#!/usr/bin/make -f

SHELL := sh -e

-include /usr/share/python/python.mk

DEB_HOST_GNU_TYPE	?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE	?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_MULTIARCH	?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)

ifneq ($(DEB_HOST_GNU_TYPE),$(DEB_BUILD_GNU_TYPE))
	CROSS= --build=$(DEB_BUILD_GNU_TYPE) --host=$(DEB_HOST_GNU_TYPE) CC=$(DEB_HOST_GNU_TYPE)-gcc LD=$(DEB_HOST_GNU_TYPE)-ld
else
	CROSS= --build=$(DEB_BUILD_GNU_TYPE)
endif

# HOWMANY is the number of bytes looked at by file
CFLAGS += -DHOWMANY=0x18000

PYTHON_VERSIONS=$(shell pyversions -r debian/control)
PYTHON3_VERSIONS=$(shell py3versions -r debian/control)

%:
	dh ${@} --with autotools_dev,python2,python3

override_dh_auto_clean:
	dh_auto_clean

	rm -rf python/build
	rm -rf python/__pycache__
	rm -f python/*.pyc

override_dh_auto_build:
	dh_auto_build

	for python in $(PYTHON_VERSIONS); \
	do \
		(cd python && $$python setup.py build_ext \
			-L$(CURDIR)/src/.libs); \
	done

	for python in $(PYTHON3_VERSIONS); \
	do \
		(cd python && $$python setup.py build_ext \
			-L$(CURDIR)/src/.libs); \
	done

override_dh_auto_configure:
	dh_auto_configure -- $(CROSS) --prefix=/usr --datadir=\$${prefix}/share --libdir=\$${prefix}/lib/$(DEB_HOST_MULTIARCH) --mandir=\$${prefix}/share/man --enable-fsect-man5 --enable-static --disable-silent-rules CFLAGS="$(CFLAGS)"

override_dh_auto_install:
	dh_auto_install

	mv debian/tmp/usr/share/misc debian/tmp/usr/share/file

	install -D -m 0644 magic/magic.local debian/tmp/etc/magic
	install -D -m 0644 magic/magic.local debian/tmp/etc/magic.mime

	for python in $(PYTHON_VERSIONS); \
	do \
		(cd python && $$python setup.py install --no-compile \
			--root=$(CURDIR)/debian/python-magic $(py_setup_install_args)); \
	done

	for python in $(PYTHON3_VERSIONS); \
	do \
		(cd python && $$python setup.py install --no-compile \
			--root=$(CURDIR)/debian/python3-magic $(py_setup_install_args)); \
	done

	# Installing additional headers
	mkdir -p debian/libmagic-dev/usr/include/file
	cp src/file.h debian/libmagic-dev/usr/include/file

	# Removing useless files
	rm -f debian/tmp/usr/lib/*/*.la

override_dh_builddeb:
	dh_builddeb -- -Zxz

override_dh_install:
	dh_install --fail-missing

override_dh_shlibdeps:
	dh_shlibdeps -Llibmagic1 -ldebian/libmagic1/usr/lib

override_dh_strip:
	dh_strip --dbg-package=file-dbg