3 # Copyright (C) 2007-2012 OpenWrt.org
5 # This is free software, licensed under the GNU General Public License v2.
6 # See /LICENSE for more information.
9 PREP_MK= OPENWRT_BUILD= QUIET=0
11 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
13 include $(TOPDIR)/include/verbose.mk
16 include $(TOPDIR)/include/version.mk
18 REVISION:=$(shell $(TOPDIR)/scripts/getver.sh)
19 SOURCE_DATE_EPOCH:=$(shell $(TOPDIR)/scripts/get_source_date_epoch.sh)
24 export SOURCE_DATE_EPOCH
25 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
26 export GIT_ASKPASS:=/bin/true
27 export MAKE_JOBSERVER=$(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)
32 # prevent perforce from messing with the patch utility
33 unexport P4PORT P4USER P4CONFIG P4CLIENT
35 # prevent user defaults for quilt from interfering
36 unexport QUILT_PATCHES QUILT_PATCH_OPTS
38 unexport C_INCLUDE_PATH CROSS_COMPILE ARCH
40 # prevent distro default LPATH from interfering
43 # make sure that a predefined CFLAGS variable does not disturb packages
48 space:= $(empty) $(empty)
49 path:=$(subst :,$(space),$(PATH))
50 path:=$(filter-out .%,$(path))
51 path:=$(subst $(space),:,$(path))
56 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
57 export HOSTCC_REAL?=$(HOSTCC)
58 export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
60 export HOSTCC_WRAPPER:=$(HOSTCC)
64 .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
67 SCAN_COOKIE?=$(shell echo $$$$)
70 SUBMAKE:=umask 022; $(SUBMAKE)
72 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
74 prepare-mk: staging_dir/host/.prereq-build FORCE ;
77 IGNORE_PACKAGES = linux
80 _ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
82 prepare-tmpinfo: FORCE
83 @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
85 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
86 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="image/Makefile profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
87 for type in package target; do \
88 f=tmp/.$${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; }; \
91 [ tmp/.config-feeds.in -nt tmp/.packagesubdirs ] || ./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 subdirs tmp/.packageinfo > tmp/.packagesubdirs || { rm -f tmp/.packagesubdirs; false; }
94 touch $(TOPDIR)/tmp/.build
96 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
97 @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
98 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
99 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
102 scripts/config/mconf:
103 @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all CC="$(HOSTCC_WRAPPER)"
105 $(eval $(call rdep,scripts/config,scripts/config/mconf))
108 @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf CC="$(HOSTCC_WRAPPER)"
110 config: scripts/config/conf prepare-tmpinfo FORCE
111 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
115 $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
117 defconfig: scripts/config/conf prepare-tmpinfo FORCE
119 @if [ ! -s .config -a -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
120 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
121 $< --defconfig=.config Config.in
126 confdefault:=$(confdefault-$(CONFDEFAULT))
128 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
129 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
130 $< --$(if $(confdefault),$(confdefault),old)config Config.in
132 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
133 if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
134 cp $(HOME)/.openwrt/defconfig .config; \
136 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
139 prepare_kernel_conf: .config FORCE
141 ifeq ($(wildcard staging_dir/host/bin/quilt),)
143 @+$(SUBMAKE) -r tools/quilt/compile
145 prepare_kernel_conf: ;
148 kernel_oldconfig: prepare_kernel_conf
149 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
151 kernel_menuconfig: prepare_kernel_conf
152 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
154 kernel_nconfig: prepare_kernel_conf
155 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
157 staging_dir/host/.prereq-build: include/prereq-build.mk
159 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
160 echo "Prerequisite check failed. Use FORCE=1 to override."; \
163 ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
164 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
165 echo "Preparation failed."; \
172 @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
175 DOWNLOAD_DIRS = tools/download toolchain/download package/download target/download
177 DOWNLOAD_DIRS = package/download
180 download: .config FORCE $(if $(wildcard $(TOPDIR)/staging_dir/host/bin/flock),,tools/flock/compile)
181 @+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
183 clean dirclean: .config
186 prereq:: prepare-tmpinfo .config
187 @+$(NO_TRACE_MAKE) -r -s $@
190 @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
193 @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
195 WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
200 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
201 @./scripts/config/conf --defconfig=.config Config.in
202 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
207 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
209 cp .config tmp/.config; \
210 ./scripts/config/conf --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
211 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
212 printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
215 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@ $(if $(WARN_PARALLEL_ERROR), || { \
216 printf "$(_R)Build failed - please re-run with -j1 to see the real error message$(_N)\n" >&2; \
222 # update all feeds, re-create index files, install symlinks
224 ./scripts/feeds update -a
225 ./scripts/feeds install -a
227 # re-create index files, install symlinks
228 package/symlinks-install:
229 ./scripts/feeds update -i
230 ./scripts/feeds install -a
232 # remove all symlinks, don't touch ./feeds
233 package/symlinks-clean:
234 ./scripts/feeds uninstall -a
240 rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
241 @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
243 ifeq ($(findstring v,$(DEBUG)),)
244 .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