bcm63xx: switch to upstream CFE detection patch
[openwrt/openwrt.git] / 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 ?= $(CC)
23 export REVISION
24 export SOURCE_DATE_EPOCH
25 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
26 export GIT_ASKPASS:=/bin/true
27 export MAKE_JOBSERVER=$(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)
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 export LDFLAGS=
46
47 empty:=
48 space:= $(empty) $(empty)
49 path:=$(subst :,$(space),$(PATH))
50 path:=$(filter-out .%,$(path))
51 path:=$(subst $(space),:,$(path))
52 export PATH:=$(path)
53
54 unexport TAR_OPTIONS
55
56 ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
57 export HOSTCC_REAL?=$(HOSTCC)
58 export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
59 else
60 export HOSTCC_WRAPPER:=$(HOSTCC)
61 endif
62
63 ifeq ($(FORCE),)
64 .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
65 endif
66
67 SCAN_COOKIE?=$(shell echo $$$$)
68 export SCAN_COOKIE
69
70 SUBMAKE:=umask 022; $(SUBMAKE)
71
72 ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
73
74 prepare-mk: staging_dir/host/.prereq-build FORCE ;
75
76 ifdef SDK
77 IGNORE_PACKAGES = linux
78 endif
79
80 _ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
81
82 prepare-tmpinfo: FORCE
83 @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
84 mkdir -p tmp/info
85 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPTH=5 SCAN_EXTRA=""
86 $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
87 for type in package target; do \
88 f=tmp/.$${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; }; \
90 done
91 [ tmp/.config-feeds.in -nt tmp/.packageauxvars ] || ./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 pkgaux tmp/.packageinfo > tmp/.packageauxvars || { rm -f tmp/.packageauxvars; false; }
94 touch $(TOPDIR)/tmp/.build
95
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 $(PREP_MK); \
100 fi
101
102 ifeq ($(RECURSIVE_DEP_IS_ERROR),1)
103 KCONF_FLAGS=--fatalrecursive
104 endif
105 ifneq ($(DISTRO_PKG_CONFIG),)
106 scripts/config/%onf: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
107 endif
108 scripts/config/%onf: CFLAGS+= -O2
109 scripts/config/%onf:
110 @$(_SINGLE)$(SUBMAKE) $(if $(findstring s,$(OPENWRT_VERBOSE)),,-s) \
111 -C scripts/config $(notdir $@) CC="$(HOSTCC_WRAPPER)"
112
113 $(eval $(call rdep,scripts/config,scripts/config/mconf))
114
115 config: scripts/config/conf prepare-tmpinfo FORCE
116 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
117 $< $(KCONF_FLAGS) Config.in
118
119 config-clean: FORCE
120 $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
121
122 defconfig: scripts/config/conf prepare-tmpinfo FORCE
123 touch .config
124 @if [ ! -s .config -a -e $(HOME)/.openwrt/defconfig ]; then cp $(HOME)/.openwrt/defconfig .config; fi
125 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
126 $< $(KCONF_FLAGS) --defconfig=.config Config.in
127
128 confdefault-y=allyes
129 confdefault-m=allmod
130 confdefault-n=allno
131 confdefault:=$(confdefault-$(CONFDEFAULT))
132
133 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
134 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
135 $< $(KCONF_FLAGS) --$(if $(confdefault),$(confdefault),old)config Config.in
136
137 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
138 if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
139 cp $(HOME)/.openwrt/defconfig .config; \
140 fi
141 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
142 $< Config.in
143
144 nconfig: scripts/config/nconf prepare-tmpinfo FORCE
145 if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
146 cp $(HOME)/.openwrt/defconfig .config; \
147 fi
148 [ -L .config ] && export KCONFIG_OVERWRITECONFIG=1; \
149 $< Config.in
150
151 xconfig: scripts/config/qconf prepare-tmpinfo FORCE
152 if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
153 cp $(HOME)/.openwrt/defconfig .config; \
154 fi
155 $< Config.in
156
157 prepare_kernel_conf: .config toolchain/install FORCE
158
159 ifeq ($(wildcard staging_dir/host/bin/quilt),)
160 prepare_kernel_conf:
161 @+$(SUBMAKE) -r tools/quilt/compile
162 else
163 prepare_kernel_conf: ;
164 endif
165
166 kernel_oldconfig: prepare_kernel_conf
167 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
168
169 ifneq ($(DISTRO_PKG_CONFIG),)
170 kernel_menuconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
171 kernel_nconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
172 kernel_xconfig: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
173 endif
174 kernel_menuconfig: prepare_kernel_conf
175 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
176
177 kernel_nconfig: prepare_kernel_conf
178 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
179
180 kernel_xconfig: prepare_kernel_conf
181 $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux xconfig
182
183 staging_dir/host/.prereq-build: include/prereq-build.mk
184 mkdir -p tmp
185 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
186 echo "Prerequisite check failed. Use FORCE=1 to override."; \
187 false; \
188 }
189 ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
190 @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
191 echo "Preparation failed."; \
192 false; \
193 }
194 endif
195 touch $@
196
197 printdb: FORCE
198 @$(_SINGLE)$(NO_TRACE_MAKE) -p $@ V=99 DUMP_TARGET_DB=1 2>&1
199
200 ifndef SDK
201 DOWNLOAD_DIRS = tools/download toolchain/download package/download target/download
202 else
203 DOWNLOAD_DIRS = package/download
204 endif
205
206 download: .config FORCE $(if $(wildcard $(TOPDIR)/staging_dir/host/bin/flock),,tools/flock/compile)
207 @+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
208
209 clean dirclean: .config
210 @+$(SUBMAKE) -r $@
211
212 prereq:: prepare-tmpinfo .config
213 @+$(NO_TRACE_MAKE) -r -s $@
214
215 check: .config FORCE
216 @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
217
218 val.%: FORCE
219 @+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
220
221 WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
222
223 ifeq ($(SDK),1)
224
225 %::
226 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
227 @./scripts/config/conf $(KCONF_FLAGS) --defconfig=.config Config.in
228 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@
229
230 else
231
232 %::
233 @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
234 @( \
235 cp .config tmp/.config; \
236 ./scripts/config/conf $(KCONF_FLAGS) --defconfig=tmp/.config -w tmp/.config Config.in > /dev/null 2>&1; \
237 if ./scripts/kconfig.pl '>' .config tmp/.config | grep -q CONFIG; then \
238 printf "$(_R)WARNING: your configuration is out of sync. Please run make menuconfig, oldconfig or defconfig!$(_N)\n" >&2; \
239 fi \
240 )
241 @+$(ULIMIT_FIX) $(SUBMAKE) -r $@ $(if $(WARN_PARALLEL_ERROR), || { \
242 printf "$(_R)Build failed - please re-run with -j1 to see the real error message$(_N)\n" >&2; \
243 false; \
244 } )
245
246 endif
247
248 # update all feeds, re-create index files, install symlinks
249 package/symlinks:
250 ./scripts/feeds update -a
251 ./scripts/feeds install -a
252
253 # re-create index files, install symlinks
254 package/symlinks-install:
255 ./scripts/feeds update -i
256 ./scripts/feeds install -a
257
258 # remove all symlinks, don't touch ./feeds
259 package/symlinks-clean:
260 ./scripts/feeds uninstall -a
261
262 help:
263 cat README
264
265 distclean: cacheclean
266 rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
267 @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
268
269 ifeq ($(findstring v,$(DEBUG)),)
270 .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
271 endif
272 .PHONY: help FORCE
273 .NOTPARALLEL:
274