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 $(TOPDIR)/scripts/getver.sh)
23 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
24 export MAKE_JOBSERVER=$(filter --jobserver%,$(MAKEFLAGS))
25 export SOURCE_DATE_EPOCH:=$(shell $(TOPDIR)/scripts/get_source_date_epoch.sh)
27 # prevent perforce from messing with the patch utility
28 unexport P4PORT P4USER P4CONFIG P4CLIENT
30 # prevent user defaults for quilt from interfering
31 unexport QUILT_PATCHES QUILT_PATCH_OPTS
33 unexport C_INCLUDE_PATH CROSS_COMPILE ARCH
35 # prevent distro default LPATH from interfering
38 # make sure that a predefined CFLAGS variable does not disturb packages
43 space:= $(empty) $(empty)
44 path:=$(subst :,$(space),$(PATH))
45 path:=$(filter-out .%,$(path))
46 path:=$(subst $(space),:,$(path))
51 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
52 export HOSTCC_REAL?=$(HOSTCC)
53 export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
55 export HOSTCC_WRAPPER:=$(HOSTCC)
59 .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
62 SCAN_COOKIE?=$(shell echo $$$$)
65 SUBMAKE:=umask 022; $(SUBMAKE)
67 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
72 IGNORE_PACKAGES = linux
75 _ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
77 prepare-tmpinfo: FORCE
78 @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
80 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk $(TOPDIR)/overlay/*/*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
81 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="image/Makefile profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
82 for type in package target; do \
83 f=tmp/.$${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; }; \
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
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 $(PREP_MK); \
98 @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all CC="$(HOSTCC_WRAPPER)"
100 $(eval $(call rdep,scripts/config,scripts/config/mconf))
103 @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf CC="$(HOSTCC_WRAPPER)"
105 config: scripts/config/conf prepare-tmpinfo FORCE
109 $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
111 defconfig: scripts/config/conf prepare-tmpinfo FORCE
113 @if [ -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
114 $< --defconfig=.config Config.in
119 confdefault:=$(confdefault-$(CONFDEFAULT))
121 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
122 $< --$(if $(confdefault),$(confdefault),old)config Config.in
124 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
125 if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
126 cp $(HOME)/.openwrt/defconfig .config; \
130 prepare_kernel_conf: .config FORCE
132 ifeq ($(wildcard staging_dir/host/bin/quilt),)
134 @+$(SUBMAKE) -r tools/quilt/install
136 prepare_kernel_conf: ;
139 kernel_oldconfig: prepare_kernel_conf
140 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
142 kernel_menuconfig: prepare_kernel_conf
143 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
145 kernel_nconfig: prepare_kernel_conf
146 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
148 staging_dir/host/.prereq-build: include/prereq-build.mk
151 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
152 echo "Prerequisite check failed. Use FORCE=1 to override."; \
155 ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
156 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
157 echo "Preparation failed."; \
164 @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
167 DOWNLOAD_DIRS = tools/download toolchain/download package/download target/download
169 DOWNLOAD_DIRS = package/download
172 download: .config FORCE
173 @+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
175 clean dirclean: .config
178 prereq:: prepare-tmpinfo .config
179 @+$(NO_TRACE_MAKE) -r -s $@
181 WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
186 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
187 @./scripts/config/conf --defconfig=.config Config.in
188 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
193 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
195 cp .config tmp/.config; \
196 ./scripts/config/conf --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
197 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
198 printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
201 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@ $(if $(WARN_PARALLEL_ERROR), || { \
202 printf "$(_R)Build failed - please re-run with -j1 to see the real error message$(_N)\n" >&2; \
208 # update all feeds, re-create index files, install symlinks
210 ./scripts/feeds update -a
211 ./scripts/feeds install -a
213 # re-create index files, install symlinks
214 package/symlinks-install:
215 ./scripts/feeds update -i
216 ./scripts/feeds install -a
218 # remove all symlinks, don't touch ./feeds
219 package/symlinks-clean:
220 ./scripts/feeds uninstall -a
225 docs docs/compile: FORCE
226 @$(_SINGLE)$(SUBMAKE) -C docs compile
229 @$(_SINGLE)$(SUBMAKE) -C docs clean
232 rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
233 @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
235 ifeq ($(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