debian/rules.d/0-common-vars.mk

   1 # Used when you need to 'escape' a comma.
   2 comma = ,
   3
   4 #
   5 # The source package name will be the first token from $(DEBIAN)/changelog
   6 #
   7 src_pkg_name=$(shell sed -n '1s/^\(.*\) (.*).*$$/\1/p' $(DEBIAN)/changelog)
   8
   9 # Get some version info
  10 release := $(shell sed -n '1s/^$(src_pkg_name).*(\(.*\)-.*).*$$/\1/p' $(DEBIAN)/changelog)
  11 revisions := $(shell sed -n 's/^$(src_pkg_name)\ .*($(release)-\(.*\)).*$$/\1/p' $(DEBIAN)/changelog | tac)
  12 revision ?= $(word $(words $(revisions)),$(revisions))
  13 prev_revisions := $(filter-out $(revision),0.0 $(revisions))
  14 prev_revision := $(word $(words $(prev_revisions)),$(prev_revisions))
  15
  16 prev_fullver ?= $(shell dpkg-parsechangelog -l$(DEBIAN)/changelog -o1 -c1 | sed -ne 's/^Version: *//p')
  17
  18 family=ubuntu
  19
  20 # This is an internally used mechanism for the daily kernel builds. It
  21 # creates packages whose ABI is suffixed with a minimal representation of
  22 # the current git HEAD sha. If .git/HEAD is not present, then it uses the
  23 # uuidgen program,
  24 #
  25 # AUTOBUILD can also be used by anyone wanting to build a custom kernel
  26 # image, or rebuild the entire set of Ubuntu packages using custom patches
  27 # or configs.
  28 AUTOBUILD=
  29
  30 ifneq ($(AUTOBUILD),)
  31 skipabi         = true
  32 skipmodule      = true
  33 skipdbg         = true
  34 gitver=$(shell if test -f .git/HEAD; then cat .git/HEAD; else uuidgen; fi)
  35 gitverpre=$(shell echo $(gitver) | cut -b -3)
  36 gitverpost=$(shell echo $(gitver) | cut -b 38-40)
  37 abi_suffix = -$(gitverpre)$(gitverpost)
  38 endif
  39
  40 ifneq ($(NOKERNLOG),)
  41 ubuntu_log_opts += --no-kern-log
  42 endif
  43 ifneq ($(PRINTSHAS),)
  44 ubuntu_log_opts += --print-shas
  45 endif
  46
  47 # Get the kernels own extra version to be added to the release signature.
  48 raw_kernelversion=$(shell make kernelversion)
  49
  50 #
  51 # full_build -- are we doing a full buildd style build
  52 #
  53 ifeq ($(wildcard /CurrentlyBuilding),)
  54 full_build?=false
  55 else
  56 full_build?=true
  57 endif
  58
  59 #
  60 # The debug packages are ginormous, so you probably want to skip
  61 # building them (as a developer).
  62 #
  63 ifeq ($(full_build),false)
  64 skipdbg=true
  65 endif
  66
  67 abinum          := $(shell echo $(revision) | sed -r -e 's/([^\+~]*)\.[^\.]+(~.*)?(\+.*)?$$/\1/')$(abi_suffix)
  68 prev_abinum     := $(shell echo $(prev_revision) | sed -r -e 's/([^\+~]*)\.[^\.]+(~.*)?(\+.*)?$$/\1/')$(abi_suffix)
  69 abi_release     := $(release)-$(abinum)
  70
  71 uploadnum       := $(shell echo $(revision) | sed -r -e 's/[^\+~]*\.([^\.~]+(~.*)?(\+.*)?$$)/\1/')
  72 ifneq ($(full_build),false)
  73   uploadnum     := $(uploadnum)-Ubuntu
  74 endif
  75
  76 # XXX: linux-libc-dev got bumped to -803.N inadvertantly by a ti-omap4 upload
  77 #      shift our version higher for this package only.  Ensure this only
  78 #      occurs for the v2.6.35 kernel so that we do not propogate this into
  79 #      any other series.
  80 raw_uploadnum   := $(shell echo $(revision) | sed -e 's/.*\.//')
  81 libc_dev_version :=
  82 ifeq ($(DEBIAN),debian.master)
  83 ifeq ($(release),2.6.35)
  84 libc_dev_version := -v$(release)-$(shell expr "$(abinum)" + 1000).$(raw_uploadnum)
  85 endif
  86 endif
  87
  88 DEB_HOST_MULTIARCH = $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
  89 DEB_HOST_GNU_TYPE  = $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
  90 DEB_BUILD_GNU_TYPE = $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
  91 DEB_HOST_ARCH = $(shell dpkg-architecture -qDEB_HOST_ARCH)
  92 DEB_BUILD_ARCH = $(shell dpkg-architecture -qDEB_BUILD_ARCH)
  93
  94 #
  95 # Detect invocations of the form 'fakeroot debian/rules binary arch=armhf'
  96 # within an x86'en schroot. This only gets you part of the way since the
  97 # packaging phase fails, but you can at least compile the kernel quickly.
  98 #
  99 arch := $(DEB_HOST_ARCH)
 100 ifneq ($(arch),$(DEB_HOST_ARCH))
 101         CROSS_COMPILE ?= $(shell dpkg-architecture -a$(arch) -qDEB_HOST_GNU_TYPE -f 2>/dev/null)-
 102 endif
 103
 104 #
 105 # Detect invocations of the form 'dpkg-buildpackage -B -aarmhf' within
 106 # an x86'en schroot. This is the only way to build all of the packages
 107 # (except for tools).
 108 #
 109 ifneq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
 110         CROSS_COMPILE ?= $(DEB_HOST_GNU_TYPE)-
 111 endif
 112
 113 abidir          := $(CURDIR)/$(DEBIAN)/abi/$(release)-$(revision)/$(arch)
 114 prev_abidir     := $(CURDIR)/$(DEBIAN)/abi/$(release)-$(prev_revision)/$(arch)
 115 commonconfdir   := $(CURDIR)/$(DEBIAN)/config
 116 archconfdir     := $(CURDIR)/$(DEBIAN)/config/$(arch)
 117 sharedconfdir   := $(CURDIR)/debian.master/config
 118 builddir        := $(CURDIR)/debian/build
 119 stampdir        := $(CURDIR)/debian/stamps
 120
 121 #
 122 # The binary package name always starts with linux-image-$KVER-$ABI.$UPLOAD_NUM. There
 123 # are places that you'll find linux-image hard coded, but I guess thats OK since the
 124 # assumption that the binary package always starts with linux-image will never change.
 125 #
 126 bin_pkg_name=linux-image-$(abi_release)
 127 extra_pkg_name=linux-image-extra-$(abi_release)
 128 hdrs_pkg_name=linux-headers-$(abi_release)
 129 indep_hdrs_pkg_name=$(src_pkg_name)-headers-$(abi_release)
 130
 131 #
 132 # The generation of content in the doc package depends on both 'AUTOBUILD=' and
 133 # 'do_doc_package_content=true'. There are usually build errors during the development
 134 # cycle, so its OK to leave 'do_doc_package_content=false' until those build
 135 # failures get sorted out. Finally, the doc package doesn't really need to be built
 136 # for developer testing (its kind of slow), so only do it if on a buildd.
 137 do_doc_package=true
 138 do_doc_package_content=true
 139 ifeq ($(full_build),false)
 140 do_doc_package_content=false
 141 endif
 142 doc_pkg_name=$(src_pkg_name)-doc
 143
 144 #
 145 # Similarly with the linux-source package, you need not build it as a developer. Its
 146 # somewhat I/O intensive and utterly useless.
 147 #
 148 do_source_package=true
 149 do_source_package_content=true
 150 ifeq ($(full_build),false)
 151 do_source_package_content=false
 152 endif
 153
 154 # linux-libc-dev may not be needed, default to building it.
 155 do_libc_dev_package=true
 156
 157 # common headers normally is built as an indep package, but may be arch
 158 do_common_headers_indep=true
 159
 160 # add a 'full source' mode
 161 do_full_source=false
 162
 163 # build tools
 164 ifneq ($(wildcard $(CURDIR)/tools),)
 165         ifeq ($(do_tools),)
 166                 ifneq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
 167                         do_tools=false
 168                 endif
 169         endif
 170         do_tools?=true
 171 else
 172         do_tools?=false
 173 endif
 174 tools_pkg_name=$(src_pkg_name)-tools-$(abi_release)
 175 tools_common_pkg_name=$(src_pkg_name)-tools-common
 176 tools_flavour_pkg_name=linux-tools-$(abi_release)
 177 cloud_pkg_name=$(src_pkg_name)-cloud-tools-$(abi_release)
 178 cloud_common_pkg_name=$(src_pkg_name)-cloud-tools-common
 179 cloud_flavour_pkg_name=linux-cloud-tools-$(abi_release)
 180
 181 # The general flavour specific image package.
 182 do_flavour_image_package=true
 183
 184 # The general flavour specific header package.
 185 do_flavour_header_package=true
 186
 187 # DTBs
 188 do_dtbs=false
 189
 190 # Support parallel=<n> in DEB_BUILD_OPTIONS (see #209008)
 191 #
 192 # These 2 environment variables set the -j value of the kernel build. For example,
 193 # CONCURRENCY_LEVEL=16 fakeroot $(DEBIAN)/rules binary-debs
 194 # or
 195 # DEB_BUILD_OPTIONS=parallel=16 fakeroot $(DEBIAN)/rules binary-debs
 196 #
 197 # The default is to use the number of CPUs.
 198 #
 199 COMMA=,
 200 DEB_BUILD_OPTIONS_PARA = $(subst parallel=,,$(filter parallel=%,$(subst $(COMMA), ,$(DEB_BUILD_OPTIONS))))
 201 ifneq (,$(DEB_BUILD_OPTIONS_PARA))
 202   CONCURRENCY_LEVEL := $(DEB_BUILD_OPTIONS_PARA)
 203 endif
 204
 205 ifeq ($(CONCURRENCY_LEVEL),)
 206   # Check the environment
 207   CONCURRENCY_LEVEL := $(shell echo $$CONCURRENCY_LEVEL)
 208   # No? Then build with the number of CPUs on the host.
 209   ifeq ($(CONCURRENCY_LEVEL),)
 210       CONCURRENCY_LEVEL := $(shell expr `getconf _NPROCESSORS_ONLN` \* 1)
 211   endif
 212   # Oh hell, give 'em one
 213   ifeq ($(CONCURRENCY_LEVEL),)
 214     CONCURRENCY_LEVEL := 1
 215   endif
 216 endif
 217
 218 conc_level              = -j$(CONCURRENCY_LEVEL)
 219
 220 # target_flavour is filled in for each step
 221 kmake = make ARCH=$(build_arch) \
 222         CROSS_COMPILE=$(CROSS_COMPILE) \
 223         KERNELVERSION=$(abi_release)-$(target_flavour) \
 224         CONFIG_DEBUG_SECTION_MISMATCH=y \
 225         KBUILD_BUILD_VERSION="$(uploadnum)" \
 226         LOCALVERSION= localver-extra= \
 227         CFLAGS_MODULE="-DPKG_ABI=$(abinum)"
 228 ifneq ($(LOCAL_ENV_CC),)
 229 kmake += CC=$(LOCAL_ENV_CC) DISTCC_HOSTS=$(LOCAL_ENV_DISTCC_HOSTS)
 230 endif
 231
 232 # Locking is required in parallel builds to prevent loss of contents
 233 # of the debian/files.
 234 lockme_file = $(CURDIR)/debian/.LOCK
 235 lockme_cmd = flock -w 60
 236 lockme = $(lockme_cmd) $(lockme_file)
 237
 238 # Don't fail if a link already exists.
 239 LN = ln -sf
 240
 241 # Checks if a var is overriden by the custom rules. Called with var and
 242 # flavour as arguments.
 243 custom_override = \
 244  $(shell if [ -n "$($(1)_$(2))" ]; then echo "$($(1)_$(2))"; else echo "$($(1))"; fi)