branches/kernel-image-2.6.11/Makefile

#
# This Makefile executes the unpack/build/binary targets for a single
# subarch, which is passed in the subarch variable. Empty subarch
# variable means that we are building for an arch without the subarch.
# Additionally, variables version, abiname and ktver are
# expected to be available (need to be exported from the parent process).
# It is possible to override the flavours by setting the flavours
# variable.
#
SHELL  := sh -e
debver := $(version)-$(abiname)
uver   := $(subst .,_,$(version))
debnum := -$(abiname)
kbpkg  := kernel-kbuild-$(version)-$(abiname)
kpatch := /usr/src/kernel-patches/all/$(version)/apply/debian $(version)-$(ktver)
DEBIAN_UPSTREAM_VERSION := $(version)
ifeq (,$(DEB_HOST_ARCH))
  DEB_HOST_ARCH  := $(shell dpkg-architecture -qDEB_HOST_ARCH)
  DEB_BUILD_ARCH := $(shell dpkg-architecture -qDEB_BUILD_ARCH)
endif
export version debnum DEBIAN_UPSTREAM_VERSION

karch := $(DEB_HOST_ARCH)
#
# Build the list of common config files to be included
#
ifeq ($(subarch),none)
  basedir := arch/$(karch)
else
  basedir := arch/$(karch)/$(subarch)
endif
default := $(basedir)/config.default
configs := $(notdir $(wildcard $(basedir)/config.*))
configs := $(filter-out config.common config.default, $(configs))
tkdir   := kernel-source-$(version)
kdir    := kernel-source-$(version)-$(subarch)
ifndef flavours
  flavours := $(patsubst config.%,%,$(configs))
endif
build_prefix := build-$(subarch)-
 
-include $(basedir)/Makefile.inc
#
# Here we construct the command lines for different make-kpkg
# calls (build, kernel-image, kernel-headers) based on the values
# of variables defined so far and provided by the arch/subarch
# in Makefile.inc. Note that $$i in these expressions is going to
# become a reference to the shell variable $i, which is expected
# to have the current flavour. This is slightly evil, but saves
# a lot of grief.
#
kpkg_headers_cmd := HEADER_CLEAN_HOOK='$(CURDIR)/header-install-$(subarch)'
kpkg_headers_cmd += make-kpkg --append-to-version $(debnum)
kpkg_build_cmd  := make-kpkg --append-to-version $(debnum)-$$i
ifdef added_patches
  kpkg_headers_cmd += --added_patches $(subst @uver@,$(uver),$(added_patches))
  kpkg_build_cmd   += --added_patches $(subst @uver@,$(uver),$(added_patches))
endif
ifdef build_subarch
  kpkg_build_cmd += --subarch $$i
endif
ifdef headers_subarch
  kpkg_headers_cmd += --subarch $(headers_subarch)
endif
ifdef build_makeflags
  kpkg_build_cmd := MAKEFLAGS=$(build_makeflags) $(kpkg_build_cmd)
endif
kpkg_image_cmd  := $(kpkg_build_cmd) --initrd kernel_image
kpkg_build_cmd  += build
kpkg_headers_cmd += kernel-headers
ifndef headers_dirs
  headers_dirs = $(karch)
endif
ifneq (no,$(include_common_config))
  ccommon := arch/config.common
endif
ccommon += arch/$(karch)/config.common arch/$(karch)/$(subarch)/config.common
bdirs := $(addprefix build-$(subarch)-, $(flavours))
#
# TODO:
#  * Check that make oldconfig does not actually
#    change the config file. If it does, something
#    is wrong (missing/extra options, etc).
#
unpack: unpack-stamp-$(subarch)
unpack-stamp-$(subarch): $(configs) header-install-$(subarch) $(bdirs)
#       We remove the configs just in case
        rm -f $(configs)
        touch unpack-stamp-$(subarch)
#
# TODO:
#   * Implement optional stripping of the kernel
#     (for sparc). 
#   * Check that it is really ok to call --subarch
#     with the name of the flavour. For mips which
#     is another --subarch user it should be fine.
#
build: build-stamp-$(subarch)
build-stamp-$(subarch): unpack-stamp-$(subarch)
        dh_testdir
        PATH=$$PWD/bin:$$PATH;          \
        for i in $(flavours); do        \
          cd build-$(subarch)-$$i;      \
          $(kpkg_build_cmd);            \
          cd ..;                        \
        done
        touch build-stamp-$(subarch)

binary-indep: build
binary-arch: build
        dh_testdir
        dh_clean -k
        dh_installdirs

        cd $(kdir); $(kpkg_headers_cmd)
#
#       Hmm, is it right to just cat all the debian/files
#       together? Need to check it out...
#
        cat $(kdir)/debian/files >> debian/files

        for i in $(flavours); do                        \
          cp -al build-$(subarch)-$$i install-$$i;      \
          cd install-$$i;                               \
          $(kpkg_image_cmd);                            \
          cd ..;                                        \
          cat install-$$i/debian/files >> debian/files;   \
          rm -rf install-$$i ;                          \
        done
        mv *.deb ..

binary: binary-indep binary-arch

header-install-$(subarch): header-install.in
        sed -e 's,@kbpkg@,$(kbpkg),g'                           \
            -e 's,@ksource_dir@,$(CURDIR)/$(kdir),g'            \
            -e 's,@headers_dirs@,$(headers_dirs),g'             \
            -e 's,@headers_extra@,$(headers_extra),g'           \
            header-install.in > header-install-$(subarch)
        chmod u+x header-install-$(subarch)
#
# The way to make the correct package names is to make a
# subarch-specific post-install script...
#
post-install: post-install.in
        sed -e 's,@initrd_modules@,$(initrd_modules),'  \
            post-install.in > post-install
#
# Generates the kernel config file for a subarch by merging
# the arch-independent config file (arch/config.common),
# arch-specific config file (arch/$(karch)/config.common),
# and subarch specific one (arch/$(karch)/config.subarch).
# It is possible to avoid the inclusion of the arch-indep
# config file by setting include_common_config = no in the
# arch/$(karch)/Makefile.inc.
#
config.%:
        @echo "Generating configuration file $@:"
        rm -f $@
        for i in $(ccommon); do \
          if [ -f $${i} ]; then \
            cat $${i} >> $@;      \
          fi;                   \
        done
#       Flavour config file must be present
        cat $(basedir)/$@ >> $@                    
#
# TODO: subarch specific patches
#
$(kdir): post-install
        dh_testdir
        tar jxf /usr/src/$(tkdir).tar.bz2
        mkdir -p $(tkdir)/debian
        cp debian/changelog $(tkdir)/debian
        cp debian/control   $(tkdir)/debian
        cp debian/copyright $(tkdir)/debian
        cp $(default) $(tkdir)/.config
        touch $(tkdir)/debian/official
        install post-install $(tkdir)/debian
        cd $(tkdir) && $(kpatch)
#       Here we need to do the subarch-specific patching
        mv $(tkdir) $@

build-%: $(kdir)
        if [ ! -d $@ ]; then                                    \
          cp -al $(kdir) $@;                                    \
          cp config.$(subst build-$(subarch)-,,$@) $@/.config;  \
        fi

.PHONY: build unpack binary-indep binary-arch binary
1	jurij-guest	3146	#
2			# This Makefile executes the unpack/build/binary targets for a single
3			# subarch, which is passed in the subarch variable. Empty subarch
4			# variable means that we are building for an arch without the subarch.
5			# Additionally, variables version, abiname and ktver are
6			# expected to be available (need to be exported from the parent process).
7			# It is possible to override the flavours by setting the flavours
8			# variable.
9			#
10			SHELL := sh -e
11			debver := $(version)-$(abiname)
12			uver := $(subst .,_,$(version))
13			debnum := -$(abiname)
14			kbpkg := kernel-kbuild-$(version)-$(abiname)
15			kpatch := /usr/src/kernel-patches/all/$(version)/apply/debian $(version)-$(ktver)
16			DEBIAN_UPSTREAM_VERSION := $(version)
17			ifeq (,$(DEB_HOST_ARCH))
18			DEB_HOST_ARCH := $(shell dpkg-architecture -qDEB_HOST_ARCH)
19			DEB_BUILD_ARCH := $(shell dpkg-architecture -qDEB_BUILD_ARCH)
20			endif
21			export version debnum DEBIAN_UPSTREAM_VERSION
22
23	jurij-guest	3198	karch := $(DEB_HOST_ARCH)
24			#
25			# Build the list of common config files to be included
26			#
27	jurij-guest	3146	ifeq ($(subarch),none)
28			basedir := arch/$(karch)
29			else
30			basedir := arch/$(karch)/$(subarch)
31			endif
32	jurij-guest	3198	default := $(basedir)/config.default
33			configs := $(notdir $(wildcard $(basedir)/config.*))
34			configs := $(filter-out config.common config.default, $(configs))
35			tkdir := kernel-source-$(version)
36			kdir := kernel-source-$(version)-$(subarch)
37	jurij-guest	3146	ifndef flavours
38			flavours := $(patsubst config.%,%,$(configs))
39			endif
40			build_prefix := build-$(subarch)-
41
42			-include $(basedir)/Makefile.inc
43			#
44			# Here we construct the command lines for different make-kpkg
45			# calls (build, kernel-image, kernel-headers) based on the values
46			# of variables defined so far and provided by the arch/subarch
47			# in Makefile.inc. Note that $$i in these expressions is going to
48			# become a reference to the shell variable $i, which is expected
49			# to have the current flavour. This is slightly evil, but saves
50			# a lot of grief.
51			#
52			kpkg_headers_cmd := HEADER_CLEAN_HOOK='$(CURDIR)/header-install-$(subarch)'
53			kpkg_headers_cmd += make-kpkg --append-to-version $(debnum)
54			kpkg_build_cmd := make-kpkg --append-to-version $(debnum)-$$i
55			ifdef added_patches
56			kpkg_headers_cmd += --added_patches $(subst @uver@,$(uver),$(added_patches))
57			kpkg_build_cmd += --added_patches $(subst @uver@,$(uver),$(added_patches))
58			endif
59			ifdef build_subarch
60			kpkg_build_cmd += --subarch $$i
61			endif
62			ifdef headers_subarch
63			kpkg_headers_cmd += --subarch $(headers_subarch)
64			endif
65			ifdef build_makeflags
66			kpkg_build_cmd := MAKEFLAGS=$(build_makeflags) $(kpkg_build_cmd)
67			endif
68			kpkg_image_cmd := $(kpkg_build_cmd) --initrd kernel_image
69			kpkg_build_cmd += build
70			kpkg_headers_cmd += kernel-headers
71			ifndef headers_dirs
72			headers_dirs = $(karch)
73			endif
74	jurij-guest	3198	ifneq (no,$(include_common_config))
75			ccommon := arch/config.common
76			endif
77			ccommon += arch/$(karch)/config.common arch/$(karch)/$(subarch)/config.common
78	jurij-guest	3201	bdirs := $(addprefix build-$(subarch)-, $(flavours))
79	jurij-guest	3146	#
80			# TODO:
81			# * Check that make oldconfig does not actually
82			# change the config file. If it does, something
83			# is wrong (missing/extra options, etc).
84			#
85			unpack: unpack-stamp-$(subarch)
86	jurij-guest	3201	unpack-stamp-$(subarch): $(configs) header-install-$(subarch) $(bdirs)
87			# We remove the configs just in case
88	jurij-guest	3146	rm -f $(configs)
89			touch unpack-stamp-$(subarch)
90			#
91			# TODO:
92			# * Implement optional stripping of the kernel
93			# (for sparc).
94			# * Check that it is really ok to call --subarch
95			# with the name of the flavour. For mips which
96			# is another --subarch user it should be fine.
97			#
98			build: build-stamp-$(subarch)
99			build-stamp-$(subarch): unpack-stamp-$(subarch)
100			dh_testdir
101			PATH=$$PWD/bin:$$PATH; \
102			for i in $(flavours); do \
103			cd build-$(subarch)-$$i; \
104			$(kpkg_build_cmd); \
105			cd ..; \
106			done
107			touch build-stamp-$(subarch)
108
109			binary-indep: build
110			binary-arch: build
111			dh_testdir
112			dh_clean -k
113			dh_installdirs
114
115			cd $(kdir); $(kpkg_headers_cmd)
116			#
117			# Hmm, is it right to just cat all the debian/files
118			# together? Need to check it out...
119			#
120			cat $(kdir)/debian/files >> debian/files
121
122			for i in $(flavours); do \
123			cp -al build-$(subarch)-$$i install-$$i; \
124			cd install-$$i; \
125			$(kpkg_image_cmd); \
126			cd ..; \
127			cat install-$$i/debian/files >> debian/files; \
128			rm -rf install-$$i ; \
129			done
130			mv *.deb ..
131
132			binary: binary-indep binary-arch
133
134			header-install-$(subarch): header-install.in
135			sed -e 's,@kbpkg@,$(kbpkg),g' \
136			-e 's,@ksource_dir@,$(CURDIR)/$(kdir),g' \
137			-e 's,@headers_dirs@,$(headers_dirs),g' \
138			-e 's,@headers_extra@,$(headers_extra),g' \
139			header-install.in > header-install-$(subarch)
140			chmod u+x header-install-$(subarch)
141	jurij-guest	3198	#
142			# The way to make the correct package names is to make a
143			# subarch-specific post-install script...
144			#
145	jurij-guest	3146	post-install: post-install.in
146			sed -e 's,@initrd_modules@,$(initrd_modules),' \
147			post-install.in > post-install
148			#
149			# Generates the kernel config file for a subarch by merging
150			# the arch-independent config file (arch/config.common),
151			# arch-specific config file (arch/$(karch)/config.common),
152			# and subarch specific one (arch/$(karch)/config.subarch).
153			# It is possible to avoid the inclusion of the arch-indep
154			# config file by setting include_common_config = no in the
155	jurij-guest	3198	# arch/$(karch)/Makefile.inc.
156	jurij-guest	3146	#
157			config.%:
158	jurij-guest	3198	@echo "Generating configuration file $@:"
159			rm -f $@
160			for i in $(ccommon); do \
161			if [ -f $${i} ]; then \
162			cat $${i} >> $@; \
163			fi; \
164			done
165			# Flavour config file must be present
166			cat $(basedir)/$@ >> $@
167	jurij-guest	3146	#
168			# TODO: subarch specific patches
169			#
170			$(kdir): post-install
171			dh_testdir
172			tar jxf /usr/src/$(tkdir).tar.bz2
173			mkdir -p $(tkdir)/debian
174			cp debian/changelog $(tkdir)/debian
175			cp debian/control $(tkdir)/debian
176			cp debian/copyright $(tkdir)/debian
177			cp $(default) $(tkdir)/.config
178			touch $(tkdir)/debian/official
179			install post-install $(tkdir)/debian
180			cd $(tkdir) && $(kpatch)
181			# Here we need to do the subarch-specific patching
182			mv $(tkdir) $@
183
184	jurij-guest	3201	build-%: $(kdir)
185			if [ ! -d $@ ]; then \
186			cp -al $(kdir) $@; \
187			cp config.$(subst build-$(subarch)-,,$@) $@/.config; \
188			fi
189
190	jurij-guest	3146	.PHONY: build unpack binary-indep binary-arch binary