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:=Barrier Breaker
  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         ./scripts/metadata.pl package_mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
  75         touch $(TOPDIR)/tmp/.build
  76
  77 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
  78         @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
  79                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
  80                 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
  81         fi
  82
  83 scripts/config/mconf:
  84         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all CC="$(HOSTCC_WRAPPER)"
  85
  86 $(eval $(call rdep,scripts/config,scripts/config/mconf))
  87
  88 scripts/config/conf:
  89         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf CC="$(HOSTCC_WRAPPER)"
  90
  91 config: scripts/config/conf prepare-tmpinfo FORCE
  92         $< Config.in
  93
  94 config-clean: FORCE
  95         $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
  96
  97 defconfig: scripts/config/conf prepare-tmpinfo FORCE
  98         touch .config
  99         @if [ -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
 100         $< --defconfig=.config Config.in
 101
 102 confdefault-y=allyes
 103 confdefault-m=allmod
 104 confdefault-n=allno
 105 confdefault:=$(confdefault-$(CONFDEFAULT))
 106
 107 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
 108         $< --$(if $(confdefault),$(confdefault),old)config Config.in
 109
 110 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
 111         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
 112                 cp $(HOME)/.openwrt/defconfig .config; \
 113         fi
 114         $< Config.in
 115
 116 prepare_kernel_conf: .config FORCE
 117
 118 ifeq ($(wildcard staging_dir/host/bin/quilt),)
 119   prepare_kernel_conf:
 120         @+$(SUBMAKE) -r tools/quilt/install
 121 else
 122   prepare_kernel_conf: ;
 123 endif
 124
 125 kernel_oldconfig: prepare_kernel_conf
 126         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
 127
 128 kernel_menuconfig: prepare_kernel_conf
 129         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
 130
 131 kernel_nconfig: prepare_kernel_conf
 132         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
 133
 134 tmp/.prereq-build: include/prereq-build.mk
 135         mkdir -p tmp
 136         rm -f tmp/.host.mk
 137         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
 138                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
 139                 false; \
 140         }
 141         touch $@
 142
 143 printdb: FORCE
 144         @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
 145
 146 download: .config FORCE
 147         @+$(SUBMAKE) tools/download
 148         @+$(SUBMAKE) toolchain/download
 149         @+$(SUBMAKE) package/download
 150         @+$(SUBMAKE) target/download
 151
 152 clean dirclean: .config
 153         @+$(SUBMAKE) -r $@
 154
 155 prereq:: prepare-tmpinfo .config
 156         @+$(MAKE) -r -s tmp/.prereq-build $(PREP_MK)
 157         @+$(NO_TRACE_MAKE) -r -s $@
 158
 159 %::
 160         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
 161         @( \
 162                 cp .config tmp/.config; \
 163                 ./scripts/config/conf --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
 164                 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
 165                         printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
 166                 fi \
 167         )
 168         @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
 169
 170 help:
 171         cat README
 172
 173 docs docs/compile: FORCE
 174         @$(_SINGLE)$(SUBMAKE) -C docs compile
 175
 176 docs/clean: FORCE
 177         @$(_SINGLE)$(SUBMAKE) -C docs clean
 178
 179 distclean:
 180         rm -rf tmp build_dir staging_dir dl .config* feeds package/feeds package/openwrt-packages bin
 181         @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
 182
 183 ifeq ($(findstring v,$(DEBUG)),)
 184   .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
 185 endif
 186 .PHONY: help FORCE
 187 .NOTPARALLEL:
 188