Explicity select what is copied inside the DKMS source tree

[mirror_spl-debian.git] / debian / rules

#!/usr/bin/make -f

NAME := $(shell awk '$$1 == "Name:" { print $$2; }' META)
VERSION := $(shell dpkg-parsechangelog \
  | awk '$$1 == "Version:" { print $$2; }' | cut -d- -f1)

DKMSFILES := module include config Makefile.in autogen.sh dkms.conf.in \
			spl.release.in META spl_config.h AUTHORS DISCLAIMER

%:
	dh $@ --with dkms

override_dh_auto_configure:
	@# Embed the downstream version in the module.
	@sed -e 's/^Version:.*/Version:      $(VERSION)/' -i.orig META

	@# Create the makefiles and configure script.
	./autogen.sh

	@# Build the userland, but don't build the kernel modules.
	./configure --prefix=/usr --with-config=user
	
override_dh_auto_test:
	# scripts/check.sh tries insmod and rmmod, so it cannot
	# run in an unprivileged build environment.

override_dh_auto_install:
	@# Install the utilities.
	$(MAKE) install DESTDIR='$(CURDIR)/debian/tmp'

	@# Create a dummy hostid file for the zfs-initramfs package.
	@# NB: Commentary in the spl.postinst script.
	mkdir -p '$(CURDIR)/debian/tmp/etc/'
	/usr/bin/printf '\xFF\xFF\xFF\xFF' >'$(CURDIR)/debian/tmp/etc/hostid'

	@# Get a bare copy of the source code.
	@# This creates the $(CURDIR)/$(NAME)-$(VERSION)/ tree.
	$(MAKE) distdir

	# Install the DKMS source.
	@# We only want the files needed to build the modules
	mkdir -p '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)'
	$(foreach file,$(DKMSFILES),mv '$(CURDIR)/$(NAME)-$(VERSION)/$(file)' '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)';)
	@# Hellish awk line:
	@#  * Deletes from configure.ac the parts not needed for building the kernel module
	@#     * It deletes from inside AC_CONFIG_FILES([]) everything except:
	@#        (Makefile$|include/|module/|*.release$|dkms.conf$)
	@#  * Takes care of spaces and tabs
	awk '/^AC_CONFIG_FILES\(\[/,/^\]\)/ { if ($$0 !~ /^(AC_CONFIG_FILES\(\[([ \t]+)?$$|\]\)([ \t]+)?$$|([ \t]+)?(include\/|module\/|Makefile([ \t]+)?$$|spl\.release([ \t]+)?$$|dkms\.conf([ \t]+)?$$))/){next} } {print}' \
		'$(CURDIR)/$(NAME)-$(VERSION)/configure.ac' > '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)/configure.ac'
	cp '$(CURDIR)/autogen.sh' '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)'
	cd '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)'; ./autogen.sh
	rm -fr '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)/autom4te.cache'

	@# This shunt allows DKMS to install the Module.symvers and spl_config.h
	@# files to the ${dkms_tree} area through the POST_INSTALL directive.
	echo '#!/bin/sh'  >'$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)/cp'
	echo 'cp "$$@"'  >>'$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)/cp'
	chmod 755 '$(CURDIR)/debian/tmp/usr/src/$(NAME)-$(VERSION)/cp'

override_dh_dkms:
	dh_dkms -V $(VERSION)

override_dh_auto_clean:
	dh_auto_clean
	@if test -e META.orig; then mv META.orig META; fi