kumquat-buildroot/package/skeleton/skeleton.mk
Yann E. MORIN 8c8b9b6ad7 system: do not set hostname and issue for custom skeleton
We expect the custom skeleton to be fully filled with the necessary
files, now. There is definitely no reason we should handle setting the
hostname and the issue file in there. A user using a custom skeleton
should be fully responsible for providing a functional skeleton.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2016-07-18 23:45:49 +02:00

248 lines
8.9 KiB
Makefile

################################################################################
#
# skeleton
#
################################################################################
# The skeleton can't depend on the toolchain, since all packages depends on the
# skeleton and the toolchain is a target package, as is skeleton.
# Hence, skeleton would depends on the toolchain and the toolchain would depend
# on skeleton.
SKELETON_ADD_TOOLCHAIN_DEPENDENCY = NO
# The skeleton also handles the merged /usr case in the sysroot
SKELETON_INSTALL_STAGING = YES
ifeq ($(BR2_ROOTFS_SKELETON_CUSTOM),y)
SKELETON_PATH = $(call qstrip,$(BR2_ROOTFS_SKELETON_CUSTOM_PATH))
ifeq ($(BR_BUILDING),y)
ifeq ($(SKELETON_PATH),)
$(error No path specified for the custom skeleton)
endif
endif
ifeq ($(BR2_ROOTFS_MERGED_USR),y)
# Ensure the user has prepared a merged /usr.
#
# Extract the inode numbers for all of those directories. In case any is
# a symlink, we want to get the inode of the pointed-to directory, so we
# append '/.' to be sure we get the target directory. Since the symlinks
# can be anyway (/bin -> /usr/bin or /usr/bin -> /bin), we do that for
# all of them.
#
SKELETON_LIB_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/lib/.)
SKELETON_BIN_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/bin/.)
SKELETON_SBIN_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/sbin/.)
SKELETON_USR_LIB_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/usr/lib/.)
SKELETON_USR_BIN_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/usr/bin/.)
SKELETON_USR_SBIN_INODE = $(shell stat -c '%i' $(SKELETON_PATH)/usr/sbin/.)
ifneq ($(SKELETON_LIB_INODE),$(SKELETON_USR_LIB_INODE))
SKELETON_CUSTOM_NOT_MERGED_USR += /lib
endif
ifneq ($(SKELETON_BIN_INODE),$(SKELETON_USR_BIN_INODE))
SKELETON_CUSTOM_NOT_MERGED_USR += /bin
endif
ifneq ($(SKELETON_SBIN_INODE),$(SKELETON_USR_SBIN_INODE))
SKELETON_CUSTOM_NOT_MERGED_USR += /sbin
endif
ifneq ($(SKELETON_CUSTOM_NOT_MERGED_USR),)
$(error The custom skeleton in $(SKELETON_PATH) is not \
using a merged /usr for the following directories: \
$(SKELETON_CUSTOM_NOT_MERGED_USR))
endif
endif # merged /usr
else # ! custom skeleton
SKELETON_PATH = system/skeleton
endif # ! custom skeleton
# This function handles the merged or non-merged /usr cases
ifeq ($(BR2_ROOTFS_MERGED_USR),y)
define SKELETON_USR_SYMLINKS_OR_DIRS
ln -snf usr/bin $(1)/bin
ln -snf usr/sbin $(1)/sbin
ln -snf usr/lib $(1)/lib
endef
else
define SKELETON_USR_SYMLINKS_OR_DIRS
$(INSTALL) -d -m 0755 $(1)/bin
$(INSTALL) -d -m 0755 $(1)/sbin
$(INSTALL) -d -m 0755 $(1)/lib
endef
endif
# We make a symlink lib32->lib or lib64->lib as appropriate
# MIPS64/n32 requires lib32 even though it's a 64-bit arch.
ifeq ($(BR2_ARCH_IS_64)$(BR2_MIPS_NABI32),y)
SKELETON_LIB_SYMLINK = lib64
else
SKELETON_LIB_SYMLINK = lib32
endif
define SKELETON_INSTALL_TARGET_CMDS
rsync -a --ignore-times $(RSYNC_VCS_EXCLUSIONS) \
--chmod=u=rwX,go=rX --exclude .empty --exclude '*~' \
$(SKELETON_PATH)/ $(TARGET_DIR)/
$(call SKELETON_USR_SYMLINKS_OR_DIRS,$(TARGET_DIR))
ln -snf lib $(TARGET_DIR)/$(SKELETON_LIB_SYMLINK)
ln -snf lib $(TARGET_DIR)/usr/$(SKELETON_LIB_SYMLINK)
$(INSTALL) -m 0644 support/misc/target-dir-warning.txt \
$(TARGET_DIR_WARNING_FILE)
endef
# For the staging dir, we don't really care about /bin and /sbin.
# But for consistency with the target dir, and to simplify the code,
# we still handle them for the merged or non-merged /usr cases.
# Since the toolchain is not yet available, the staging is not yet
# populated, so we need to create the directories in /usr
define SKELETON_INSTALL_STAGING_CMDS
$(INSTALL) -d -m 0755 $(STAGING_DIR)/usr/lib
$(INSTALL) -d -m 0755 $(STAGING_DIR)/usr/bin
$(INSTALL) -d -m 0755 $(STAGING_DIR)/usr/sbin
$(INSTALL) -d -m 0755 $(STAGING_DIR)/usr/include
$(call SKELETON_USR_SYMLINKS_OR_DIRS,$(STAGING_DIR))
ln -snf lib $(STAGING_DIR)/$(SKELETON_LIB_SYMLINK)
ln -snf lib $(STAGING_DIR)/usr/$(SKELETON_LIB_SYMLINK)
endef
# The TARGET_FINALIZE_HOOKS must be sourced only if the users choose to use the
# default skeleton.
ifeq ($(BR2_ROOTFS_SKELETON_DEFAULT),y)
SKELETON_TARGET_GENERIC_HOSTNAME = $(call qstrip,$(BR2_TARGET_GENERIC_HOSTNAME))
SKELETON_TARGET_GENERIC_ISSUE = $(call qstrip,$(BR2_TARGET_GENERIC_ISSUE))
SKELETON_TARGET_GENERIC_ROOT_PASSWD = $(call qstrip,$(BR2_TARGET_GENERIC_ROOT_PASSWD))
SKELETON_TARGET_GENERIC_PASSWD_METHOD = $(call qstrip,$(BR2_TARGET_GENERIC_PASSWD_METHOD))
SKELETON_TARGET_GENERIC_BIN_SH = $(call qstrip,$(BR2_SYSTEM_BIN_SH))
SKELETON_TARGET_GENERIC_GETTY_PORT = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_PORT))
SKELETON_TARGET_GENERIC_GETTY_BAUDRATE = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_BAUDRATE))
SKELETON_TARGET_GENERIC_GETTY_TERM = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_TERM))
SKELETON_TARGET_GENERIC_GETTY_OPTIONS = $(call qstrip,$(BR2_TARGET_GENERIC_GETTY_OPTIONS))
ifneq ($(SKELETON_TARGET_GENERIC_HOSTNAME),)
define SKELETON_SET_HOSTNAME
mkdir -p $(TARGET_DIR)/etc
echo "$(SKELETON_TARGET_GENERIC_HOSTNAME)" > $(TARGET_DIR)/etc/hostname
$(SED) '$$a \127.0.1.1\t$(SKELETON_TARGET_GENERIC_HOSTNAME)' \
-e '/^127.0.1.1/d' $(TARGET_DIR)/etc/hosts
endef
TARGET_FINALIZE_HOOKS += SKELETON_SET_HOSTNAME
endif
ifneq ($(SKELETON_TARGET_GENERIC_ISSUE),)
define SKELETON_SET_ISSUE
mkdir -p $(TARGET_DIR)/etc
echo "$(SKELETON_TARGET_GENERIC_ISSUE)" > $(TARGET_DIR)/etc/issue
endef
TARGET_FINALIZE_HOOKS += SKELETON_SET_ISSUE
endif
define SKELETON_SET_NETWORK_LOCALHOST
( \
echo "# interface file auto-generated by buildroot"; \
echo ; \
echo "auto lo"; \
echo "iface lo inet loopback"; \
) > $(TARGET_DIR)/etc/network/interfaces
endef
SKELETON_NETWORK_DHCP_IFACE = $(call qstrip,$(BR2_SYSTEM_DHCP))
ifneq ($(SKELETON_NETWORK_DHCP_IFACE),)
define SKELETON_SET_NETWORK_DHCP
( \
echo ; \
echo "auto $(SKELETON_NETWORK_DHCP_IFACE)"; \
echo "iface $(SKELETON_NETWORK_DHCP_IFACE) inet dhcp"; \
echo " pre-up /etc/network/nfs_check"; \
echo " wait-delay 15"; \
) >> $(TARGET_DIR)/etc/network/interfaces
$(INSTALL) -m 0755 -D $(SKELETON_PKGDIR)/nfs_check \
$(TARGET_DIR)/etc/network/nfs_check
endef
endif
define SKELETON_SET_NETWORK
mkdir -p $(TARGET_DIR)/etc/network/
$(SKELETON_SET_NETWORK_LOCALHOST)
$(SKELETON_SET_NETWORK_DHCP)
endef
TARGET_FINALIZE_HOOKS += SKELETON_SET_NETWORK
ifeq ($(BR2_TARGET_ENABLE_ROOT_LOGIN),y)
ifeq ($(SKELETON_TARGET_GENERIC_ROOT_PASSWD),)
SKELETON_ROOT_PASSWORD =
else ifneq ($(filter $$1$$% $$5$$% $$6$$%,$(SKELETON_TARGET_GENERIC_ROOT_PASSWD)),)
SKELETON_ROOT_PASSWORD = '$(SKELETON_TARGET_GENERIC_ROOT_PASSWD)'
else
SKELETON_DEPENDENCIES += host-mkpasswd
# This variable will only be evaluated in the finalize stage, so we can
# be sure that host-mkpasswd will have already been built by that time.
SKELETON_ROOT_PASSWORD = "`$(MKPASSWD) -m "$(SKELETON_TARGET_GENERIC_PASSWD_METHOD)" "$(SKELETON_TARGET_GENERIC_ROOT_PASSWD)"`"
endif
else # !BR2_TARGET_ENABLE_ROOT_LOGIN
SKELETON_ROOT_PASSWORD = "*"
endif
define SKELETON_SET_ROOT_PASSWD
$(SED) s,^root:[^:]*:,root:$(SKELETON_ROOT_PASSWORD):, $(TARGET_DIR)/etc/shadow
endef
TARGET_FINALIZE_HOOKS += SKELETON_SET_ROOT_PASSWD
ifeq ($(BR2_SYSTEM_BIN_SH_NONE),y)
define SKELETON_BIN_SH
rm -f $(TARGET_DIR)/bin/sh
endef
else
define SKELETON_BIN_SH
ln -sf $(SKELETON_TARGET_GENERIC_BIN_SH) $(TARGET_DIR)/bin/sh
endef
endif
TARGET_FINALIZE_HOOKS += SKELETON_BIN_SH
ifeq ($(BR2_TARGET_GENERIC_GETTY),y)
ifeq ($(BR2_INIT_SYSV),y)
# In sysvinit inittab, the "id" must not be longer than 4 bytes, so we
# skip the "tty" part and keep only the remaining.
define SKELETON_SET_GETTY
$(SED) '/# GENERIC_SERIAL$$/s~^.*#~$(shell echo $(SKELETON_TARGET_GENERIC_GETTY_PORT) | tail -c+4)::respawn:/sbin/getty -L $(SKELETON_TARGET_GENERIC_GETTY_OPTIONS) $(SKELETON_TARGET_GENERIC_GETTY_PORT) $(SKELETON_TARGET_GENERIC_GETTY_BAUDRATE) $(SKELETON_TARGET_GENERIC_GETTY_TERM) #~' \
$(TARGET_DIR)/etc/inittab
endef
else ifeq ($(BR2_INIT_BUSYBOX),y)
# Add getty to busybox inittab
define SKELETON_SET_GETTY
$(SED) '/# GENERIC_SERIAL$$/s~^.*#~$(SKELETON_TARGET_GENERIC_GETTY_PORT)::respawn:/sbin/getty -L $(SKELETON_TARGET_GENERIC_GETTY_OPTIONS) $(SKELETON_TARGET_GENERIC_GETTY_PORT) $(SKELETON_TARGET_GENERIC_GETTY_BAUDRATE) $(SKELETON_TARGET_GENERIC_GETTY_TERM) #~' \
$(TARGET_DIR)/etc/inittab
endef
endif
TARGET_FINALIZE_HOOKS += SKELETON_SET_GETTY
endif
ifeq ($(BR2_INIT_BUSYBOX)$(BR2_INIT_SYSV),y)
ifeq ($(BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW),y)
# Find commented line, if any, and remove leading '#'s
define SKELETON_REMOUNT_RW
$(SED) '/^#.*-o remount,rw \/$$/s~^#\+~~' $(TARGET_DIR)/etc/inittab
endef
else
# Find uncommented line, if any, and add a leading '#'
define SKELETON_REMOUNT_RW
$(SED) '/^[^#].*-o remount,rw \/$$/s~^~#~' $(TARGET_DIR)/etc/inittab
endef
endif
TARGET_FINALIZE_HOOKS += SKELETON_REMOUNT_RW
endif # BR2_INIT_BUSYBOX || BR2_INIT_SYSV
endif # BR2_ROOTFS_SKELETON_DEFAULT
$(eval $(generic-package))