#!/usr/bin/make -f
#
# Required variables
#
version   := 2.6.11
abiname   := 1
ktver     := 5
#
# Generally nothing needs to be modified below this line
#
SHELL     := sh -e
kbpkg     := kernel-kbuild-$(version)-$(abiname)
controls  := $(wildcard arch/*/control.in arch/*/*/control.in)
karch     := $(shell dpkg-architecture -qDEB_HOST_ARCH)
#
# If we are not passed a subarchs variable, we obtain the complete
# subarch list as a list of subdirectories in arch/$(karch). We
# also export the flavours variables, which allows to control which
# flavours are built.
#
ifndef subarchs
  subarchs := $(shell find arch/$(karch) \
                           -type d -mindepth 1 -maxdepth 1 \
                           ! -name '.svn' ! -name 'patches' \
                           -printf '%f\n')
endif
ifeq (,$(subarchs))
  subarchs := none
endif

export version abiname ktver kbuildver flavours

unpack: unpack-stamp
unpack-stamp:
	dh_testdir
	for i in $(subarchs); do				\
	  $(MAKE) subarch=$${i} unpack;				\
	done
	ln -s $$(command -v touch) bin/touch.orig
	touch unpack-stamp

build: build-stamp
build-stamp: unpack-stamp
	dh_testdir
	for i in $(subarchs); do				\
	  $(MAKE) subarch=$${i} build;	\
	done
	touch build-stamp

clean:
	dh_testdir
	rm -f *-stamp-* *-stamp config.*
	rm -f header-install-* post-install-* bin/touch.orig
	rm -rf kernel-source-* build-* install-* 
	dh_clean

binary-indep: build
binary-arch: build
	dh_testdir
	for i in $(subarchs); do                                \
	  $(MAKE) subarch=$${i} binary;	\
	done

binary:	binary-indep binary-arch

#
# Prepares debian/control by cat'ing together all the
# control files, substituting variables, removing all
# empty lines and inserting a newline before every
# line starting with 'Package:'
#
debian/control:
	cat debian/control.in $(controls) |     \
	sed -e 's,@karch@,$(karch),g'           \
	    -e 's,@version@,$(version),g'       \
	    -e 's,@ktver@,$(ktver),g'           \
	    -e 's,@abiname@,$(abiname),g'       \
	    -e 's,@kbpkg@,$(kbpkg),g' |         \
	sed '/^[[:space:]]*$$/d' |              \
        sed 's/^Package:/\n&/g' > debian/control

.PHONY: clean build unpack binary-indep binary-arch binary