#!/usr/bin/make -f

testdir  = test -f src/lrz.c && test -f debian/rules

export DEB_CFLAGS_MAINT_APPEND = -std=gnu17

include /usr/share/dpkg/architecture.mk

ifeq ($(origin CC),default)
CC = $(DEB_HOST_GNU_TYPE)-gcc
endif
export CC

export AUTOHEADER=true

CPPFLAGS = $(shell dpkg-buildflags --get CPPFLAGS)
CFLAGS   = $(shell dpkg-buildflags --get CFLAGS)
LDFLAGS  = $(shell dpkg-buildflags --get LDFLAGS)
BUILD_DATE=$(shell dpkg-parsechangelog --show-field Date)
export CPPFLAGS
export CFLAGS
export LDFLAGS

build: build-arch build-indep

build-arch: build-stamp

build-indep: build-stamp

build-stamp:
	$(testdir)
	touch config.rpath
	dh_autoreconf
	dh_auto_configure -- --disable-nls --disable-rpath --prefix=/usr --mandir='$${prefix}/share/man' --program-transform-name=s/l//
	$(MAKE)
	touch $@

clean:
	$(testdir)
# Neutralise the autotools while cleaning. The build-time dh_autoreconf
# regenerates Makefile.in with automake's maintainer-mode rebuild rules. On a
# second build "make clean" would otherwise see Makefile.am newer than the
# leftover Makefile.in and re-run automake against the pre-modern configure.in,
# which automake >= 1.16 rejects. Forcing the tools to ":" turns those rebuild
# rules into harmless no-ops; the assignments propagate to the sub-makes.
	[ ! -f Makefile ] || $(MAKE) clean ACLOCAL=: AUTOCONF=: AUTOMAKE=: AUTOHEADER=:
	dh_autoreconf_clean
	dh_clean
	rm -rf debian/tmp
	rm -f build-stamp po/lrzsz.pot po/*.gmo debian/substvars
# Remove the files produced by configure/config.status. "make clean" only
# deletes objects and binaries, leaving these behind; on a rebuild they would
# count as unexpected changes to the 3.0 (quilt) upstream tree and make
# dpkg-source -b abort. They are all generated from .in templates shipped in
# the orig tarball, so removing them restores the pristine (patched) source.
	rm -f Makefile config.h config.log config.status stamp-h stamp-h1 \
	      Specfile systype src/lrzszbug \
	      intl/Makefile lib/Makefile man/Makefile src/Makefile \
	      testsuite/Makefile po/Makefile po/Makefile.in

binary: binary-arch binary-indep

binary-arch: build
	$(testdir)
	rm -rf debian/tmp

	$(MAKE) prefix=$(CURDIR)/debian/tmp/usr install

ifeq "$(findstring nostrip,$(DEB_BUILD_OPTIONS))" ""
	$(DEB_HOST_GNU_TYPE)-strip -R .comment -R .note debian/tmp/usr/bin/*
endif

	install -d -m 0755 debian/tmp/usr/share/doc/lrzsz
	install -p -m 0644 NEWS README README.cvs README.isdn4linux TODO debian/copyright debian/tmp/usr/share/doc/lrzsz
	install -p -m 0644 -D ChangeLog debian/tmp/usr/share/doc/lrzsz/changelog
	install -p -m 0644 -D debian/changelog debian/tmp/usr/share/doc/lrzsz/changelog.Debian

	find debian/tmp/usr/share/man -type f -print0 | xargs -0 gzip -9n
	find debian/tmp/usr/share/doc -type f ! -name copyright ! -name '*.html' \
		\( -name 'changelog*' -o -size +8 \) -print0 | xargs -0 gzip -9n

	ln -s rz.1.gz debian/tmp/usr/share/man/man1/rb.1.gz
	ln -s rz.1.gz debian/tmp/usr/share/man/man1/rx.1.gz
	ln -s sz.1.gz debian/tmp/usr/share/man/man1/sb.1.gz
	ln -s sz.1.gz debian/tmp/usr/share/man/man1/sx.1.gz

	install -d -m 0755 debian/tmp/DEBIAN
	install -p -m 0644 debian/control debian/tmp/DEBIAN
	cd debian/tmp && find usr -type f -print0 | LC_ALL=C sort -z | xargs -0 md5sum > DEBIAN/md5sums

	chmod -R go=u-w debian/tmp

	dpkg-shlibdeps debian/tmp/usr/bin/*
	dpkg-gencontrol -plrzsz
	find debian/tmp -depth -newermt '$(BUILD_DATE)' -print0 | xargs -0r touch --no-dereference --date='$(BUILD_DATE)'
	dpkg-deb --root-owner-group --build debian/tmp ..

binary-indep:

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