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%,$(MAKEFLAGS))
  28 export GNU_HOST_NAME:=$(shell $(TOPDIR)/scripts/config.guess)
  29 export HOST_OS:=$(shell uname)
  30 export HOST_ARCH:=$(shell uname -m)
  31
  32 # prevent perforce from messing with the patch utility
  33 unexport P4PORT P4USER P4CONFIG P4CLIENT
  34
  35 # prevent user defaults for quilt from interfering
  36 unexport QUILT_PATCHES QUILT_PATCH_OPTS
  37
  38 unexport C_INCLUDE_PATH CROSS_COMPILE ARCH
  39
  40 # prevent distro default LPATH from interfering
  41 unexport LPATH
  42
  43 # make sure that a predefined CFLAGS variable does not disturb packages
  44 export CFLAGS=
  45 export LDFLAGS=
  46
  47 empty:=
  48 space:= $(empty) $(empty)
  49 path:=$(subst :,$(space),$(PATH))
  50 path:=$(filter-out .%,$(path))
  51 path:=$(subst $(space),:,$(path))
  52 export PATH:=$(path)
  53
  54 unexport TAR_OPTIONS
  55
  56 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
  57   export HOSTCC_REAL?=$(HOSTCC)
  58   export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
  59 else
  60   export HOSTCC_WRAPPER:=$(HOSTCC)
  61 endif
  62
  63 ifeq ($(FORCE),)
  64   .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
  65 endif
  66
  67 SCAN_COOKIE?=$(shell echo $$$$)
  68 export SCAN_COOKIE
  69
  70 SUBMAKE:=umask 022; $(SUBMAKE)
  71
  72 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
  73
  74 prepare-mk: staging_dir/host/.prereq-build FORCE ;
  75
  76 ifdef SDK
  77   IGNORE_PACKAGES = linux
  78 endif
  79
  80 _ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
  81
  82 prepare-tmpinfo: FORCE
  83         @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
  84         mkdir -p tmp/info
  85         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPTH=5 SCAN_EXTRA=""
  86         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
  87         for type in package target; do \
  88                 f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
  89                 [ "$$t" -nt "$$f" ] || ./scripts/$${type}-metadata.pl $(_ignore) config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
  90         done
  91         [ tmp/.config-feeds.in -nt tmp/.packageauxvars ] || ./scripts/feeds feed_config > tmp/.config-feeds.in
  92         ./scripts/package-metadata.pl mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
  93         ./scripts/package-metadata.pl pkgaux tmp/.packageinfo > tmp/.packageauxvars || { rm -f tmp/.packageauxvars; false; }
  94         ./scripts/package-metadata.pl usergroup tmp/.packageinfo > tmp/.packageusergroup || { rm -f tmp/.packageusergroup; false; }
  95         touch $(TOPDIR)/tmp/.build
  96
  97 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
  98         @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
  99                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
 100                 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
 101         fi
 102
 103 ifeq ($(RECURSIVE_DEP_IS_ERROR),1)
 104   KCONF_FLAGS=--fatalrecursive
 105 endif
 106 ifneq ($(DISTRO_PKG_CONFIG),)
 107 scripts/config/%onf: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
 108 endif
 109 scripts/config/%onf: CFLAGS+= -O2
 110 scripts/config/%onf:
 111         @$(_SINGLE)$(SUBMAKE) $(if $(findstring s,$(OPENWRT_VERBOSE)),,-s) \
 112                 -C scripts/config $(notdir $@) CC="$(HOSTCC_WRAPPER)"
 113
 114 $(eval $(call rdep,scripts/config,scripts/config/mconf))
 115
 116 config: scripts/config/conf prepare-tmpinfo FORCE
 117         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 118                 $< $(KCONF_FLAGS) Config.in
 119
 120 config-clean: FORCE
 121         $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
 122
 123 defconfig: scripts/config/conf prepare-tmpinfo FORCE
 124         touch .config
 125         @if [ ! -s .config -a -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
 126         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 127                 $< $(KCONF_FLAGS) --defconfig=.config Config.in
 128
 129 confdefault-y=allyes
 130 confdefault-m=allmod
 131 confdefault-n=allno
 132 confdefault:=$(confdefault-$(CONFDEFAULT))
 133
 134 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
 135         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 136                 $< $(KCONF_FLAGS) --$(if $(confdefault),$(confdefault),old)config Config.in
 137
 138 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
 139         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 140                 cp $(HOME)/.openwrt/defconfig .config; \
 141         fi
 142         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 143                 $< Config.in
 144
 145 nconfig: scripts/config/nconf prepare-tmpinfo FORCE
 146         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 147                 cp $(HOME)/.openwrt/defconfig .config; \
 148         fi
 149         [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
 150                 $< Config.in
 151
 152 xconfig: scripts/config/qconf prepare-tmpinfo FORCE
 153         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 154                 cp $(HOME)/.openwrt/defconfig .config; \
 155         fi
 156         $< Config.in
 157
 158 prepare_kernel_conf: .config toolchain/install FORCE
 159
 160 ifeq ($(wildcard staging_dir/host/bin/quilt),)
 161   prepare_kernel_conf:
 162         @+$(SUBMAKE) -r tools/quilt/compile
 163 else
 164   prepare_kernel_conf: ;
 165 endif
 166
 167 kernel_oldconfig: prepare_kernel_conf
 168         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
 169
 170 ifneq ($(DISTRO_PKG_CONFIG),)
 171 kernel_menuconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
 172 kernel_nconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
 173 kernel_xconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
 174 endif
 175 kernel_menuconfig: prepare_kernel_conf
 176         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
 177
 178 kernel_nconfig: prepare_kernel_conf
 179         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
 180
 181 kernel_xconfig: prepare_kernel_conf
 182         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux xconfig
 183
 184 staging_dir/host/.prereq-build: include/prereq-build.mk
 185         mkdir -p tmp
 186         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
 187                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
 188                 false; \
 189         }
 190   ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
 191         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
 192                 echo "Preparation failed."; \
 193                 false; \
 194         }
 195   endif
 196         touch $@
 197
 198 printdb: FORCE
 199         @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
 200
 201 ifndef SDK
 202   DOWNLOAD_DIRS = tools/download toolchain/download package/download target/download
 203 else
 204   DOWNLOAD_DIRS = package/download
 205 endif
 206
 207 download: .config FORCE $(if $(wildcard $(TOPDIR)/staging_dir/host/bin/flock),,tools/flock/compile)
 208         @+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
 209
 210 clean dirclean: .config
 211         @+$(SUBMAKE) -r $@
 212
 213 prereq:: prepare-tmpinfo .config
 214         @+$(NO_TRACE_MAKE) -r -s $@
 215
 216 check: .config FORCE
 217         @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
 218
 219 val.%: FORCE
 220         @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
 221
 222 WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
 223
 224 ifeq ($(SDK),1)
 225
 226 %::
 227         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 228         @./scripts/config/conf $(KCONF_FLAGS) --defconfig=.config Config.in
 229         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
 230
 231 else
 232
 233 %::
 234         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 235         @( \
 236                 cp .config tmp/.config; \
 237                 ./scripts/config/conf $(KCONF_FLAGS) --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
 238                 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
 239                         printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
 240                 fi \
 241         )
 242         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@ $(if $(WARN_PARALLEL_ERROR), || { \
 243                 printf "$(_R)Build failed - please re-run with -j1 to see the real error message$(_N)\n" >&2; \
 244                 false; \
 245         } )
 246
 247 endif
 248
 249 # update all feeds, re-create index files, install symlinks
 250 package/symlinks:
 251         ./scripts/feeds update -a
 252         ./scripts/feeds install -a
 253
 254 # re-create index files, install symlinks
 255 package/symlinks-install:
 256         ./scripts/feeds update -i
 257         ./scripts/feeds install -a
 258
 259 # remove all symlinks, don't touch ./feeds
 260 package/symlinks-clean:
 261         ./scripts/feeds uninstall -a
 262
 263 help:
 264         cat README.md
 265
 266 distclean: cacheclean
 267         rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
 268         @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
 269
 270 ifeq ($(findstring v,$(DEBUG)),)
 271   .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
 272 endif
 273 .PHONY: help FORCE
 274 .NOTPARALLEL:
 275