3 BR_D = $(TOP_D)/buildroot
4 OUT_D = $(TOP_D)/output/$(ARCH)
5 BR_OUT_D = $(OUT_D)/buildroot
7 DL_D = $(TOP_D)/download
8 SKEL_D = $(OUT_D)/skeleton
10 TMPDIR ?= $(OUT_D)/tmp
13 DISK_IMG = $(OUT_D)/disk.img
14 PART_IMG = $(OUT_D)/part.img
15 TAR_IMG = $(OUT_D)/rootfs.tar
16 BR_TAR_IMG = $(BR_OUT_D)/images/rootfs.tar
17 BR2_CCACHE_DIR = $(OUT_D)/ccache
19 BR_MAKE = cd $(BR_D) && mkdir -p "$(TMPDIR)" && \
20 make O=$(BR_OUT_D) BR2_DL_DIR=$(DL_D) \
21 BR2_CONFIG=$(BR_OUT_D)/.config \
22 BUSYBOX_CONFIG_FILE=$(BR_OUT_D)/busybox.config \
23 BR2_CCACHE_DIR=$(BR2_CCACHE_DIR)
25 BR_DEPS = $(BR_D) $(BR_OUT_D)/busybox.config $(BR_OUT_D)/.config $(SKEL_D)/.dir
27 BR_CONFIG = $(CONF_D)/buildroot-$(ARCH).config
29 BUSYBOX_VERSION := $(shell sed -n \
30 "s,^BUSYBOX_VERSION\s*=\s*\([^\s]*\).*,\1,p" \
31 $(BR_D)/package/busybox/busybox.mk)
32 BUSYBOX_BUILD_DIR = $(BR_OUT_D)/build/busybox-$(BUSYBOX_VERSION)
33 BUSYBOX_BUILD_CONFIG = $(BUSYBOX_BUILD_DIR)/.config
35 unexport SED # causes random issues (LP: #920620)
40 @echo "BR_DEPS: $(BR_DEPS)"
41 @echo "BR_MAKE: $(BR_MAKE)"
42 @echo "BR_OUT_D: $(BR_OUT_D)"
43 @echo "BUSYBOX_BUILD_CONFIG: $(BUSYBOX_BUILD_CONFIG)"
44 @echo "BUSYBOX_VERSION: $(BUSYBOX_VERSION)"
46 source: br_source minicloud_source
48 br_source: $(BR_DEPS) $(OUT_D)/.source.$(ARCH)
49 minicloud_source: $(DL_D)/.dir
51 # here we would download the Ubuntu kernel
54 @[ -d "$(BR_D)" ] || { echo "You Must download BUILDROOT, extract it, and symlink to $(BR_D)"; exit 1; }
56 $(OUT_D)/.source.$(ARCH):
59 $(BR_OUT_D)/busybox.config: $(CONF_D)/busybox.config $(BR_OUT_D)/.dir
60 cp $(CONF_D)/busybox.config $@
61 for s in configured built target_installed; do rm -f $(BR_OUT_D)/build/busybox-*/.stamp_$$s; done
63 $(BR_OUT_D)/.config: $(BR_CONFIG) $(BR_OUT_D)/.dir
66 $(TAR_IMG): $(BR_TAR_IMG)
67 cp $(BR_TAR_IMG) $(TAR_IMG)
69 $(BR_TAR_IMG): $(BR_DEPS)
73 # copy BR_D/fs/skeleton, then sync src/ over the
75 # depends on $(BR_D)/fs/skeleton (somehow)
76 [ -d $(SKEL_D) ] || mkdir -p $(SKEL_D)
77 rsync -a $(BR_D)/system/skeleton/ $(SKEL_D)/ --delete
78 rsync -a $(TOP_D)/src/ $(SKEL_D)/
81 br-menuconfig: $(BR_OUT_D)/.config
82 $(BR_MAKE) $* menuconfig
83 cp $(BR_OUT_D)/.config $(CONF_D)/buildroot-$(ARCH).config
85 br-busybox-menuconfig: $(BR_OUT_D)/busybox.config
86 $(BR_MAKE) $* busybox-menuconfig
87 cp $(BUSYBOX_BUILD_CONFIG) $(CONF_D)/busybox.config
89 br-%: $(BR_OUT_D)/.config $(BR_OUT_D)/busybox.config
93 mkdir -p $* && touch $@