#!/usr/bin/make -f

DIR:=$(shell pwd)

arch=$(shell dpkg --print-architecture)
mcidir=debian/tmp-main/DEBIAN

build:
	$(checkdir)
	./configure --prefix=/usr
	$(MAKE)
	touch build

clean:
	$(checkdir)
	-rm -f build
	-$(MAKE) -i distclean || $(MAKE) -f Makefile.in -i distclean
	-rm -rf debian/tmp* *~ *.orig ./#*# tmp.* debian/files*
	-rm -f config.cache config.status config.h install config.log
	find -name '*~' -print0 | xargs -r0 rm --

binary:		binary-arch binary-indep

binary-trees:	checkroot build
	$(checkdir)
	-rm -rf debian/tmp-{main,dev}
	install -d debian/tmp-{main,dev}/{DEBIAN,etc/dpkg,usr/doc/dpkg}
	install -d debian/tmp-dev/usr/{lib/dpkg,doc/dpkg-dev,man/man1,man/man8,sbin,bin}
	set -e; if [ $(arch) = i386 ]; then \
		sed -e 's/^# i386elf: //' <debian/preinst >$(mcidir)/preinst ; \
	else \
		sed -e '/^# i386elf: /d' debian/preinst >$(mcidir)/preinst ; \
	fi
	set -e; if [ -f debian/shlibs.default.$(arch) ]; then \
		echo /etc/dpkg/shlibs.default >debian/tmp-dev/DEBIAN/conffiles ; \
		cp debian/shlibs.default.$(arch) \
			debian/tmp-dev/etc/dpkg/shlibs.default ; \
	fi
	cp debian/{prerm,postinst} $(mcidir)/.
	chmod +x $(mcidir)/{postinst,prerm,preinst}
	$(MAKE) prefix=$(DIR)/debian/tmp-main/usr \
		datadir=$(DIR)/debian/tmp-main/var/lib/dpkg \
		etcdir=$(DIR)/debian/tmp-main/etc \
		install
	find debian/tmp-main/usr/man -type f | xargs gzip -9v
	set -e; for f in dpkg-buildpackage dpkg-gencontrol dpkg-distaddfile \
		  dpkg-parsechangelog dpkg-genchanges dpkg-shlibdeps; do \
		rm debian/tmp-main/usr/man/man1/$$f.1; \
		ln -s dpkg-source.1.gz debian/tmp-main/usr/man/man1/$$f.1.gz ; \
	done
	gzip -9v debian/tmp-main/usr/doc/dpkg/changelog.*
	cp debian/copyright debian/tmp-main/usr/doc/dpkg/copyright
	cp debian/copyright debian/tmp-dev/usr/doc/dpkg-dev/copyright
	cp debian/dev-README debian/tmp-dev/usr/doc/dpkg-dev/README
	cp TODO debian/tmp-dev/usr/doc/dpkg/WISHLIST
	set -e; for f in \
 usr/doc/dpkg/{programmer.html,policy.html,developer-keys.pgp,changelog.manuals.gz} \
 usr/bin/dpkg-{source,genchanges,gencontrol,shlibdeps,buildpackage,parsechangelog} \
 usr/bin/{dpkg-distaddfile,822-date,dpkg-scanpackages} \
 usr/man/man1/dpkg-{source,genchanges,gencontrol,shlibdeps,buildpackage}.1.gz \
 usr/man/man1/{dpkg-parsechangelog,dpkg-distaddfile,822-date}.1.gz \
 usr/man/man5 usr/man/man8/dpkg-scanpackages.8.gz usr/lib/emacs \
 usr/lib/dpkg/parsechangelog usr/lib/dpkg/controllib.pl \
		; do mv debian/tmp-main/$$f debian/tmp-dev/$$f; done

binary-indep:	checkroot build binary-trees
	$(checkdir)
	dpkg-gencontrol -pdpkg-dev -Pdebian/tmp-dev
	chown -R root.root debian/tmp-dev
	chmod -R g-ws,a+r,u+w debian/tmp-dev
	dpkg-deb --build debian/tmp-dev ..
	set -e -x; cd doc; for f in policy programmer; do \
		debiandoc2ps -pa4 -O $$f.sgml | gzip -9v >../../$$f.ps.gz; \
		dpkg-distaddfile -f../debian/files $$f.ps.gz byhand -; \
		GZIP=-9v tar zcf ../../$$f.html.tar.gz $$f.html; \
		dpkg-distaddfile -f../debian/files $$f.html.tar.gz byhand -; \
	done

binary-arch:	checkroot build binary-trees
	touch debian/tmp-main/var/lib/dpkg/{status,available}
	dpkg-shlibdeps -dPre-Depends main/dpkg dselect/dselect
	dpkg-gencontrol -pdpkg -Pdebian/tmp-main
	chown -R root.root debian/tmp-main
	chmod -R g-ws,a+r,u+w debian/tmp-main
	set -e; cd debian/tmp-main; \
	 version=`sed -n 's/^Version: //p' DEBIAN/control`; \
	 file=dpkg_$${version}_$(arch).nondebbin.tar; \
	 tar cf ../../../$${file} usr var && gzip -9vf ../../../$${file}; \
	 cd ../..; dpkg-distaddfile $${file}.gz byhand -
	rm debian/tmp-main/var/lib/dpkg/{status,available}
	dpkg-deb --build debian/tmp-main ..

define checkdir
	test -f include/dpkg.h
endef

checkroot:
	$(checkdir)
	test root = "`whoami`"

.PHONY: binary source diff clean checkroot