#!/usr/bin/make -f

SHELL=bash

.PHONY: clean build binary binary-trees binary-arch binary-indep

BUILD := $(shell pwd)/build
DIR := $(shell pwd)

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


$(BUILD)/config.status:
	$(checkdir)
	$(RM) -r $(BUILD)
	install -d $(BUILD)
	cd $(BUILD) && $(DIR)/configure \
		--enable-shared \
		--prefix=/usr \
		--datadir=/usr/share \
		--mandir=/usr/share/man \
		--infodir=/usr/share/info \
		--sysconfdir=/etc \
		--sharedstatedir=/var/lib \
		--localstatedir=/var/lib && \
	    sed < libtool > libtool-2 \
	    -e 's/^hardcode_libdir_flag_spec.*$$/hardcode_libdir_flag_spec=" -D__NO_RPATH_PLEASE "/' \
	    -e '/^archive_cmds="/s/"$$/ \\$$deplibs"/' && \
	    mv -f libtool-2 libtool && \
	    chmod 755 libtool

clean:
	$(checkdir)
	$(RM) -r debian/{files,substvars,tmp*}
	$(RM) -r $(BUILD)
	find . \( -name '*~' -o -name '#*#' \) -print0 | xargs -r0 $(RM) --

build: $(BUILD)/config.status
	$(checkdir)
	$(MAKE) -C $(BUILD)

binary: binary-arch binary-indep

binary-trees: build
	$(checkdir)
	-$(RM) -r debian/tmp-{main,dev}
	install -d debian/tmp-{main,dev}/{DEBIAN,etc,usr/share/doc/dpkg}
	install -d debian/tmp-dev/usr/{lib/dpkg,share/doc/dpkg-dev,sbin,bin}
	install -d debian/tmp-dev/usr/share/man/{ja/man1,man1,ja/man8,man8}
	install -d debian/tmp-dev/usr/share/emacs/site-lisp/dpkg-dev
	install -d debian/tmp-main/sbin
	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 ; \
		install -d debian/tmp-main/etc/dpkg; \
		install -m644 debian/shlibs.default.$(arch) \
		debian/tmp-dev/etc/dpkg/shlibs.default ; \
	fi
	cp debian/{prerm,postinst} $(mcidir)/.
	
	$(MAKE) -C $(BUILD) install \
		prefix=$(DIR)/debian/tmp-main/usr \
		sysconfdir=$(DIR)/debian/tmp-main/etc \
		sharedstatedir=$(DIR)/debian/tmp-main/var/lib \
		localstatedir=$(DIR)/debian/tmp-main/var/lib \
		datadir=$(DIR)/debian/tmp-main/usr/share \
		mandir=$(DIR)/debian/tmp-main/usr/share/man \
		infodir=$(DIR)/debian/tmp-main/usr/share/info
	
	install -m 755 debian/dev-postinst debian/tmp-dev/DEBIAN/postinst
	install -m 755 debian/dev-prerm debian/tmp-dev/DEBIAN/prerm
	install -d debian/tmp-dev/etc/emacs/site-start.d
	install -m 644 debian/50dpkg-dev.el debian/tmp-dev/etc/emacs/site-start.d/.
	install -d debian/tmp-dev/usr/lib/emacsen-common/packages/{install,remove}
	install -m 755 debian/emacsen-common-remove \
	debian/tmp-dev/usr/lib/emacsen-common/packages/remove/dpkg-dev
	install -m 755 debian/emacsen-common-install \
	debian/tmp-dev/usr/lib/emacsen-common/packages/install/dpkg-dev
	cp scripts/debian-changelog-mode.el \
	debian/tmp-dev/usr/share/emacs/site-lisp/dpkg-dev
	rm -f debian/tmp-main/usr/share/{x,}emacs/site-lisp/debian-changelog-mode.el*
	chmod +x $(mcidir)/{postinst,prerm,preinst}
	find debian/tmp-main/usr/share/man -type f | xargs gzip -9vf
	set -e; for f in dpkg-buildpackage dpkg-gencontrol dpkg-distaddfile \
		  dpkg-parsechangelog dpkg-genchanges dpkg-shlibdeps; do \
		rm debian/tmp-main/usr/share/man/man1/$$f.1; \
		ln -s dpkg-source.1.gz debian/tmp-main/usr/share/man/man1/$$f.1.gz ; \
	done
	ln -s ../man7/undocumented.7.gz debian/tmp-main/usr/share/man/man1/dpkg-divert.1.gz
	gzip -9vf debian/tmp-main/usr/share/doc/dpkg/changelog*
	cp debian/copyright debian/tmp-main/usr/share/doc/dpkg/copyright
	chmod -x `find debian/tmp-{main,dev}/usr/lib -type f`
	ln -s dpkg debian/tmp-dev/usr/share/doc/dpkg-dev
	set -e; for f in \
 usr/share/doc/dpkg/{internals.html,changelog.manuals.gz} \
 usr/bin/dpkg-{source,genchanges,gencontrol,shlibdeps,buildpackage,parsechangelog} \
 usr/bin/{dpkg-distaddfile,822-date,dpkg-scanpackages,dpkg-scansources,dpkg-name,dpkg-architecture} \
 usr/share/man/{ja,.}/man1/dpkg-{source,genchanges,gencontrol,shlibdeps,buildpackage,architecture}.1.gz \
 usr/share/man/{ja,.}/man1/{dpkg-parsechangelog,dpkg-distaddfile,822-date,dpkg-name}.1.gz \
 usr/share/man/{ja,.}/man5 usr/share/man/{ja,.}/man8/dpkg-{scanpackages,scansources}.8.gz \
 usr/lib/dpkg/parsechangelog usr/lib/dpkg/controllib.pl \
		; do if [ -e debian/tmp-main/$$f -o -L debian/tmp-main/$$f ] ; \
			then mv -v debian/tmp-main/$$f debian/tmp-dev/$$f; \
		fi done

binary-indep: 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; for f in internals; do \
		if test -f $(BUILD)/doc/$$f.ps; then \
			cp -p $(BUILD)/doc/$$f.ps $(DIR)/..; \
		elif test -f $(DIR)/doc/$$f.ps; then \
			cp -p $(DIR)/doc/$$f.ps $(DIR)/..; \
		else \
			echo "unable to locate $$f.ps"; false; \
		fi; \
		gzip -9vf $(DIR)/../$$f.ps; \
		dpkg-distaddfile -f$(DIR)/debian/files $$f.ps.gz byhand -; \
		if test -d $(BUILD)/doc/$$f.html; then \
			GZIP=-9vf tar -C $(BUILD)/doc -zcf $(DIR)/../$$f.html.tar.gz $$f.html; \
		elif test -d $(DIR)/doc/$$f.html; then \
			GZIP=-9vf tar -C $(DIR)/doc -zcf $(DIR)/../$$f.html.tar.gz $$f.html; \
		else \
			echo "unable to locate $$f.html"; false; \
		fi; \
		dpkg-distaddfile -f$(DIR)/debian/files $$f.html.tar.gz byhand -; \
	done
	set -e; \
		version=`sed -n 's/^Version: //p' $(DIR)/debian/tmp-dev/DEBIAN/control`; \
		file=dpkg-$${version}.tar.gz; \
		cp $(DIR)/../dpkg_$${version}.tar.gz $(DIR)/../$${file}; \
		dpkg-distaddfile -f$(DIR)/debian/files $${file} byhand -;

binary-arch: binary-trees
	$(checkdir)
	mv debian/tmp-main/usr/sbin/start-stop-daemon debian/tmp-main/sbin/start-stop-daemon
	-strip debian/tmp-main/usr/{bin,sbin}/*	debian/tmp-main/sbin/*
	-strip --strip-unneeded debian/tmp-main/usr/lib/libdpkg.so.*
	-strip --strip-debug debian/tmp-main/usr/lib/libdpkg.a
	dpkg-shlibdeps -dPre-Depends debian/tmp-main/usr/{bin,sbin}/*
	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; \
		version=`sed -n 's/^Version: //p' $(DIR)/debian/tmp-main/DEBIAN/control`; \
		file=dpkg_$${version}_$(arch).nondebbin.tar; \
		tar -C $(DIR)/debian/tmp-main -cf $(DIR)/../$${file} usr var; \
		gzip -9vf $(DIR)/../$${file}; \
		dpkg-distaddfile -f$(DIR)/debian/files $${file}.gz byhand -
	dpkg-deb --build debian/tmp-main ..

define checkdir
	test -f include/dpkg.h.in
endef