEBCC)
export MPICH_CLINKER=$(DEBCC)
export MPICH_CCC=$(DEBCXX)
export MPICH_CCLINKER=$(DEBCXX)
export LAMMPICC=$(DEBCC)
export LAMMPICXX=$(DEBCXX)

CONFIGURE_FLAGS = --prefix=/usr --host=$(DEB_HOST_GNU_TYPE) \
		  --build=$(DEB_BUILD_GNU_TYPE) \
		  --mandir=\$${prefix}/share/man \
		  --with-pthread --enable-linux-lfs \
		  --enable-shared --enable-production=$(USE_PROD) \
		  --disable-sharedlib-rpath --with-zlib --with-default-api-version=v16
SERIAL_ONLY_FLAGS = --enable-cxx --enable-fortran --enable-threadsafe 

configure: patch configure-stamp-debian configure-stamp-serial configure-stamp-lam \
	   $(configure_stamp_openmpi) configure-stamp-mpich

configure-stamp-debian: patch debian/control.in
	cd debian && for i in *_devlib; do j=`basename $$i _devlib`; \
		ln -sf $$i $(package)-serial-dev.$$j ; \
		ln -sf $$i $(package)-lam-dev.$$j ; \
		ln -sf $$i $(package)-openmpi-dev.$$j ; \
		ln -sf $$i $(package)-mpich-dev.$$j ; \
		done
	cd debian && for i in *_shlib; do j=`basename $$i _shlib`; \
		ln -sf $$i $(serpack).$$j ; \
		ln -sf $$i $(lampack).$$j ; \
		ln -sf $$i $(openmpipack).$$j ; \
		ln -sf $$i $(mpichpack).$$j ; \
		done
	sed -e "s/@VERSION@/$(version)/g" debian/shlibs.in > debian/$(serpack).shlibs
	touch $@

configure-stamp-serial: configure-stamp-debian
	dh_testdir
	-mkdir debian/build-serial
# configure serial version
	cd debian/build-serial && CC=$(DEBCC) CXX=$(DEBCXX) F9X=$(DEBFORTRAN) CFLAGS="$(DEBOPT)" CXXFLAGS="$(DEBOPT)" FFLAGS="$(DEBOPT)" \
		../../configure $(CONFIGURE_FLAGS) $(SERIAL_ONLY_FLAGS) 
	touch $@

configure-stamp-lam: configure-stamp-debian
	dh_testdir
	-mkdir debian/build-lam
# configure version with lam
	cd debian/build-lam && CPPFLAGS=-I/usr/include/lam CFLAGS="$(DEBOPT)" CXXFLAGS="$(DEBOPT)" FFLAGS="$(DEBOPT)" \
		CC=mpicc.lam RUNPARALLEL=/usr/bin/mpirun.lam \
		../../configure $(CONFIGURE_FLAGS) \
		--enable-parallel=yes
	touch $@

configure-stamp-openmpi: configure-stamp-debian
	dh_testdir
	-mkdir debian/build-openmpi
# configure version with openmpi
	cd debian/build-openmpi && CPPFLAGS=-I/usr/lib/openmpi/include CFLAGS="$(DEBOPT)" CXXFLAGS="$(DEBOPT)" FFLAGS="$(DEBOPT)" \
		CC=mpicc.openmpi F9X=mpif90.openmpi RUNPARALLEL=/usr/bin/mpirun.openmpi \
		OMPI_MCA_disable_memory_allocator=1 ../../configure $(CONFIGURE_FLAGS) --enable-fortran \
		--enable-parallel=yes
	touch $@

configure-stamp-mpich: configure-stamp-debian
	dh_testdir
	-mkdir debian/build-mpich
# configure version with mpich
	cd debian/build-mpich && FCFLAGS=-I/usr/lib/mpich/include/ CFLAGS="$(DEBOPT)" CXXFLAGS="$(DEBOPT)" FFLAGS="$(DEBOPT)" \
		LDFLAGS=-L/usr/lib/mpich/lib/ CC=mpicc.mpich \
		CXX=mpiCC.mpich F9X=mpif90.mpich RUNPARALLEL=/usr/bin/mpirun.mpich \
		../../configure $(CONFIGURE_FLAGS) --enable-fortran \
		--enable-parallel=yes
	touch $@

prep: 
	dh_prep

build: build-stamp-serial build-stamp-lam $(build_stamp_openmpi) build-stamp-mpich

build-stamp-serial: configure-stamp-serial
	dh_testdir
	$(MAKE) -C debian/build-serial/
	touch $@

build-stamp-lam: configure-stamp-lam 
	dh_testdir
	$(MAKE) -C debian/build-lam/
	touch $@

build-stamp-openmpi: configure-stamp-openmpi 
	dh_testdir
	$(MAKE)  -C debian/build-openmpi/ OMPI_MCA_disable_memory_allocator=1
	touch $@

build-stamp-mpich: configure-stamp-mpich 
	dh_testdir
	$(MAKE) -C debian/build-mpich/
	touch $@

#
# Be sure to not have a previous version installed before running
# the test suite
#
test: build-stamp-serial
	$(MAKE) -C debian/build-serial/ test

clean: unpatch
	test -f debian/control.in
	dh_testroot
	-rm -rf html
	-rm -rf debian/build-serial
	-rm -rf debian/build-lam
	-rm -rf debian/build-openmpi
	-rm -rf debian/build-mpich
	-find debian -type l | xargs rm -f
	grep -v ^\% debian/control.in | sed -e "s/@VERSION@/$(version)/g" -e "s/@ARCHS@/$(ARCHS)/" -e "s/@MAJOR_VERSION@/$(major_version)/" > debian/control
	dh_clean configure-stamp* build-stamp* install-stamp* debian/*.shlibs

install: build prep install-serial install-lam $(install_openmpi) install-mpich install-doc

install-serial: build-stamp-serial 
	dh_testdir
	dh_testroot
	-mkdir debian/build-serial/tmpinst
	$(MAKE) -C debian/build-serial/ install prefix=$(CURDIR)/debian/build-serial/tmpinst/usr
	dh_install -p$(serpack) -p$(package)-serial-dev -phdf5-tools \
		--sourcedir=debian/build-serial/tmpinst

install-lam: build-stamp-lam
	dh_testdir
	dh_testroot
	-mkdir debian/build-lam/tmpinst
	$(MAKE) -C debian/build-lam/ install prefix=$(CURDIR)/debian/build-lam/tmpinst/usr
	dh_install -p$(lampack) -p$(package)-lam-dev \
		--sourcedir=debian/build-lam/tmpinst

install-openmpi: build-stamp-openmpi
	dh_testdir
	dh_testroot
	-mkdir debian/build-openmpi/tmpinst
	$(MAKE) -C debian/build-openmpi/ install prefix=$(CURDIR)/debian/build-openmpi/tmpinst/usr
	dh_install -p$(openmpipack) -p$(package)-openmpi-dev \
		--sourcedir=debian/build-openmpi/tmpinst

install-mpich: build-stamp-mpich
	dh_testdir
	dh_testroot
	-mkdir debian/build-mpich/tmpinst
	$(MAKE) -C debian/build-mpich/ install prefix=$(CURDIR)/debian/build-mpich/tmpinst/usr
	dh_install -p$(mpichpack) -p$(package)-mpich-dev \
		--sourcedir=debian/build-mpich/tmpinst

install-doc:
	dh_testdir
	dh_testroot
	# extract documentation
	uudecode -o - < debian/html.tgz.uu | tar xzf -
	dh_install -p$(package)-doc -X Dependencies -X Makefile.in -X CppUserNotes.doc

binary-indep: install-doc
	dh_testdir
	dh_testroot
	dh_installdocs -i
	dh_installchangelogs -i -k release_docs/RELEASE.txt
	dh_compress -i
	dh_fixperms -i
	dh_installdeb -i
	dh_gencontrol -i
	dh_md5sums -i
	dh_builddeb -i

binary-arch: prep install-serial install-lam $(install_openmpi) install-mpich
	dh_testdir
	dh_testroot 
	echo "hdf5-mpi-dev=libhdf5-$(DEFAULT_MPI)-dev" > debian/libhdf5-mpi-dev.substvars
	dh_installdocs $(ARCH_FLAG)
	dh_installman $(ARCH_FLAG)
	dh_installchangelogs -a -k release_docs/RELEASE.txt
	dh_link $(ARCH_FLAG)
	dh_strip $(ARCH_FLAG)
	dh_compress $(ARCH_FLAG)
	dh_fixperms $(ARCH_FLAG)
	dh_makeshlibs -p$(lampack) -V $(lampack)
ifeq ($(build_openmpi),yes)
	dh_makeshlibs -p$(openmpipack) -V $(openmpipack)
endif
	dh_makeshlibs -p$(mpichpack) -V $(mpichpack)
	dh_makeshlibs -p$(serpack) -V "$(serpack) | $(virtpack)"
	dh_installdeb $(ARCH_FLAG)
	dh_shlibdeps -p$(serpack) -L$(serpack) -ldebian/$(serpack)/usr/lib:debian/build-serial/test/.libs
	dh_shlibdeps -phdf5-tools -L$(serpack) -ldebian/$(serpack)/usr/lib:debian/build-serial/test/.libs 
	dh_shlibdeps -p$(lampack) -L$(lampack) -ldebian/$(lampack)/usr/lib
ifeq ($(build_openmpi),yes)
	dh_shlibdeps -p$(openmpipack) -L$(openmpipack) -ldebian/$(openmpipack)/usr/lib
endif
	dh_shlibdeps -p$(mpichpack) -L$(mpichpack) -ldebian/$(mpichpack)/usr/lib
	dh_gencontrol $(ARCH_FLAG)
	dh_md5sums $(ARCH_FLAG)
	dh_builddeb $(ARCH_FLAG)

binary: binary-indep binary-arch

.PHONY: build clean binary-indep binary-arch binary install configure \
		install-serial install-doc install-lam install-openmpi install-mpich prep