Add a symlinkclean target to remove symlinks
[librecmc/librecmc.git] / Makefile
1 # Makefile for OpenWrt
2 #
3 # Copyright (C) 2006 OpenWrt.org
4 # Copyright (C) 2006 by Felix Fietkau <openwrt@nbd.name>
5 #
6 # This is free software, licensed under the GNU General Public License v2.
7 # See /LICENSE for more information.
8 #
9
10 RELEASE:=Kamikaze
11 #VERSION:=2.0 # uncomment for final release
12
13 #--------------------------------------------------------------
14 # Just run 'make menuconfig', configure stuff, then run 'make'.
15 # You shouldn't need to mess with anything beyond this point...
16 #--------------------------------------------------------------
17
18 all: world
19
20 SHELL:=/usr/bin/env bash
21 export LC_ALL=C
22 export LANG=C
23 export TOPDIR=${CURDIR}
24 ifeq ($(KBUILD_VERBOSE),99)
25   MAKE:=3>/dev/null $(MAKE)
26 endif
27 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
28
29 include $(TOPDIR)/include/verbose.mk
30
31 OPENWRTVERSION:=$(RELEASE)
32 ifneq ($(VERSION),)
33   OPENWRTVERSION:=$(VERSION) ($(OPENWRTVERSION))
34 else
35   REV:=$(shell LANG=C svn info | awk '/^Revision:/ { print$$2 }' )
36   ifneq ($(REV),)
37     OPENWRTVERSION:=$(OPENWRTVERSION)/r$(REV)
38   endif
39 endif
40 export OPENWRTVERSION
41
42 ifeq ($(FORCE),)
43   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
44   world: tmp/.prereq-packages tmp/.prereq-target
45 endif
46
47 define stamp
48 tmp/info/.stamp-$(1)-$(shell ls $(2)/*/Makefile $(5) | (md5sum || md5) 2>/dev/null | cut -d' ' -f1)
49 endef
50
51 STAMP_pkginfo=$(call stamp,pkginfo,package)
52 STAMP_targetinfo=$(call stamp,targetinfo,target/linux)
53 define scan_info
54
55 $(STAMP_$(1)):
56         @mkdir -p tmp/info
57         @rm -f tmp/info/.stamp-$(1)*
58         @touch $$@
59
60 $(foreach FILE,$(shell ls $(2)/*/Makefile $(5)),
61 tmp/.$(1): $(FILE)
62 $(FILE):
63 )
64
65 ifneq ($(5),)
66 tmp/.$(1): $(shell ls $(5))
67 endif
68
69 tmp/.$(1): $(STAMP_$(1)) $(4)
70         @echo -n Collecting $(3) info... 
71         @$(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="$(1)" SCAN_DIR="$(2)" SCAN_NAME="$(3)" SCAN_DEPS="$(4)" SCAN_EXTRA="$(5)"
72
73 endef
74
75 $(eval $(call scan_info,pkginfo,package,package,include/package.mk))
76 $(eval $(call scan_info,targetinfo,target/linux,target,include/kernel-build.mk include/kernel-version.mk,target/linux/*/profiles/*.mk))
77
78 tmpinfo-clean: FORCE
79         @-rm -rf tmp/.pkginfo tmp/.targetinfo
80
81 tmp/.config.in: tmp/.pkginfo
82         @./scripts/metadata.pl package_config < $< > $@ || rm -f $@
83
84 tmp/.config-target.in: tmp/.targetinfo
85         @./scripts/metadata.pl target_config < $< > $@ || rm -f $@
86
87 .config: ./scripts/config/conf tmp/.config.in tmp/.config-target.in
88         @[ -f .config ] || $(NO_TRACE_MAKE) menuconfig
89         @$< -D .config Config.in &> /dev/null
90
91 scripts/config/mconf:
92         @$(MAKE) -C scripts/config all
93
94 scripts/config/conf:
95         @$(MAKE) -C scripts/config conf
96
97 config: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
98         $< Config.in
99
100 config-clean: FORCE
101         $(NO_TRACE_MAKE) -C scripts/config clean
102
103 defconfig: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
104         touch .config
105         $< -D .config Config.in
106
107 oldconfig: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
108         $< -o Config.in
109
110 menuconfig: scripts/config/mconf tmp/.config.in tmp/.config-target.in FORCE
111         $< Config.in
112
113 kernel_menuconfig: .config FORCE
114         -$(MAKE) target/linux-prepare
115         $(NO_TRACE_MAKE) -C target/linux menuconfig
116
117 package/%: 
118         @$(NO_TRACE_MAKE) -s tmp/.pkginfo tmp/.targetinfo
119         $(MAKE) -C package $(patsubst package/%,%,$@)
120
121 target/%:
122         @$(NO_TRACE_MAKE) -s tmp/.pkginfo tmp/.targetinfo
123         $(MAKE) -C target $(patsubst target/%,%,$@)
124
125 tools/%: FORCE
126         $(MAKE) -C tools $(patsubst tools/%,%,$@)
127
128 toolchain/%: tmp/.targetinfo FORCE
129         $(MAKE) -C toolchain $(patsubst toolchain/%,%,$@)
130
131 tmp/.prereq-build: include/prereq-build.mk
132         @mkdir -p tmp
133         @rm -f tmp/.host.mk
134         @$(NO_TRACE_MAKE) -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
135                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
136                 false; \
137         }
138         @touch $@
139
140 tmp/.prereq-packages: include/prereq.mk tmp/.pkginfo .config
141         @mkdir -p tmp
142         @rm -f tmp/.host.mk
143         @$(NO_TRACE_MAKE) -s -C package prereq 2>/dev/null || { \
144                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
145                 false; \
146         }
147         @touch $@
148
149 tmp/.prereq-target: include/prereq.mk tmp/.targetinfo .config
150         @mkdir -p tmp
151         @rm -f tmp/.host.mk
152         @$(NO_TRACE_MAKE) -s -C target prereq 2>/dev/null || { \
153                 echo "Prerequisite check failed. Use FORCE=1 to override."; \
154                 false; \
155         }
156         @touch $@
157
158 prereq: tmp/.prereq-build tmp/.prereq-packages tmp/.prereq-target FORCE
159
160 download: .config FORCE
161         $(MAKE) tools/download
162         $(MAKE) toolchain/download
163         $(MAKE) package/download
164         $(MAKE) target/download
165
166 world: .config FORCE
167         $(MAKE) tools/install
168         $(MAKE) toolchain/install
169         $(MAKE) target/compile
170         $(MAKE) package/compile
171         $(MAKE) package/install
172         $(MAKE) target/install
173         $(MAKE) package/index
174
175 clean: FORCE
176         rm -rf build_* bin tmp
177
178 dirclean: clean
179         rm -rf staging_dir_* toolchain_build_* tool_build
180
181 distclean: dirclean config-clean
182         rm -rf dl
183
184 help:
185         cat README
186
187 doc:
188         $(MAKE) -C docs/ openwrt.pdf
189
190 docclean:
191         $(MAKE) -C docs/ clean
192
193 symlinkclean:
194         find package -type l | xargs rm -f
195
196 .SILENT: clean dirclean distclean config-clean download world
197 FORCE: ;
198 .PHONY: FORCE help
199 %: ;