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 RELEASE:=Chaos Calmer
  10 PREP_MK= OPENWRT_BUILD= QUIET=0
  11
  12 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
  13
  14 include $(TOPDIR)/include/verbose.mk
  15
  16 ifeq ($(SDK),1)
  17   include $(TOPDIR)/include/version.mk
  18 else
  19   REVISION:=$(shell $(TOPDIR)/scripts/getver.sh)
  20 endif
  21
  22 HOSTCC ?= gcc
  23 OPENWRTVERSION:=$(RELEASE)$(if $(REVISION), ($(REVISION)))
  24 export RELEASE
  25 export REVISION
  26 export OPENWRTVERSION
  27 export LD_LIBRARY_PATH:=$(subst ::,:,$(if $(LD_LIBRARY_PATH),$(LD_LIBRARY_PATH):)$(STAGING_DIR_HOST)/lib)
  28 export DYLD_LIBRARY_PATH:=$(subst ::,:,$(if $(DYLD_LIBRARY_PATH),$(DYLD_LIBRARY_PATH):)$(STAGING_DIR_HOST)/lib)
  29 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
  30 export MAKE_JOBSERVER=$(filter --jobserver%,$(MAKEFLAGS))
  31
  32 # prevent perforce from messing with the patch utility
  33 unexport P4PORT P4USER P4CONFIG P4CLIENT
  34
  35 # prevent user defaults for quilt from interfering
  36 unexport QUILT_PATCHES QUILT_PATCH_OPTS
  37
  38 unexport C_INCLUDE_PATH CROSS_COMPILE ARCH
  39
  40 # prevent distro default LPATH from interfering
  41 unexport LPATH
  42
  43 # make sure that a predefined CFLAGS variable does not disturb packages
  44 export CFLAGS=
  45
  46 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
  47   export HOSTCC_REAL?=$(HOSTCC)
  48   export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
  49 else
  50   export HOSTCC_WRAPPER:=$(HOSTCC)
  51 endif
  52
  53 ifeq ($(FORCE),)
  54   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
  55 endif
  56
  57 SCAN_COOKIE?=$(shell echo $$$$)
  58 export SCAN_COOKIE
  59
  60 SUBMAKE:=umask 022; $(SUBMAKE)
  61
  62 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
  63
  64 prepare-mk: FORCE ;
  65
  66 prepare-tmpinfo: FORCE
  67         mkdir -p tmp/info
  68         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk $(TOPDIR)/overlay/*/*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
  69         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
  70         for type in package target; do \
  71                 f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
  72                 [ "$$t" -nt "$$f" ] || ./scripts/metadata.pl $${type}_config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
  73         done
  74         [ tmp/.config-feeds.in -nt tmp/.packagefeeds ] || ./scripts/feeds feed_config > tmp/.config-feeds.in
  75         ./scripts/metadata.pl package_mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
  76         ./scripts/metadata.pl package_feeds tmp/.packageinfo > tmp/.packagefeeds || { rm -f tmp/.packagefeeds; false; }
  77         touch $(TOPDIR)/tmp/.build
  78
  79 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
  80         @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
  81                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
  82                 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
  83         fi
  84
  85 scripts/config/mconf:
  86         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all CC="$(HOSTCC_WRAPPER)"
  87
  88 $(eval $(call rdep,scripts/config,scripts/config/mconf))
  89
  90 scripts/config/conf:
  91         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf CC="$(HOSTCC_WRAPPER)"
  92
  93 config: scripts/config/conf prepare-tmpinfo FORCE
  94         $< Config.in
  95
  96 config-clean: FORCE
  97         $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
  98
  99 defconfig: scripts/config/conf prepare-tmpinfo FORCE
 100         touch .config
 101         @if [ -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
 102         $< --defconfig=.config Config.in
 103
 104 confdefault-y=allyes
 105 confdefault-m=allmod
 106 confdefault-n=allno
 107 confdefault:=$(confdefault-$(CONFDEFAULT))
 108
 109 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
 110         $< --$(if $(confdefault),$(confdefault),old)config Config.in
 111
 112 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
 113         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 114                 cp $(HOME)/.openwrt/defconfig .config; \
 115         fi
 116         $< Config.in
 117
 118 prepare_kernel_conf: .config FORCE
 119
 120 ifeq ($(wildcard staging_dir/host/bin/quilt),)
 121   prepare_kernel_conf:
 122         @+$(SUBMAKE) -r tools/quilt/install
 123 else
 124   prepare_kernel_conf: ;
 125 endif
 126
 127 kernel_oldconfig: prepare_kernel_conf
 128         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
 129
 130 kernel_menuconfig: prepare_kernel_conf
 131         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
 132
 133 kernel_nconfig: prepare_kernel_conf
 134         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
 135
 136 tmp/.prereq-build: include/prereq-build.mk
 137         mkdir -p tmp
 138         rm -f tmp/.host.mk
 139         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
 140                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
 141                 false; \
 142         }
 143         touch $@
 144
 145 printdb: FORCE
 146         @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
 147
 148 download: .config FORCE
 149         @+$(SUBMAKE) tools/download
 150         @+$(SUBMAKE) toolchain/download
 151         @+$(SUBMAKE) package/download
 152         @+$(SUBMAKE) target/download
 153
 154 clean dirclean: .config
 155         @+$(SUBMAKE) -r $@
 156
 157 prereq:: prepare-tmpinfo .config
 158         @+$(MAKE) -r -s tmp/.prereq-build $(PREP_MK)
 159         @+$(NO_TRACE_MAKE) -r -s $@
 160
 161 ifeq ($(SDK),1)
 162
 163 %::
 164         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 165         @./scripts/config/conf --defconfig=.config Config.in
 166         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
 167
 168 else
 169
 170 %::
 171         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 172         @( \
 173                 cp .config tmp/.config; \
 174                 ./scripts/config/conf --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
 175                 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
 176                         printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
 177                 fi \
 178         )
 179         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
 180
 181 endif
 182
 183 help:
 184         cat README
 185
 186 docs docs/compile: FORCE
 187         @$(_SINGLE)$(SUBMAKE) -C docs compile
 188
 189 docs/clean: FORCE
 190         @$(_SINGLE)$(SUBMAKE) -C docs clean
 191
 192 distclean:
 193         rm -rf tmp build_dir staging_dir dl .config* feeds package/feeds package/openwrt-packages bin
 194         @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
 195
 196 ifeq ($(findstring v,$(DEBUG)),)
 197   .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig tmp/.prereq-build tmp/.prereq-package prepare-tmpinfo
 198 endif
 199 .PHONY: help FORCE
 200 .NOTPARALLEL:
 201