Add kernel_nconfig make target
[openwrt.git] / include / toplevel.mk
1 # Makefile for OpenWrt
2 #
3 # Copyright (C) 2007 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:=Kamikaze
10 SHELL:=/usr/bin/env bash
11 PREP_MK= OPENWRT_BUILD= QUIET=0
12
13 include $(TOPDIR)/include/verbose.mk
14
15 ifeq ($(SDK),1)
16   include $(TOPDIR)/include/version.mk
17 else
18   REVISION:=$(shell $(TOPDIR)/scripts/getver.sh)
19 endif
20
21 OPENWRTVERSION:=$(RELEASE)$(if $(REVISION), ($(REVISION)))
22 export RELEASE
23 export REVISION
24 export OPENWRTVERSION
25 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
26 export LD_LIBRARY_PATH:=$(if $(LD_LIBRARY_PATH),$(LD_LIBRARY_PATH):)$(STAGING_DIR_HOST)/lib
27 export DYLD_LIBRARY_PATH:=$(if $(DYLD_LIBRARY_PATH),$(DYLD_LIBRARY_PATH):)$(STAGING_DIR_HOST)/lib
28
29 # prevent perforce from messing with the patch utility
30 unexport P4PORT P4USER P4CONFIG P4CLIENT
31
32 # prevent user defaults for quilt from interfering
33 unexport QUILT_PATCHES QUILT_PATCH_OPTS
34
35 # make sure that a predefined CFLAGS variable does not disturb packages
36 export CFLAGS=
37
38 ifeq ($(FORCE),)
39   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
40 endif
41
42 SCAN_COOKIE?=$(shell echo $$$$)
43 export SCAN_COOKIE
44
45 prepare-mk: FORCE ;
46
47 prepare-tmpinfo: FORCE
48         mkdir -p tmp/info
49         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk $(TOPDIR)/overlay/*/*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
50         $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
51         for type in package target; do \
52                 f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
53                 [ "$$t" -nt "$$f" ] || ./scripts/metadata.pl $${type}_config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
54         done
55         ./scripts/metadata.pl package_mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
56         touch $(TOPDIR)/tmp/.build
57
58 .config: ./scripts/config/conf $(if $(CONFIG_HAVE_DOT_CONFIG),,prepare-tmpinfo)
59         @+if [ \! -e .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
60                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
61                 $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
62         fi
63
64 scripts/config/mconf:
65         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all
66
67 $(eval $(call rdep,scripts/config,scripts/config/mconf))
68
69 scripts/config/conf:
70         @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf
71
72 config: scripts/config/conf prepare-tmpinfo FORCE
73         $< Config.in
74
75 config-clean: FORCE
76         $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
77
78 defconfig: scripts/config/conf prepare-tmpinfo FORCE
79         touch .config
80         $< -D .config Config.in
81
82 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
83         $< -$(if $(CONFDEFAULT),$(CONFDEFAULT),o) Config.in
84
85 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
86         if [ \! -e .config -a -e $(HOME)/.openwrt/defconfig ]; then \
87                 cp $(HOME)/.openwrt/defconfig .config; \
88         fi
89         $< Config.in
90
91 prepare_kernel_conf: .config FORCE
92
93 ifeq ($(wildcard staging_dir/host/bin/sed),)
94   prepare_kernel_conf:
95         @+$(SUBMAKE) -r tools/sed/install
96 else
97   prepare_kernel_conf: ;
98 endif
99
100 kernel_oldconfig: prepare_kernel_conf
101         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
102
103 kernel_menuconfig: prepare_kernel_conf
104         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
105
106 kernel_nconfig: prepare_kernel_conf
107         $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux nconfig
108
109 tmp/.prereq-build: include/prereq-build.mk
110         mkdir -p tmp
111         rm -f tmp/.host.mk
112         @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
113                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
114                 false; \
115         }
116         touch $@
117
118 download: .config FORCE
119         @+$(SUBMAKE) tools/download
120         @+$(SUBMAKE) toolchain/download
121         @+$(SUBMAKE) package/download
122         @+$(SUBMAKE) target/download
123
124 clean dirclean: .config
125         @+$(SUBMAKE) -r $@ 
126
127 prereq:: prepare-tmpinfo .config
128         @+$(MAKE) -r -s tmp/.prereq-build $(PREP_MK)
129         @+$(NO_TRACE_MAKE) -r -s $@
130
131 %::
132         @+$(PREP_MK) $(NO_TRACE_MAKE) -r -s prereq
133         @+$(SUBMAKE) -r $@
134
135 help:
136         cat README
137
138 docs docs/compile: FORCE
139         @$(_SINGLE)$(SUBMAKE) -C docs compile
140
141 docs/clean: FORCE
142         @$(_SINGLE)$(SUBMAKE) -C docs clean
143
144 distclean:
145         rm -rf tmp build_dir staging_dir dl .config* feeds package/feeds package/openwrt-packages bin
146         @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
147
148 ifeq ($(findstring v,$(DEBUG)),)
149   .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
150 endif
151 .PHONY: help FORCE
152 .NOTPARALLEL:
153