include/toplevel.mk

   1 # Makefile for OpenWrt
   2 #
   3 # Copyright (C) 2007-2012 OpenWrt.org
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8
   9 PREP_MK= OPENWRT_BUILD= QUIET=0
  10
  11 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
  12
  13 include $(TOPDIR)/include/verbose.mk
  14
  15 ifeq ($(SDK),1)
  16   include $(TOPDIR)/include/version.mk
  17 else
  18   REVISION:=$(shell $(TOPDIR)/scripts/getver.sh)
  19   SOURCE_DATE_EPOCH:=$(shell $(TOPDIR)/scripts/get_source_date_epoch.sh)
  20 endif
  21
  22 HOSTCC ?= $(CC)
  23 export REVISION
  24 export SOURCE_DATE_EPOCH
  25 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
  26 export GIT_ASKPASS:=/bin/true
  27 export MAKE_JOBSERVER=$(filter --jobserver%,$(MAKEFLAGS))
  28
  29 # prevent perforce from messing with the patch utility
  30 unexport P4PORT P4USER P4CONFIG P4CLIENT
  31
  32 # prevent user defaults for quilt from interfering
  33 unexport QUILT_PATCHES QUILT_PATCH_OPTS
  34
  35 unexport C_INCLUDE_PATH CROSS_COMPILE ARCH
  36
  37 # prevent distro default LPATH from interfering
  38 unexport LPATH
  39
  40 # make sure that a predefined CFLAGS variable does not disturb packages
  41 export CFLAGS=
  42 export LDFLAGS=
  43
  44 empty:=
  45 space:= $(empty) $(empty)
  46 path:=$(subst :,$(space),$(PATH))
  47 path:=$(filter-out .%,$(path))
  48 path:=$(subst $(space),:,$(path))
  49 export PATH:=$(path)
  50
  51 unexport TAR_OPTIONS
  52
  53 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
  54   export HOSTCC_REAL?=$(HOSTCC)
  55   export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
  56 else
  57   export HOSTCC_WRAPPER:=$(HOSTCC)
  58 endif
  59
  60 ifeq ($(FORCE),)
  61   .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
  62 endif
  63
  64 SCAN_COOKIE?=$(shell echo $$$$)
  65 export SCAN_COOKIE
  66
  67 SUBMAKE:=umask 022; $(SUBMAKE)
  68
  69 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
  70
  71 prepare-mk: staging_dir/host/.prereq-build FORCE ;
  72
  73 ifdef SDK
  74   IGNORE_PACKAGES = linux
  75 endif
  76
  77 _ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
  78
  79 prepare-tmpinfo: FORCE
  80         @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
  81         mkdir -p tmp/info
  82         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk $(TOPDIR)/overlay/*/*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
  83         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="image/Makefile profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
  84         for type in package target; do \
  85                 f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
  86                 [ "$$t" -nt "$$f" ] || ./scripts/$${type}-metadata.pl $(_ignore) config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
  87         done
  88         [ tmp/.config-feeds.in -nt tmp/.packagesubdirs ] || ./scripts/feeds feed_config > tmp/.config-feeds.in
  89         ./scripts/package-metadata.pl mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
  90         ./scripts/package-metadata.pl subdirs tmp/.packageinfo > tmp/.packagesubdirs || { rm -f tmp/.packagesubdirs; false; }
  91         touch $(TOPDIR)/tmp/.build
  92
  93 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
  94         @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
  95                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
  96                 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
  97         fi
  98
  99 scripts/config/mconf:
 100         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all CC="$(HOSTCC_WRAPPER)"
 101
 102 $(eval $(call rdep,scripts/config,scripts/config/mconf))
 103
 104 scripts/config/conf:
 105         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf CC="$(HOSTCC_WRAPPER)"
 106
 107 config: scripts/config/conf prepare-tmpinfo FORCE
 108         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 109                 $< Config.in
 110
 111 config-clean: FORCE
 112         $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
 113
 114 defconfig: scripts/config/conf prepare-tmpinfo FORCE
 115         touch .config
 116         @if [ ! -s .config -a -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
 117         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 118                 $< --defconfig=.config Config.in
 119
 120 confdefault-y=allyes
 121 confdefault-m=allmod
 122 confdefault-n=allno
 123 confdefault:=$(confdefault-$(CONFDEFAULT))
 124
 125 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
 126         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 127                 $< --$(if $(confdefault),$(confdefault),old)config Config.in
 128
 129 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
 130         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 131                 cp $(HOME)/.openwrt/defconfig .config; \
 132         fi
 133         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 134                 $< Config.in
 135
 136 prepare_kernel_conf: .config FORCE
 137
 138 ifeq ($(wildcard staging_dir/host/bin/quilt),)
 139   prepare_kernel_conf:
 140         @+$(SUBMAKE) -r tools/quilt/install
 141 else
 142   prepare_kernel_conf: ;
 143 endif
 144
 145 kernel_oldconfig: prepare_kernel_conf
 146         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
 147
 148 kernel_menuconfig: prepare_kernel_conf
 149         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
 150
 151 kernel_nconfig: prepare_kernel_conf
 152         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
 153
 154 staging_dir/host/.prereq-build: include/prereq-build.mk
 155         mkdir -p tmp
 156         rm -f tmp/.host.mk
 157         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
 158                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
 159                 false; \
 160         }
 161   ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
 162         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
 163                 echo "Preparation failed."; \
 164                 false; \
 165         }
 166   endif
 167         touch $@
 168
 169 printdb: FORCE
 170         @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
 171
 172 ifndef SDK
 173   DOWNLOAD_DIRS = tools/download toolchain/download package/download target/download
 174 else
 175   DOWNLOAD_DIRS = package/download
 176 endif
 177
 178 download: .config FORCE $(if $(wildcard $(TOPDIR)/staging_dir/host/bin/flock),,tools/flock/compile)
 179         @+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
 180
 181 clean dirclean: .config
 182         @+$(SUBMAKE) -r $@
 183
 184 prereq:: prepare-tmpinfo .config
 185         @+$(NO_TRACE_MAKE) -r -s $@
 186
 187 check: .config FORCE
 188         @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
 189
 190 val.%: FORCE
 191         @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
 192
 193 WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
 194
 195 ifeq ($(SDK),1)
 196
 197 %::
 198         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 199         @./scripts/config/conf --defconfig=.config Config.in
 200         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
 201
 202 else
 203
 204 %::
 205         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 206         @( \
 207                 cp .config tmp/.config; \
 208                 ./scripts/config/conf --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
 209                 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
 210                         printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
 211                 fi \
 212         )
 213         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@ $(if $(WARN_PARALLEL_ERROR), || { \
 214                 printf "$(_R)Build failed - please re-run with -j1 to see the real error message$(_N)\n" >&2; \
 215                 false; \
 216         } )
 217
 218 endif
 219
 220 # update all feeds, re-create index files, install symlinks
 221 package/symlinks:
 222         ./scripts/feeds update -a
 223         ./scripts/feeds install -a
 224
 225 # re-create index files, install symlinks
 226 package/symlinks-install:
 227         ./scripts/feeds update -i
 228         ./scripts/feeds install -a
 229
 230 # remove all symlinks, don't touch ./feeds
 231 package/symlinks-clean:
 232         ./scripts/feeds uninstall -a
 233
 234 help:
 235         cat README
 236
 237 distclean:
 238         rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
 239         @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
 240
 241 ifeq ($(findstring v,$(DEBUG)),)
 242   .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig staging_dir/host/.prereq-build tmp/.prereq-package prepare-tmpinfo
 243 endif
 244 .PHONY: help FORCE
 245 .NOTPARALLEL:
 246