#! /usr/bin/make -f
# -*- makefile -*-
#
# Invoke each target with `./debian/rules <target>'.  All targets should be
# invoked with the package root as the current directory.
#
# The `binary' target must be run as root, as it needs to install files with
# specific ownerships.

# be paranoid
export LC_ALL=C

# These are used for cross-compiling and for saving the configure script
# from having to guess our platform (since we know it already)
DEB_HOST_ARCH   ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
DEB_BUILD_ARCH   ?= $(shell dpkg-architecture -qDEB_BUILD_ARCH)
DEB_HOST_OS   ?= $(shell dpkg-architecture -qDEB_HOST_OS)
DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)

# find the version for the main package, from changelog file
MAIN_VERSION = $(shell head -n 1 debian/changelog | cut '-d ' -f 2 | sed 's/[()]//g')
# find versions for libraries going into their own packages, from their Makefile.in's,
# and sonames for all libs
COMERR_VERSION = $(shell grep ELF_VERSION lib/et/Makefile.in | cut '-d ' -f3)
COMERR_SOVERSION = $(shell grep ELF_SO_VERSION lib/et/Makefile.in | cut '-d ' -f3)
SS_VERSION = $(shell grep ELF_VERSION lib/ss/Makefile.in | cut '-d ' -f3)
SS_SOVERSION = $(shell grep ELF_SO_VERSION lib/ss/Makefile.in | cut '-d ' -f3)
UUID_VERSION = $(shell grep ELF_VERSION lib/uuid/Makefile.in | cut '-d ' -f3)
UUID_SOVERSION = $(shell grep ELF_SO_VERSION lib/uuid/Makefile.in | cut '-d ' -f3)
BLKID_VERSION = $(shell grep ELF_VERSION lib/blkid/Makefile.in | cut '-d ' -f3)
BLKID_SOVERSION = $(shell grep ELF_SO_VERSION lib/blkid/Makefile.in | cut '-d ' -f3)
EXT2FS_SOVERSION = $(shell grep ELF_SO_VERSION lib/ext2fs/Makefile.in | cut '-d ' -f3)
E2P_SOVERSION = $(shell grep ELF_SO_VERSION lib/e2p/Makefile.in | cut '-d ' -f3)

package=e2fsprogs

topdir=$(shell pwd)
debdir=${topdir}/debian
tmpdir=${debdir}/tmp
udebdir=${debdir}/e2fsprogs-udeb
blkidudebdir=${debdir}/libblkid1-udeb
uuidudebdir=${debdir}/libuuid1-udeb
maindir=${debdir}/e2fsprogs
stdbuilddir=${debdir}/BUILD-STD
bfbuilddir=${debdir}/BUILD-BF
staticbuilddir=${debdir}/BUILD-STATIC
mipsbuilddir=${debdir}/BUILD-MIPS
mipsbuilddir64=${debdir}/BUILD-MIPS-64
# docdir=${maindir}/usr/share/doc/${package}
MANDIR=/usr/share/man
mandir=${tmpdir}${MANDIR}

UDEB_NAME = $(package)-udeb_$(MAIN_VERSION)_$(DEB_HOST_ARCH).udeb
UDEB_PRIORITY = $(shell grep '^Package: e2fsprogs-udeb' debian/control -A 10 | grep ^Priority: | cut -d ' ' -f 2)

BLKID_UDEB_NAME = libblkid1-udeb_$(MAIN_VERSION)_$(DEB_HOST_ARCH).udeb
BLKID_UDEB_PRIORITY = $(shell grep '^Package: libblkid1-udeb' debian/control -A 10 | grep ^Priority: | cut -d ' ' -f 2)

UUID_UDEB_NAME = libuuid1-udeb_$(MAIN_VERSION)_$(DEB_HOST_ARCH).udeb
UUID_UDEB_PRIORITY = $(shell grep '^Package: libuuid1-udeb' debian/control -A 10 | grep ^Priority: | cut -d ' ' -f 2)

STAMPSDIR=debian/stampdir
CFGSTDSTAMP=${STAMPSDIR}/configure-std-stamp
CFGBFSTAMP=${STAMPSDIR}/configure-bf-stamp
CFGSTATICSTAMP=${STAMPSDIR}/configure-static-stamp
BUILDSTDSTAMP=${STAMPSDIR}/build-std-stamp
BUILDBFSTAMP=${STAMPSDIR}/build-bf-stamp
BUILDSTATICSTAMP=${STAMPSDIR}/build-static-stamp

CCOPTS = -g

INSTALL = install
INSTALL_PROGRAM = $(INSTALL) -p -o root -g root -m 0755

ifeq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
CCOPTS += -O2
endif
ifeq (,$(findstring nostrip,$(DEB_BUILD_OPTIONS)))
INSTALL_PROGRAM += -s
endif

ifeq (${DEB_HOST_ARCH},alpha)
CCOPTS += -DHAVE_NETINET_IN_H
else
CCOPTS += -D__NO_STRING_INLINES
endif

ifeq (${DEB_HOST_ARCH_OS},linux)
DEVMAPPER = --enable-blkid-devmapper
BUILD_STATIC = build-static
E2FSCK_STATIC = ${staticbuilddir}/e2fsck/e2fsck.static
else
E2FSCK_STATIC = ${stdbuilddir}/e2fsck/e2fsck.static
endif

BF_CCOPTS = -Os -fomit-frame-pointer

COMMON_CONF_FLAGS =  \
                --enable-elf-shlibs --enable-dynamic-e2fsck \
                --infodir=/usr/share/info --enable-fsck

STD_CONF_FLAGS = --with-ccopts="${CCOPTS}" --enable-compression \
		${DEVMAPPER}

BF_CONF_FLAGS = --with-ccopts="${CCOPTS} ${BF_CCOPTS}" \
	--disable-nls --disable-swapfs --disable-imager \
	--disable-uuidd --disable-tls \
	--disable-debugfs  --disable-e2initrd-helper

STATIC_CONF_FLAGS = --with-ccopts="${CCOPTS}" \
	--disable-nls --disable-imager \
	--disable-uuidd --disable-tls \
	--disable-e2initrd-helper \
	--with-diet-libc --with-ccopts=-fno-stack-protector

MIPS_NOPIC_CONF_FLAGS = --with-ccopts="${CCOPTS}" \
	--disable-nls \
	--disable-swapfs --disable-imager \
	--disable-uuidd --disable-tls \
        --disable-resizer # --disable-debugfs

# we can't use those flags at configure time
MIPS_CFLAGS= -G 0 -fno-pic -mno-abicalls
MIPS_CFLAGS_64= -mabi=64 -G 0 -fno-pic -mno-abicalls

ifeq ($(DEB_BUILD_ARCH),$(DEB_HOST_ARCH))
ifneq (,$(findstring $(DEB_BUILD_ARCH),mips mipsel))
ismips=ismips
endif
endif

${CFGSTDSTAMP}:
	dh_testdir

	# Make sure we don't try to rebuild the configure scripts
	find . -name configure | xargs touch

	mkdir -p ${stdbuilddir}
ifeq ($(DEB_BUILD_ARCH),$(DEB_HOST_ARCH))
	cd ${stdbuilddir} && AWK=/usr/bin/awk \
		${topdir}/configure ${COMMON_CONF_FLAGS} ${STD_CONF_FLAGS}
else
	cd ${stdbuilddir} && AWK=/usr/bin/awk CC="${DEB_HOST_GNU_TYPE}-gcc" \
		${topdir}/configure ${COMMON_CONF_FLAGS} ${STD_CONF_FLAGS} \
		--build=$(DEB_BUILD_GNU_TYPE) --host=$(DEB_HOST_GNU_TYPE)
endif

  # specially-built MIPS libs
ifneq ($(ismips),)
	mkdir -p ${mipsbuilddir} ${mipsbuilddir64}
	cd ${mipsbuilddir} && AWK=/usr/bin/awk \
		${topdir}/configure ${MIPS_NOPIC_CONF_FLAGS}
	cd ${mipsbuilddir64} && AWK=/usr/bin/awk \
		${topdir}/configure ${MIPS_NOPIC_CONF_FLAGS}
endif

	mkdir -p ${STAMPSDIR}
	touch ${CFGSTDSTAMP}

${CFGBFSTAMP}:
	dh_testdir
	rm -f config.cache

	mkdir -p ${bfbuilddir}
ifeq ($(DEB_BUILD_ARCH),$(DEB_HOST_ARCH))
	cd ${bfbuilddir} && AWK=/usr/bin/awk \
		${topdir}/configure ${COMMON_CONF_FLAGS} ${BF_CONF_FLAGS}
else
	cd ${bfbuilddir} && AWK=/usr/bin/awk CC="${DEB_HOST_GNU_TYPE}-gcc" \
		${topdir}/configure ${COMMON_CONF_FLAGS} ${BF_CONF_FLAGS} \
		--build=$(DEB_BUILD_GNU_TYPE) --host=$(DEB_HOST_GNU_TYPE)
endif
	mkdir -p ${STAMPSDIR}
	touch ${CFGBFSTAMP}

${CFGSTATICSTAMP}:
	dh_testdir
	rm -f config.cache

	mkdir -p ${staticbuilddir}
ifeq ($(DEB_BUILD_ARCH),$(DEB_HOST_ARCH))
	cd ${staticbuilddir} && AWK=/usr/bin/awk \
		${topdir}/configure ${STATIC_CONF_FLAGS}
else
	cd ${staticbuilddir} && AWK=/usr/bin/awk CC="${DEB_HOST_GNU_TYPE}-gcc" \
		${topdir}/configure ${COMMON_CONF_FLAGS} ${STATIC_CONF_FLAGS} \
		--build=$(DEB_BUILD_GNU_TYPE) --host=$(DEB_HOST_GNU_TYPE)
endif
	mkdir -p ${STAMPSDIR}
	touch ${CFGSTATICSTAMP}

build: build-std build-bf $(BUILD_STATIC)

build-std: ${BUILDSTDSTAMP}
${BUILDSTDSTAMP}: ${CFGSTDSTAMP}
	dh_testdir
	make -C ${stdbuilddir} all

	( cd ${stdbuilddir}/doc && \
	  texi2html -split_chapter ${topdir}/doc/libext2fs.texinfo )
	( cd ${stdbuilddir}/lib/et && make com_err.info && \
	  texi2html -split_chapter -expandinfo ${topdir}/lib/et/com_err.texinfo )

  # specially-built MIPS libs
ifneq ($(ismips),)
	make -C ${mipsbuilddir}/util
	make -C ${mipsbuilddir} \
		CFLAGS="${CCOPTS} ${MIPS_CFLAGS}" \
		LIB_SUBDIRS="lib/et lib/ext2fs" libs
	make -C ${mipsbuilddir64}/util
	make -C ${mipsbuilddir64} \
		CFLAGS="${CCOPTS} ${MIPS_CFLAGS_64}" \
		LIB_SUBDIRS="lib/et lib/ext2fs" libs
endif

	touch ${BUILDSTDSTAMP}

build-bf: ${BUILDBFSTAMP}
${BUILDBFSTAMP}: ${CFGBFSTAMP}
	dh_testdir
	make -C ${bfbuilddir} libs
	make -C ${bfbuilddir}/e2fsck all
	make -C ${bfbuilddir}/misc all
	touch ${BUILDBFSTAMP}

build-static: ${BUILDSTATICSTAMP}
${BUILDSTATICSTAMP}: ${CFGSTATICSTAMP}
	dh_testdir
	make -C ${staticbuilddir} libs
	make -C ${staticbuilddir}/e2fsck all
	touch ${BUILDSTATICSTAMP}

clean:
	dh_testdir
	rm -rf ${STAMPSDIR}
	[ ! -f ${stdbuilddir}/Makefile ] || make -C ${stdbuilddir} distclean
	[ ! -f ${bfbuilddir}/Makefile ] || make -C ${bfbuilddir} distclean
	[ ! -f ${staticbuilddir}/Makefile ] || make -C ${staticbuilddir} distclean
	rm -rf ${stdbuilddir} ${bfbuilddir} ${staticbuilddir} ${mipsbuilddir} ${mipsbuilddir64}
	rm -f doc/libext2fs/*.html lib/et/com_err/*.html debian/*.substvars
	dh_clean

install: cleanup install-std

# This rule allows to factorize the dh_clean between the 2 install rules
# This must be launched before install-* (if launching them by hand, for
# exemple) or results are unpredictable
cleanup:
	dh_testdir
	dh_testroot
	dh_clean -k

install-std: DH_OPTIONS=
install-std: build
	dh_testdir
	dh_testroot
	dh_installdirs

	mkdir -p ${tmpdir}/sbin
	make -C ${stdbuilddir} install DESTDIR=${tmpdir} \
		INSTALL_PROGRAM="${INSTALL_PROGRAM}" LDCONFIG=true
  # static libs and .h files
	make -C ${stdbuilddir} install-libs DESTDIR=${tmpdir} LDCONFIG=true

  # statically-linked fsck
	${INSTALL_PROGRAM} $(E2FSCK_STATIC) ${tmpdir}/sbin
	cp ${mandir}/man8/e2fsck.8 ${mandir}/man8/e2fsck.static.8

	ln -s et/com_err.h ${tmpdir}/usr/include

	dh_movefiles
	test -z `find ${tmpdir} -type f`

  # specially-built MIPS libs
ifneq ($(ismips),)
	$(INSTALL) -p -m 0644 ${mipsbuilddir}/lib/libext2fs.a \
		${debdir}/e2fslibs-dev/usr/lib/libext2fs-nopic.a
	$(INSTALL) -p -m 0644 ${mipsbuilddir64}/lib/libext2fs.a \
		${debdir}/e2fslibs-dev/usr/lib/lib64ext2fs-nopic.a
endif

install-udeb: DH_OPTIONS=
install-udeb: build
	dh_testdir
	dh_testroot

	make -C ${bfbuilddir} install-shlibs-libs-recursive DESTDIR=${udebdir} \
		INSTALL_PROGRAM="${INSTALL_PROGRAM}" LDCONFIG=true
	make -C ${bfbuilddir}/e2fsck install DESTDIR=${udebdir} \
		INSTALL_PROGRAM="${INSTALL_PROGRAM}" LDCONFIG=true
	make -C ${bfbuilddir}/misc install DESTDIR=${udebdir} \
		INSTALL_PROGRAM="${INSTALL_PROGRAM}" LDCONFIG=true
	make -C ${bfbuilddir}/resize install DESTDIR=${udebdir} \
		INSTALL_PROGRAM="${INSTALL_PROGRAM}" LDCONFIG=true

	rm -rf ${udebdir}/usr
	find ${udebdir}/sbin -type f -a ! -name e2fsck \
		-a ! -name mke2fs -a ! -name tune2fs \
		-a ! -name resize2fs -a ! -name badblocks -print | xargs rm

	(cd ${udebdir}/sbin; ln -s e2fsck fsck.ext2 ; \
		ln -s e2fsck fsck.ext3 ; ln -s mke2fs mkfs.ext2 ; \
		ln -s mke2fs mkfs.ext3)

	mkdir -p ${blkidudebdir}/lib
	mv ${udebdir}/lib/libblkid.* ${blkidudebdir}/lib

	mkdir -p ${uuidudebdir}/lib
	mv ${udebdir}/lib/libuuid.* ${uuidudebdir}/lib

binary-indep: 
  # no arch-independant debs.

binary-arch: DH_OPTIONS= -a
binary-arch: install install-udeb
	dh_testdir
	dh_testroot

  # lintian overrides
	for i in $$(cd debian && echo *.lintian-overrides); do \
		pkg=$${i%.lintian-overrides} ;\
		$(INSTALL) -m 0644 -D -p debian/$$i ${debdir}/$${pkg}/usr/share/lintian/overrides/$${pkg} ;\
	done

  # mkinitrd script
	mkdir -p debian/e2fsprogs/usr/share/initrd-tools/scripts
	$(INSTALL) -p -o root -g root -m 0755 debian/initrd-tools.e2fsprogs \
		debian/e2fsprogs/usr/share/initrd-tools/scripts/e2fsprogs

  # initrd script
	mkdir -p debian/e2fsprogs/usr/share/e2fsprogs
	$(INSTALL) -p -o root -g root -m 0755 debian/initrd.ext3-add-journal \
		debian/e2fsprogs/usr/share/e2fsprogs/initrd.ext3-add-journal


  # symlinks to prepare dh_installdocs run

	mkdir -p ${debdir}/libblkid${BLKID_SOVERSION}/usr/share/doc/libblkid${BLKID_SOVERSION}
	mkdir -p ${debdir}/libblkid-dev/usr/share/doc
	ln -sf libblkid${BLKID_SOVERSION} ${debdir}/libblkid-dev/usr/share/doc/libblkid-dev

	mkdir -p ${debdir}/libss${SS_SOVERSION}/usr/share/doc/libss${SS_SOVERSION}
	mkdir -p ${debdir}/ss-dev/usr/share/doc
	ln -sf libss${SS_SOVERSION} ${debdir}/ss-dev/usr/share/doc/ss-dev

	mkdir -p ${debdir}/libcomerr${COMERR_SOVERSION}/usr/share/doc/libcomerr${COMERR_SOVERSION}
	mkdir -p ${debdir}/comerr-dev/usr/share/doc
	ln -sf libcomerr${COMERR_SOVERSION} ${debdir}/comerr-dev/usr/share/doc/comerr-dev

	mkdir -p ${debdir}/libuuid${UUID_SOVERSION}/usr/share/doc/libuuid${UUID_SOVERSION}
	mkdir -p ${debdir}/uuid-dev/usr/share/doc
#	ln -sf libuuid${UUID_SOVERSION} ${debdir}/uuid-dev/usr/share/doc/uuid-dev

	mkdir -p ${debdir}/e2fslibs/usr/share/doc/e2fslibs
	mkdir -p ${debdir}/e2fslibs-dev/usr/share/doc
	ln -sf e2fslibs ${debdir}/e2fslibs-dev/usr/share/doc/e2fslibs-dev

	$(INSTALL) -p -m 0644 debian/libblkid.copyright \
		${debdir}/libblkid${BLKID_SOVERSION}/usr/share/doc/libblkid${BLKID_SOVERSION}/copyright

	dh_installdocs -Ne2fsprogs-udeb -Nlibblkid1-udeb -Nlibuuid1-udeb

  # HTML docs
	$(INSTALL) -d ${debdir}/e2fslibs-dev/usr/share/doc/e2fslibs/html-info/
	$(INSTALL) -p -m 0644 ${stdbuilddir}/doc/libext2fs/*.html \
	   ${debdir}/e2fslibs-dev/usr/share/doc/e2fslibs/html-info/
	$(INSTALL) -d ${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}/html-info/
	$(INSTALL) -p -m 0644 ${stdbuilddir}/lib/et/com_err/*.html \
	   ${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}/html-info/

  # texinfo docs
	mkdir -p ${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}
	$(INSTALL) -p -m 0644 ${topdir}/doc/libext2fs.texinfo \
	   ${debdir}/e2fslibs-dev/usr/share/doc/e2fslibs/libext2fs.texi
	$(INSTALL) -p -m 0644 ${topdir}/lib/et/com_err.texinfo \
	   ${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}/com_err.texi

	$(INSTALL) -d ${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}/examples
	$(INSTALL) -p -m 0644 lib/ss/ss_err.et \
		${stdbuilddir}/lib/ext2fs/ext2_err.et \
		${debdir}/comerr-dev/usr/share/doc/libcomerr${COMERR_SOVERSION}/examples
	$(INSTALL) -d ${debdir}/ss-dev/usr/share/doc/libss${SS_SOVERSION}/examples
	$(INSTALL) -p -m 0644 debugfs/debug_cmds.ct \
		${debdir}/ss-dev/usr/share/doc/libss${SS_SOVERSION}/examples

	$(INSTALL) -d ${debdir}/uuid-dev/usr/share/doc/libuuid${UUID_SOVERSION}

	if test -f /etc/lsb-release && \
		grep -q DISTRIB_ID=Ubuntu /etc/lsb-release; then \
	$(INSTALL) -p -m 0644 e2fsck/e2fsck.conf.ubuntu \
		${debdir}/e2fsprogs/etc/e2fsck.conf; \
	fi

	dh_installinfo -pcomerr-dev ${stdbuilddir}/lib/et/com_err.info
	dh_installinfo -pe2fslibs-dev ${stdbuilddir}/doc/libext2fs.info

	DH_OPTIONS= dh_installchangelogs -pe2fsprogs \
		-plibblkid${BLKID_SOVERSION} -plibcomerr${COMERR_SOVERSION} \
		-plibss${SS_SOVERSION} -plibuuid${UUID_SOVERSION} \
		-pe2fslibs -puuid-dev -puuid-runtime -pe2fsck-static

	dh_fixperms
ifneq ($(ismips),)
	dh_strip -Xlib64ext2fs-nopic.a
else
	dh_strip
endif

	dh_compress

	dh_makeshlibs -Ne2fsprogs-udeb -Nlibblkid1-udeb -Nlibuuid1-udeb
	dh_makeshlibs -plibcomerr${COMERR_SOVERSION} \
		-V 'libcomerr2 (>= 1.33-3)'
	dh_makeshlibs -plibblkid${BLKID_SOVERSION} -V 'libblkid1 (>= 1.39-1)'
	echo "udeb: libblkid 1 libblkid1-udeb" >> \
		debian/libblkid1/DEBIAN/shlibs
	echo "udeb: libuuid 1 libuuid1-udeb" >> debian/libuuid1/DEBIAN/shlibs

	dh_installdeb
	rm debian/e2fsprogs-udeb/DEBIAN/conffiles
	dh_shlibdeps -l${stdbuilddir}/lib
	dh_shlibdeps -pe2fsprogs -l${stdbuilddir}/lib \
		-u"-Ldebian/e2fsprogs.shlibs.local"
	dh_shlibdeps -pe2fsprogs-udeb -l${stdbuilddir}/lib \
		-u"-Ldebian/e2fsprogs-udeb.shlibs.local"

	dh_gencontrol -Ncomerr-dev -Nss-dev -Nuuid-dev \
		-Ne2fsprogs-udeb -Nlibblkid1-udeb -Nlibuuid1-udeb
	DH_OPTIONS= dh_gencontrol -pcomerr-dev \
	  -u '-v${COMERR_VERSION}-${MAIN_VERSION}'
	DH_OPTIONS= dh_gencontrol -pss-dev \
	  -u '-v${SS_VERSION}-${MAIN_VERSION}'
	DH_OPTIONS= dh_gencontrol -puuid-dev \
	  -u '-v${UUID_VERSION}-${MAIN_VERSION}'

	dh_md5sums -Ne2fsprogs-udeb -Nlibblkid1-udeb -Nlibuuid1-udeb
	dh_builddeb -Ne2fsprogs-udeb -Nlibblkid1-udeb -Nlibuuid1-udeb

	# udeb stuff
	dh_gencontrol	-pe2fsprogs-udeb -- -fdebian/files~
	dpkg-distaddfile $(UDEB_NAME) debian-installer $(UDEB_PRIORITY)
	dh_builddeb -pe2fsprogs-udeb --filename=$(UDEB_NAME)

	dh_gencontrol	-plibblkid1-udeb -- -fdebian/files~
	dpkg-distaddfile $(BLKID_UDEB_NAME) debian-installer $(BLKID_UDEB_PRIORITY)
	dh_builddeb -plibblkid1-udeb --filename=$(BLKID_UDEB_NAME)

	dh_gencontrol	-plibuuid1-udeb -- -fdebian/files~
	dpkg-distaddfile $(UUID_UDEB_NAME) debian-installer $(UUID_UDEB_PRIORITY)
	dh_builddeb -plibuuid1-udeb --filename=$(UUID_UDEB_NAME)

binary: binary-indep binary-arch

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