#! /usr/bin/make -rf
# Debian build script for asis - Copyright (c) 2003-2009 Ludovic Brenta

# This build script is free software; you can redistribute it and/or
# modify it under terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2, or (at your
# option) any later version. This build script 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
# distributed with this build script; see file
# /usr/share/common-licenses/GPL. If not, write to the Free Software
# Foundation, 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

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

# This has to be exported to make some magic below work.
export DH_OPTIONS

aliversion := 2010
soversion := 2010

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
ARCH = $(shell dpkg-architecture -qDEB_HOST_ARCH_CPU)
OS = $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)

N_ASIS_UL_TOOLS := asistant gnatcheck gnatelim gnatstub
ASIS_UL_TOOLS := gnatmetric gnatpp gnatsync
TOOLS := $(N_ASIS_UL_TOOLS) $(ASIS_UL_TOOLS)
LIBASIS := libasis.so.$(soversion)
CPUS := $(shell getconf _NPROCESSORS_ONLN)
mtnbase := base_debian.db
mtnversion := af45f0024c1a910bdd57055a7b2a1834380c9aa8
branch := com.adacore.asis.debian
orig_dir := asis_$(aliversion).orig
orig_tgz := asis_$(aliversion).orig.tar.gz

DOC_FORMATS := html info pdf txt

include /usr/share/quilt/quilt.make

clean: unpatch
	dh_testdir
	-rm -f *-stamp
	-rm -rf obj-shared obj-static $(addprefix obj-,$(TOOLS)) $(TOOLS)
	-rm -f $(addprefix documentation/,*.aux *.cp *.cps *.dvi *.fn *.ky *.log *.pg *.toc *.tp *.vr)
	-rm -f $(addprefix documentation/*.,$(DOC_FORMATS))
	-rm -f $(addprefix documentation/,gnatcheck_rm.texi gnatcheck_rules.texi)
	-rm -f debian/*.lintian-overrides # we generate them below
	dh_clean

get-orig-source:
	if [ ! -e ../$(mtnbase) ]; then \
		mtn -d../$(mtnbase) db init; \
	fi; \
	mtn -d../$(mtnbase) -k "" pull www.ada-france.org '$(branch)'; \
	cd .. && \
	mtn -d$(mtnbase) co -r$(mtnversion) -b$(branch) $(orig_dir) && \
	rm -rf $(orig_dir)/_MTN $(orig_dir)/.*ignore&& \
	tar czf $(orig_tgz) $(orig_dir) && \
	rm -r $(orig_dir)

build-arch: patch obj-static/libasis.a obj-shared/libasis.so $(TOOLS)
build-indep: patch build-doc

obj-static/libasis.a: obj=$(dir $@)
obj-static/libasis.a: library_kind=static
obj-static/libasis.a: asis/*
obj-shared/libasis.so: obj=$(dir $@)
obj-shared/libasis.so: library_kind=dynamic
obj-shared/libasis.so: asis/*

obj-static/libasis.a obj-shared/libasis.so:
	: # Build the $(library_kind) library
	gnatmake -p -j$(CPUS) -Pdebian/install_asis \
	   -Xobject_dir=../$(obj) -XLibrary_Kind=$(library_kind) -Xsoversion=$(soversion)
	chmod a-w $(obj)/*.ali

obj-tools:
	-mkdir $@

$(N_ASIS_UL_TOOLS)::
	: # Build the tools, link dynamically against libasis.so
	gnatmake -p -j$(CPUS) -Pdebian/tools.gpr -Xobject_dir=../obj-shared \
	   -XLibrary_Kind=$(library_kind) -Xsoversion=$(soversion) \
	   -XExternally_Built=true -XTarget=$@ $@-driver

$(ASIS_UL_TOOLS)::
	: # Build the tools, link dynamically against libasis.so
	gnatmake -p -j$(CPUS) -Pdebian/tools.gpr -Xobject_dir=../obj-shared \
	   -XLibrary_Kind=$(library_kind) -Xsoversion=$(soversion) \
	   -XExternally_Built=true -XTarget=$@ asis_ul-several_files_driver

$(TOOLS)::
	: # Emit lintian overrides for each tool; Ada is intrinsically hardened.
	echo "asis-programs: hardening-no-relro             usr/bin/$@" >> debian/asis-programs.lintian-overrides
	echo "asis-programs: hardening-no-fortify-functions usr/bin/$@" >> debian/asis-programs.lintian-overrides

binary: checks binary-arch binary-indep

binary-arch: patch libasis$(soversion) libasis$(aliversion)-dev asis-programs
	dh_compress -a
	dh_fixperms -a
	dh_lintian -a
	dh_installdeb -a
	dh_gencontrol -a
	dh_md5sums -a
	dh_builddeb -a

checks: patch
	dh_testdir
	dh_testroot
	dh_prep

libasis$(aliversion)-dev: obj-static/libasis.a
	-find debian -name '*.vms' -exec rm -f {} \;
	dh_installdocs -p$@
	dh_installchangelogs -p$@
	dh_link -p$@ usr/lib/$(DEB_HOST_MULTIARCH)/$(LIBASIS) usr/lib/$(DEB_HOST_MULTIARCH)/libasis.so
	dh_install -p$@ asis/*.ad[bs] usr/share/ada/adainclude/asis
	dh_install -p$@ obj-shared/*.ali usr/lib/ada/adalib/asis
	dh_install -p$@ obj-static/libasis.a usr/lib/$(DEB_HOST_MULTIARCH)
	dh_install -p$@ debian/asis.gpr usr/share/ada/adainclude

libasis$(soversion): obj-shared/libasis.so
	dh_installdocs -p$@
	dh_installchangelogs -p$@
	dh_install -p$@ obj-shared/$(LIBASIS) usr/lib/$(DEB_HOST_MULTIARCH)
	dh_makeshlibs -p$@
	dh_shlibdeps -p$@
	: # Emit lintian overrides for each tool; Ada is intrinsically hardened.
	echo "$@: hardening-no-relro             usr/lib/*/$(LIBASIS)" >> debian/$@.lintian-overrides
	echo "$@: hardening-no-fortify-functions usr/lib/*/$(LIBASIS)" >> debian/$@.lintian-overrides
	dh_strip -p$@ --dbg-package=$@-dbg
	dh_installdocs -p$@-dbg
	dh_installchangelogs -p$@-dbg

asis-programs: $(TOOLS)
	dh_installdirs -p$@ usr/share/doc/$@
	dh_installdocs -p$@ README
	dh_installchangelogs -p$@
	dh_install -p$@ $(TOOLS) usr/bin
	dh_strip -p$@
	dh_shlibdeps -p$@ \
		-L libasis$(soversion) \
		-l debian/libasis$(soversion)/usr/lib/$(DEB_HOST_MULTIARCH) \
		usr/bin/*
	cp tutorial/using_asistant/README \
		debian/$@/usr/share/doc/$@/README.asistant
	cp tutorial/using_templates/style_checker/README \
		debian/$@/usr/share/doc/$@/README.gnatcheck
	cp tools/gnatmetric/README \
		debian/$@/usr/share/doc/$@/README.gnatmetric
	cp tools/gnatpp/README \
		debian/$@/usr/share/doc/$@/README.gnatpp
	cp tools/gnatsync/README \
		debian/$@/usr/share/doc/$@/README.gnatsync
	dh_installman -p$@ $(foreach t,$(TOOLS),debian/$(t).1)

binary-indep: patch asis-doc
	dh_installchangelogs -i
	dh_fixperms -i
	dh_compress -i -X.pdf
	dh_installdeb -i
	dh_gencontrol -i
	dh_md5sums -i
	dh_builddeb -i

build-doc:
	$(MAKE) -C documentation

extensions := html txt pdf
asis-doc: build-doc
	dh_installdocs -p$@ README tutorial *.txt asis-2005-transition.txt features-asis*
	dh_installexamples -p$@ templates
	dh_installdocs -p$@ $(foreach e,$(extensions),documentation/*.$(e))
	dh_installinfo -p$@ documentation/*.info

.PHONY: build clean binary-indep binary-arch binary install checks
.PHONY: libasis$(soversion) libasis$(aliversion)-dev asis-programs