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