xref: /OK3568_Linux_fs/buildroot/package/skeleton-init-systemd/skeleton-init-systemd.mk (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1################################################################################
2#
3# skeleton-init-systemd
4#
5################################################################################
6
7# The skeleton can't depend on the toolchain, since all packages depends on the
8# skeleton and the toolchain is a target package, as is skeleton.
9# Hence, skeleton would depends on the toolchain and the toolchain would depend
10# on skeleton.
11SKELETON_INIT_SYSTEMD_ADD_TOOLCHAIN_DEPENDENCY = NO
12SKELETON_INIT_SYSTEMD_ADD_SKELETON_DEPENDENCY = NO
13
14SKELETON_INIT_SYSTEMD_DEPENDENCIES = skeleton-init-common
15
16SKELETON_INIT_SYSTEMD_PROVIDES = skeleton
17
18ifeq ($(BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW),y)
19
20define SKELETON_INIT_SYSTEMD_ROOT_RO_OR_RW
21	echo "/dev/root / auto rw 0 1" >$(TARGET_DIR)/etc/fstab
22endef
23
24else
25
26# On a R/O rootfs, /var is a tmpfs filesystem. So, at build time, we
27# redirect /var to the "factory settings" location. Just before the
28# filesystem gets created, the /var symlink will be replaced with
29# a real (but empty) directory, and the "factory files" will be copied
30# back there by the tmpfiles.d mechanism.
31define SKELETON_INIT_SYSTEMD_ROOT_RO_OR_RW
32	mkdir -p $(TARGET_DIR)/etc/systemd/tmpfiles.d
33	echo "/dev/root / auto ro 0 1" >$(TARGET_DIR)/etc/fstab
34	echo "tmpfs /var tmpfs mode=1777 0 0" >>$(TARGET_DIR)/etc/fstab
35endef
36
37define SKELETON_INIT_SYSTEMD_PRE_ROOTFS_VAR
38	rm -rf $(TARGET_DIR)/usr/share/factory/var
39	mv $(TARGET_DIR)/var $(TARGET_DIR)/usr/share/factory/var
40	mkdir -p $(TARGET_DIR)/var
41	for i in $(TARGET_DIR)/usr/share/factory/var/* \
42		 $(TARGET_DIR)/usr/share/factory/var/lib/* \
43		 $(TARGET_DIR)/usr/share/factory/var/lib/systemd/*; do \
44		[ -e "$${i}" ] || continue; \
45		j="$${i#$(TARGET_DIR)/usr/share/factory}"; \
46		if [ -L "$${i}" ]; then \
47			printf "L+! %s - - - - %s\n" \
48				"$${j}" "../usr/share/factory/$${j}" \
49			|| exit 1; \
50		else \
51			printf "C! %s - - - -\n" "$${j}" \
52			|| exit 1; \
53		fi; \
54	done >$(TARGET_DIR)/etc/tmpfiles.d/var-factory.conf
55endef
56SKELETON_INIT_SYSTEMD_ROOTFS_PRE_CMD_HOOKS += SKELETON_INIT_SYSTEMD_PRE_ROOTFS_VAR
57
58endif
59
60define SKELETON_INIT_SYSTEMD_INSTALL_TARGET_CMDS
61	mkdir -p $(TARGET_DIR)/home
62	mkdir -p $(TARGET_DIR)/srv
63	mkdir -p $(TARGET_DIR)/var
64	ln -s ../run $(TARGET_DIR)/var/run
65	$(SKELETON_INIT_SYSTEMD_ROOT_RO_OR_RW)
66endef
67
68$(eval $(generic-package))
69