kumquat-buildroot/package/busybox/busybox.mk
Gustavo Zacarias 149e4f8960 busybox: set/unset CONFIG_NOMMU
Set busybox .config CONFIG_NOMMU appropiately and streamline this new
setting with the previous BUSYBOX_DISABLE_MMU_APPLETS in a single
BUSYBOX_SET_MMU definition (since it's not just applets now).

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2013-08-10 10:29:42 +02:00

228 lines
7.0 KiB
Makefile

################################################################################
#
# busybox
#
################################################################################
ifeq ($(BR2_PACKAGE_BUSYBOX_SNAPSHOT),y)
BUSYBOX_VERSION = snapshot
BUSYBOX_SITE = http://www.busybox.net/downloads/snapshots
else
BUSYBOX_VERSION = $(call qstrip,$(BR2_BUSYBOX_VERSION))
BUSYBOX_SITE = http://www.busybox.net/downloads
endif
BUSYBOX_SOURCE = busybox-$(BUSYBOX_VERSION).tar.bz2
BUSYBOX_LICENSE = GPLv2
BUSYBOX_LICENSE_FILES = LICENSE
BUSYBOX_CFLAGS = \
$(TARGET_CFLAGS)
BUSYBOX_LDFLAGS = \
$(TARGET_LDFLAGS)
# Link against libtirpc if available so that we can leverage its RPC
# support for NFS mounting with Busybox
ifeq ($(BR2_PACKAGE_LIBTIRPC),y)
BUSYBOX_DEPENDENCIES += libtirpc
BUSYBOX_CFLAGS += -I$(STAGING_DIR)/usr/include/tirpc/
# Don't use LDFLAGS for -ltirpc, because LDFLAGS is used for
# the non-final link of modules as well.
BUSYBOX_CFLAGS_busybox += -ltirpc
endif
BUSYBOX_BUILD_CONFIG = $(BUSYBOX_DIR)/.config
# Allows the build system to tweak CFLAGS
BUSYBOX_MAKE_ENV = \
$(TARGET_MAKE_ENV) \
CFLAGS="$(BUSYBOX_CFLAGS)" \
CFLAGS_busybox="$(BUSYBOX_CFLAGS_busybox)"
BUSYBOX_MAKE_OPTS = \
CC="$(TARGET_CC)" \
ARCH=$(KERNEL_ARCH) \
PREFIX="$(TARGET_DIR)" \
EXTRA_LDFLAGS="$(BUSYBOX_LDFLAGS)" \
CROSS_COMPILE="$(TARGET_CROSS)" \
CONFIG_PREFIX="$(TARGET_DIR)" \
SKIP_STRIP=y
ifndef BUSYBOX_CONFIG_FILE
BUSYBOX_CONFIG_FILE = $(call qstrip,$(BR2_PACKAGE_BUSYBOX_CONFIG))
endif
define BUSYBOX_PERMISSIONS
/bin/busybox f 4755 0 0 - - - - -
/usr/share/udhcpc/default.script f 755 0 0 - - - - -
endef
# If mdev will be used for device creation enable it and copy S10mdev to /etc/init.d
ifeq ($(BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV),y)
define BUSYBOX_INSTALL_MDEV_SCRIPT
[ -f $(TARGET_DIR)/etc/init.d/S10mdev ] || \
install -D -m 0755 package/busybox/S10mdev \
$(TARGET_DIR)/etc/init.d/S10mdev
endef
define BUSYBOX_INSTALL_MDEV_CONF
[ -f $(TARGET_DIR)/etc/mdev.conf ] || \
install -D -m 0644 package/busybox/mdev.conf \
$(TARGET_DIR)/etc/mdev.conf
endef
define BUSYBOX_SET_MDEV
$(call KCONFIG_ENABLE_OPT,CONFIG_MDEV,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_FEATURE_MDEV_CONF,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_FEATURE_MDEV_EXEC,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_FEATURE_MDEV_LOAD_FIRMWARE,$(BUSYBOX_BUILD_CONFIG))
endef
endif
ifeq ($(BR2_USE_MMU),y)
define BUSYBOX_SET_MMU
$(call KCONFIG_DISABLE_OPT,CONFIG_NOMMU,$(BUSYBOX_BUILD_CONFIG))
endef
else
define BUSYBOX_SET_MMU
$(call KCONFIG_ENABLE_OPT,CONFIG_NOMMU,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_DISABLE_OPT,CONFIG_SWAPONOFF,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_DISABLE_OPT,CONFIG_ASH,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_HUSH,$(BUSYBOX_BUILD_CONFIG))
endef
endif
ifeq ($(BR2_LARGEFILE),y)
define BUSYBOX_SET_LARGEFILE
$(call KCONFIG_ENABLE_OPT,CONFIG_LFS,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_FDISK_SUPPORT_LARGE_DISKS,$(BUSYBOX_BUILD_CONFIG))
endef
else
define BUSYBOX_SET_LARGEFILE
$(call KCONFIG_DISABLE_OPT,CONFIG_LFS,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_DISABLE_OPT,CONFIG_FDISK_SUPPORT_LARGE_DISKS,$(BUSYBOX_BUILD_CONFIG))
endef
endif
# If IPv6 is enabled then enable basic ifupdown support for it
ifeq ($(BR2_INET_IPV6),y)
define BUSYBOX_SET_IPV6
$(call KCONFIG_ENABLE_OPT,CONFIG_FEATURE_IPV6,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_FEATURE_IFUPDOWN_IPV6,$(BUSYBOX_BUILD_CONFIG))
endef
else
define BUSYBOX_SET_IPV6
$(call KCONFIG_DISABLE_OPT,CONFIG_FEATURE_IPV6,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_DISABLE_OPT,CONFIG_FEATURE_IFUPDOWN_IPV6,$(BUSYBOX_BUILD_CONFIG))
endef
endif
# If we're using static libs do the same for busybox
ifeq ($(BR2_PREFER_STATIC_LIB),y)
define BUSYBOX_PREFER_STATIC
$(call KCONFIG_ENABLE_OPT,CONFIG_STATIC,$(BUSYBOX_BUILD_CONFIG))
endef
endif
# Disable usage of inetd if netkit-base package is selected
ifeq ($(BR2_PACKAGE_NETKITBASE),y)
define BUSYBOX_NETKITBASE
$(call KCONFIG_DISABLE_OPT,CONFIG_INETD,$(BUSYBOX_BUILD_CONFIG))
endef
endif
# Disable usage of telnetd if netkit-telnetd package is selected
ifeq ($(BR2_PACKAGE_NETKITTELNET),y)
define BUSYBOX_NETKITTELNET
$(call KCONFIG_DISABLE_OPT,CONFIG_TELNETD,$(BUSYBOX_BUILD_CONFIG))
endef
endif
define BUSYBOX_COPY_CONFIG
cp -f $(BUSYBOX_CONFIG_FILE) $(BUSYBOX_BUILD_CONFIG)
endef
# Disable shadow passwords support if unsupported by the C library
ifeq ($(BR2_TOOLCHAIN_HAS_SHADOW_PASSWORDS),)
define BUSYBOX_INTERNAL_SHADOW_PASSWORDS
$(call KCONFIG_ENABLE_OPT,CONFIG_USE_BB_PWD_GRP,$(BUSYBOX_BUILD_CONFIG))
$(call KCONFIG_ENABLE_OPT,CONFIG_USE_BB_SHADOW,$(BUSYBOX_BUILD_CONFIG))
endef
endif
ifeq ($(BR2_INIT_BUSYBOX),y)
define BUSYBOX_SET_INIT
$(call KCONFIG_ENABLE_OPT,CONFIG_INIT,$(BUSYBOX_BUILD_CONFIG))
endef
endif
define BUSYBOX_INSTALL_LOGGING_SCRIPT
if grep -q CONFIG_SYSLOGD=y $(@D)/.config; then \
[ -f $(TARGET_DIR)/etc/init.d/S01logging ] || \
$(INSTALL) -m 0755 -D package/busybox/S01logging \
$(TARGET_DIR)/etc/init.d/S01logging; \
else rm -f $(TARGET_DIR)/etc/init.d/S01logging; fi
endef
ifeq ($(BR2_PACKAGE_BUSYBOX_WATCHDOG),y)
define BUSYBOX_SET_WATCHDOG
$(call KCONFIG_ENABLE_OPT,CONFIG_WATCHDOG,$(BUSYBOX_BUILD_CONFIG))
endef
define BUSYBOX_INSTALL_WATCHDOG_SCRIPT
[ -f $(TARGET_DIR)/etc/init.d/S15watchdog ] || \
install -D -m 0755 package/busybox/S15watchdog \
$(TARGET_DIR)/etc/init.d/S15watchdog && \
sed -i s/PERIOD/$(call qstrip,$(BR2_PACKAGE_BUSYBOX_WATCHDOG_PERIOD))/ \
$(TARGET_DIR)/etc/init.d/S15watchdog
endef
endif
# We do this here to avoid busting a modified .config in configure
BUSYBOX_POST_EXTRACT_HOOKS += BUSYBOX_COPY_CONFIG
define BUSYBOX_CONFIGURE_CMDS
$(BUSYBOX_SET_MMU)
$(BUSYBOX_SET_LARGEFILE)
$(BUSYBOX_SET_IPV6)
$(BUSYBOX_PREFER_STATIC)
$(BUSYBOX_SET_MDEV)
$(BUSYBOX_NETKITBASE)
$(BUSYBOX_NETKITTELNET)
$(BUSYBOX_INTERNAL_SHADOW_PASSWORDS)
$(BUSYBOX_SET_INIT)
$(BUSYBOX_SET_WATCHDOG)
@yes "" | $(MAKE) ARCH=$(KERNEL_ARCH) CROSS_COMPILE="$(TARGET_CROSS)" \
-C $(@D) oldconfig
endef
define BUSYBOX_BUILD_CMDS
$(BUSYBOX_MAKE_ENV) $(MAKE) $(BUSYBOX_MAKE_OPTS) -C $(@D)
endef
define BUSYBOX_INSTALL_TARGET_CMDS
$(BUSYBOX_MAKE_ENV) $(MAKE) $(BUSYBOX_MAKE_OPTS) -C $(@D) install
if [ ! -f $(TARGET_DIR)/usr/share/udhcpc/default.script ]; then \
$(INSTALL) -m 0755 -D package/busybox/udhcpc.script \
$(TARGET_DIR)/usr/share/udhcpc/default.script; \
fi
$(BUSYBOX_INSTALL_MDEV_SCRIPT)
$(BUSYBOX_INSTALL_MDEV_CONF)
$(BUSYBOX_INSTALL_LOGGING_SCRIPT)
$(BUSYBOX_INSTALL_WATCHDOG_SCRIPT)
endef
define BUSYBOX_UNINSTALL_TARGET_CMDS
$(BUSYBOX_MAKE_ENV) $(MAKE) $(BUSYBOX_MAKE_OPTS) -C $(@D) uninstall
endef
define BUSYBOX_CLEAN_CMDS
$(BUSYBOX_MAKE_ENV) $(MAKE) $(BUSYBOX_MAKE_OPTS) -C $(@D) clean
endef
$(eval $(generic-package))
busybox-menuconfig busybox-xconfig busybox-gconfig: busybox-patch
$(BUSYBOX_MAKE_ENV) $(MAKE) $(BUSYBOX_MAKE_OPTS) -C $(BUSYBOX_DIR) \
$(subst busybox-,,$@)
rm -f $(BUSYBOX_DIR)/.stamp_built
rm -f $(BUSYBOX_DIR)/.stamp_target_installed
busybox-update-config: busybox-configure
cp -f $(BUSYBOX_BUILD_CONFIG) $(BUSYBOX_CONFIG_FILE)