kernel: update 3.14 to 3.14.16
[oweals/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 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