fix parallel build issues
[openwrt-10.03/.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 #VERSION:=2.0 # uncomment for final release
11
12 SHELL:=/usr/bin/env bash
13 OPENWRTVERSION:=$(RELEASE)
14 PREP_MK= OPENWRT_BUILD= QUIET=0
15 include $(TOPDIR)/include/verbose.mk
16 ifneq ($(VERSION),)
17   OPENWRTVERSION:=$(VERSION) ($(OPENWRTVERSION))
18 else
19   REV:=$(if $(wildcard .svn/entries),$(shell LANG=C svn info | awk '/^Revision:/ { print$$2 }' ))
20   ifneq ($(REV),)
21     OPENWRTVERSION:=$(OPENWRTVERSION)/r$(REV)
22   endif
23 endif
24 export OPENWRTVERSION
25 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
26
27 ifeq ($(FORCE),)
28   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
29 endif
30
31 SCAN_COOKIE?=$(shell echo $$$$)
32 export SCAN_COOKIE
33
34 prepare-mk: FORCE ;
35
36 prepare-tmpinfo: FORCE
37         mkdir -p tmp/info
38         +$(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk" SCAN_DEPTH=5 SCAN_EXTRA=""
39         +$(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
40         for type in package target; do \
41                 f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
42                 [ "$$t" -nt "$$f" ] || ./scripts/metadata.pl $${type}_config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
43         done
44         ./scripts/metadata.pl package_mk tmp/.packageinfo > tmp/.packagedeps || { rm -f tmp/.packagedeps; false; }
45         touch $(TOPDIR)/tmp/.build
46
47 .config: ./scripts/config/conf prepare-tmpinfo
48         @+if [ \! -f .config ]; then \
49                 [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
50                 $(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
51         fi
52
53 scripts/config/mconf:
54         @+$(MAKE) -C scripts/config all
55
56 $(eval $(call rdep,scripts/config,scripts/config/mconf))
57
58 scripts/config/conf:
59         @+$(MAKE) -C scripts/config conf
60
61 config: scripts/config/conf prepare-tmpinfo FORCE
62         $< Config.in
63
64 config-clean: FORCE
65         $(NO_TRACE_MAKE) -C scripts/config clean
66
67 defconfig: scripts/config/conf prepare-tmpinfo FORCE
68         touch .config
69         $< -D .config Config.in
70
71 oldconfig: scripts/config/conf prepare-tmpinfo FORCE
72         $< -$(if $(CONFDEFAULT),$(CONFDEFAULT),o) Config.in
73
74 menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
75         if [ \! -f .config -a -e $(HOME)/.openwrt/defconfig ]; then \
76                 cp $(HOME)/.openwrt/defconfig .config; \
77         fi
78         $< Config.in
79
80 kernel_oldconfig: .config FORCE
81         $(NO_TRACE_MAKE) -C target/linux oldconfig
82
83 kernel_menuconfig: .config FORCE
84         $(NO_TRACE_MAKE) -C target/linux menuconfig
85
86 tmp/.prereq-build: include/prereq-build.mk
87         mkdir -p tmp
88         rm -f tmp/.host.mk
89         @+$(NO_TRACE_MAKE) -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
90                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
91                 false; \
92         }
93         touch $@
94
95 download: .config FORCE
96         $(MAKE) -j1 tools/download
97         $(MAKE) -j1 toolchain/download
98         $(MAKE) -j1 package/download
99         $(MAKE) -j1 target/download
100
101 clean dirclean:
102         @$(MAKE) $@ 
103
104 prereq:: .config
105         @+$(SUBMAKE) -s tmp/.prereq-build $(PREP_MK)
106         @$(NO_TRACE_MAKE) -s $@
107
108 %::
109         @+$(PREP_MK) $(NO_TRACE_MAKE) -s prereq
110         @+$(MAKE) -r $@
111
112 help:
113         cat README
114
115 docs docs/compile: FORCE
116         $(MAKE) -C docs compile
117
118 docs/clean: FORCE
119         $(MAKE) -C docs clean
120
121 symlinkclean:
122         -find package -type l | xargs rm -f
123         rm -rf tmp
124
125 distclean:
126         rm -rf tmp build_dir staging_dir dl .config* feeds
127
128 ifeq ($(findstring v,$(DEBUG)),)
129   .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
130 endif
131 .PHONY: help FORCE
132 .NOTPARALLEL:
133