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