#!/usr/bin/make -f

include /usr/share/quilt/quilt.make
QUILT = QUILT_PATCHES=$(QUILT_PATCH_DIR) quilt --quiltrc /dev/null

###################### user serviceable parts ######################

###
# build a separate mutt-patched package?
BUILD_PATCHED := yes
###
# header cache backend
# HCACHE_DB := bdb
# HCACHE_DB := gdbm
# HCACHE_DB := qdbm
HCACHE_DB := tokyocabinet
###
# GPGME backend
GPGME := --enable-gpgme
###

###################### variables ######################

ifneq ($(BUILD_PATCHED),yes)
export DH_OPTIONS := -Nmutt-patched
endif

# Configure arguments

ifeq ($(HCACHE_DB),bdb)
    hcache_db := --without-gdbm --without-qdbm --without-tokyocabinet
endif
ifeq ($(HCACHE_DB),gdbm)
    hcache_db := --without-qdbm --without-bdb --without-tokyocabinet
endif
ifeq ($(HCACHE_DB),qdbm)
    hcache_db := --without-gdbm --without-bdb --without-tokyocabinet
endif
ifeq ($(HCACHE_DB),tokyocabinet)
    hcache_db := --without-gdbm --without-bdb --without-qdbm
endif

confflags =	--prefix=/usr			\
		--sysconfdir=/etc		\
		--mandir=/usr/share/man		\
		--with-sharedir=/usr/share/mutt	\
		--with-docdir=/usr/share/doc	\
		--with-mailpath=/var/mail	\
						\
		--disable-dependency-tracking	\
						\
		--enable-compressed		\
		--enable-debug			\
		--enable-fcntl			\
		--enable-hcache			\
		$(GPGME)			\
		--enable-imap			\
		--enable-smtp			\
		--enable-inodesort		\
		--enable-pop			\
						\
		--with-curses			\
		--with-gnutls			\
		--with-gss			\
		--with-idn			\
		--with-mixmaster		\
		--with-sasl			\
						\
		$(hcache_db)

DEB_HOST_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
confflags += --build $(DEB_BUILD_GNU_TYPE)
# Only specify --host when cross-compiling
ifneq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
    confflags += --host $(DEB_HOST_GNU_TYPE)
endif

# CFLAGS
CFLAGS   = -Wall -g
CPPFLAGS = -I/usr/include/qdbm
ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -O0
else
	CFLAGS += -O2
endif

# Directory to make the build on
objdir = $(CURDIR)/obj-$(DEB_HOST_GNU_TYPE)

###################### main ######################

$(objdir)-patched/build-stamp: $(QUILT_STAMPFN)
	dh_testdir
	dh_clean
	-mkdir $(objdir)-patched
	
ifeq ($(BUILD_PATCHED),yes)
	###################### building mutt-patched ######################
	$(QUILT) applied > PATCHES
	autoreconf --install --include=m4
	cd $(objdir)-patched && \
	env CFLAGS="$(CFLAGS)" CPPFLAGS="$(CPPFLAGS)" \
	../configure $(confflags)
	
	echo '#include "config-debian.h"' >> $(objdir)-patched/config.h
	
	# we should just "make mutt" here, but that doesn't work yet
	cd $(objdir)-patched && $(MAKE) CFLAGS="$(CFLAGS)"
endif
	
	touch $@

build build-arch: $(objdir)/build-stamp
$(objdir)/build-stamp: $(objdir)-patched/build-stamp
	###################### building mutt ######################
	$(QUILT) pop mutt.org
	$(QUILT) applied > PATCHES
	
	autoreconf --install --include=m4
	-mkdir $(objdir)
	cd $(objdir) && \
	env CFLAGS="$(CFLAGS)" CPPFLAGS="$(CPPFLAGS)" \
	../configure $(confflags)
	
	echo '#include "config-debian.h"' >>$(objdir)/config.h
	
	cd $(objdir) && $(MAKE) CFLAGS="$(CFLAGS)"
	
	touch $@

install: build
	###################### install ######################
	dh_testdir
	dh_testroot
	dh_prep
	cd $(objdir) && $(MAKE) install DESTDIR=$(CURDIR)/debian/tmp
	
	cd debian/tmp/usr/share/doc && \
	rm -rf samples/iconv samples/ca-bundle.crt && \
	mv NEWS NEWS.old && \
	cp $(CURDIR)/UPDATING NEWS
	
	chmod +x debian/extra/lib/*
	chmod +x debian/header.awk
	debian/header.awk debian/patches/features/* \
		debian/patches/mutt-patched/* > debian/tmp/README.Patches
	
	( sed -e '/## More settings/,$$d' $(objdir)/doc/Muttrc || exit 1 ; \
	  cat debian/extra/rc/Muttrc.foot ) > debian/tmp/Muttrc
	
	( echo "# GnuPG configuration"; \
	  grep '^set' contrib/gpg.rc; \
	  echo ) > debian/tmp/gpg.rc
	
ifeq ($(BUILD_PATCHED),yes)
	# temporarily call the binary mutt-patched so dh_strip gets the debug file name right
	install -D $(objdir)-patched/mutt debian/mutt-patched/usr/bin/mutt-patched
endif
	
	# reportbug driver
	dh_installdirs
	install -m644 debian/bug/control $(CURDIR)/debian/mutt/usr/share/bug/mutt
	install       debian/bug/script  $(CURDIR)/debian/mutt/usr/share/bug/mutt

binary binary-arch: install
	###################### binary ######################
	dh_install
	dh_installman
	dh_installmenu
	dh_installmime
	dh_installdocs
	dh_installexamples
	dh_installchangelogs ChangeLog
	-dh_lintian
	
	dh_strip --dbg-package=mutt-dbg
	rm -rf $(CURDIR)/debian/mutt-dbg/usr/share/doc/mutt-dbg \
		$(CURDIR)/debian/mutt-patched/usr/share/doc/mutt-patched
ifeq ($(BUILD_PATCHED),yes)
	mv debian/mutt-patched/usr/bin/mutt-patched debian/mutt-patched/usr/bin/mutt
endif
	
	dh_link
	dh_compress --exclude usr/share/doc/mutt/README.Patches
	dh_fixperms --exclude usr/bin/mutt_dotlock
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol
	dh_md5sums
	dh_builddeb

build-indep binary-indep:
	@echo "Nothing to do."

clean: unpatch
	###################### clean ######################
	dh_testdir
	dh_testroot
	
	# please dpkg-source
	rm -f po/*.gmo
	echo -n > PATCHES
	
	# remove build trees
	rm -rf $(objdir) $(objdir)-patched
	
	# remove autotool-generated files so they don't show up in the diff.gz
	rm -f configure config.h.in
	rm -f Makefile.in contrib/Makefile.in imap/Makefile.in doc/Makefile.in m4/Makefile.in
	
	dh_clean

.PHONY: configure build build-arch build-indep clean install binary binary-arch binary-indep patch