#!/usr/bin/make -f

# Architecture.
include /usr/share/dpkg/architecture.mk

# Build and include setup?
ifeq ($(DEB_HOST_ARCH),amd64)
INCLUDE_SETUP=yes
else ifeq ($(DEB_HOST_ARCH),i386)
INCLUDE_SETUP=yes
else
INCLUDE_SETUP=no
endif
SETUP_LINK=g++ -Wl,-z,relro -Wl,-z,now -Os
SETUP_LIBS=libepm.a -Wl,-Bstatic -lfltk_images -lpng -lz -ljpeg -lfltk \
           -lXcursor -lXrender -lXext -lXfixes -Wl,-Bdynamic -lXft \
           -lfontconfig -lXinerama -lm -lX11 -ldl

DEB_BUILD_MAINT_OPTIONS="hardening=+all"

# Set build flags.  For wheezy+1, we will switch to using debhelper 9.
# For now, preserve compatibility with squeeze.
DPKG_EXPORT_BUILDFLAGS=1
-include /usr/share/dpkg/buildflags.mk

prefix=/usr

# Do not auto-generate configuration header.
export AUTOHEADER = true

%:
	dh $@

override_dh_auto_configure:
	./configure --build=$(DEB_HOST_MULTIARCH) \
		--prefix=$(prefix) \
		--includedir=$(prefix)/include \
		--mandir=$(prefix)/share/man \
		--infodir=$(prefix)/share/info \
		--sysconfdir=/etc \
		--localstatedir=/var \
		--disable-option-checking \
		--disable-silent-rules \
		--libdir=$(prefix)/lib/$(DEB_HOST_MULTIARCH) \
		--disable-maintainer-mode \
		--disable-dependency-tracking \
		GZIP=/bin/gzip \

override_dh_auto_build:
	dh_auto_build --no-parallel
	mv doc/epm-book.html doc/epm-book.html.save
	dh_auto_build --sourcedirectory=doc
	# Ensure reproducible building by using fixed timestamp in doc
	python3 -c "import zipfile, os, datetime, re, shutil; epoch = int(os.environ.get('SOURCE_DATE_EPOCH', '0')); d = datetime.datetime.fromtimestamp(epoch, datetime.UTC).strftime('%Y-%m-%dT%H:%M:%SZ').encode(); shutil.copy('doc/epm-book.epub', 'doc/epm-book.epub.tmp'); zin = zipfile.ZipFile('doc/epm-book.epub.tmp', 'r'); zout = zipfile.ZipFile('doc/epm-book.epub', 'w', zipfile.ZIP_DEFLATED); [zout.writestr(item, re.sub(rb'<meta property=\"dcterms:modified\">[^<]*</meta>', b'<meta property=\"dcterms:modified\">' + d + b'</meta>', zin.read(item.filename)) if item.filename == 'OEBPS/package.opf' else zin.read(item.filename)) for item in zin.infolist()]; zin.close(); zout.close(); os.unlink('doc/epm-book.epub.tmp')"

	# Rebuild setup and uninst to be as static as possible
	# XXX: on x86 and x86_64 only for now
ifeq ($(INCLUDE_SETUP),yes)
	$(SETUP_LINK) -o setup setup.o setup2.o gui-common.o $(SETUP_LIBS)
	$(SETUP_LINK) -o uninst uninst.o uninst2.o gui-common.o $(SETUP_LIBS)
endif

override_dh_auto_clean:
	dh_auto_clean --sourcedirectory=doc
	dh_auto_clean

	# Some minor cleanup issues
	-mv doc/epm-book.html.save doc/epm-book.html

	# Remove dir created when building
	$(RM) -r linux-*-*

override_dh_auto_install:
	dh_auto_install

	# Remove catX dirs.
	rm -rf debian/epm/usr/share/man/cat1
	rm -rf debian/epm/usr/share/man/cat5

	# Remove extra license file.
	rm -f debian/epm/usr/share/doc/epm/COPYING

	# Remove setup/uninst on unsupported arches.
ifneq ($(INCLUDE_SETUP),yes)
	rm -f debian/epm/usr/lib/epm/setup debian/epm/usr/lib/epm/uninst
endif