20c349f68c
Unconditionally pass TARGET_CPPFLAGS (not passed at all before) and TARGET_LDFLAGS (passed only in certain non-default configuration before the Makefile streamlining). Without these flags, hardening options (PKG_FORTIFY_SOURCE and PKG_RELRO) were not actually applied to busybox. The addition of these flags increases the size of the stripped busybox binary by about 6KB (~4KB with fortify headers, ~2KB with "-znow -zrelro") with the default hardening options PKG_FORTIFY_SOURCE_1 and PKG_RELRO_FULL. Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
115 lines
3.5 KiB
Makefile
115 lines
3.5 KiB
Makefile
#
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# Copyright (C) 2006-2016 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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PKG_NAME:=busybox
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PKG_VERSION:=1.27.2
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PKG_RELEASE:=3
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PKG_FLAGS:=essential
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PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
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PKG_SOURCE_URL:=https://www.busybox.net/downloads \
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http://sources.buildroot.net
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PKG_HASH:=9d4be516b61e6480f156b11eb42577a13529f75d3383850bb75c50c285de63df
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PKG_BUILD_DEPENDS:=BUSYBOX_USE_LIBRPC:librpc BUSYBOX_CONFIG_PAM:libpam
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PKG_BUILD_PARALLEL:=1
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PKG_CHECK_FORMAT_SECURITY:=0
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PKG_INSTALL:=1
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PKG_LICENSE:=GPL-2.0
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PKG_LICENSE_FILES:=LICENSE archival/libarchive/bz/LICENSE
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PKG_CPE_ID:=cpe:/a:busybox:busybox
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include $(INCLUDE_DIR)/package.mk
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ifeq ($(DUMP),)
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STAMP_CONFIGURED:=$(strip $(STAMP_CONFIGURED))_$(shell grep '^CONFIG_BUSYBOX_' $(TOPDIR)/.config | mkhash md5)
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endif
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BUSYBOX_SYM=$(if $(CONFIG_BUSYBOX_CUSTOM),CONFIG,DEFAULT)
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BUSYBOX_IF_ENABLED=$(if $(CONFIG_BUSYBOX_$(BUSYBOX_SYM)_$(1)),$(2))
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define Package/busybox
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SECTION:=base
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CATEGORY:=Base system
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MAINTAINER:=Felix Fietkau <nbd@nbd.name>
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TITLE:=Core utilities for embedded Linux
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URL:=http://busybox.net/
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DEPENDS:=+BUSYBOX_USE_LIBRPC:librpc +BUSYBOX_CONFIG_PAM:libpam +BUSYBOX_CONFIG_NTPD:jsonfilter
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MENU:=1
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PROVIDES:=ip
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ALTERNATIVES:=\
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$(call BUSYBOX_IF_ENABLED,KILL, 100:/bin/kill:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,PS, 100:/bin/ps:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,WATCH, 100:/bin/watch:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,IP, 100:/sbin/ip:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,FREE, 100:/usr/bin/free:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,PGREP, 100:/usr/bin/pgrep:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,PKILL, 100:/usr/bin/pkill:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,PMAP, 100:/usr/bin/pmap:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,PWDX, 100:/usr/bin/pwdx:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,TOP, 100:/usr/bin/top:/bin/busybox) \
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$(call BUSYBOX_IF_ENABLED,UPTIME, 100:/usr/bin/uptime:/bin/busybox) \
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endef
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define Package/busybox/description
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The Swiss Army Knife of embedded Linux.
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It slices, it dices, it makes Julian Fries.
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endef
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define Package/busybox/config
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source "$(SOURCE)/Config.in"
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endef
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# don't create a version string containing the actual timestamp
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export KCONFIG_NOTIMESTAMP=1
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LDLIBS:=m crypt
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LDLIBS += $(call BUSYBOX_IF_ENABLED,PAM,pam pam_misc pthread)
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ifdef CONFIG_BUSYBOX_USE_LIBRPC
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LDLIBS += rpc
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endif
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ifeq ($(CONFIG_USE_GLIBC),y)
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LDLIBS += $(call BUSYBOX_IF_ENABLED,NSLOOKUP_OPENWRT,resolv)
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endif
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MAKE_VARS :=
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MAKE_FLAGS += \
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EXTRA_CFLAGS="$(TARGET_CFLAGS) $(TARGET_CPPFLAGS)" \
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EXTRA_LDFLAGS="$(TARGET_LDFLAGS)" \
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LDLIBS="$(LDLIBS)" \
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SKIP_STRIP=y
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ifneq ($(findstring c,$(OPENWRT_VERBOSE)),)
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MAKE_FLAGS += V=1
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endif
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MAKE_INSTALL_FLAGS += CONFIG_PREFIX="$(PKG_INSTALL_DIR)"
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define Build/Configure
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grep 'CONFIG_BUSYBOX_$(BUSYBOX_SYM)' $(TOPDIR)/.config | sed -e "s,\\(# \)\\?CONFIG_BUSYBOX_$(BUSYBOX_SYM)_\\(.*\\),\\1CONFIG_\\2,g" > $(PKG_BUILD_DIR)/.config
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yes 'n' | $(MAKE) -C $(PKG_BUILD_DIR) $(MAKE_FLAGS) oldconfig
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endef
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define Package/busybox/install
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$(INSTALL_DIR) $(1)/etc/init.d
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$(CP) $(PKG_INSTALL_DIR)/* $(1)/
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ifneq ($(CONFIG_BUSYBOX_$(BUSYBOX_SYM)_CROND),)
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$(INSTALL_BIN) ./files/cron $(1)/etc/init.d/cron
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endif
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ifneq ($(CONFIG_BUSYBOX_$(BUSYBOX_SYM)_NTPD),)
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$(INSTALL_BIN) ./files/sysntpd $(1)/etc/init.d/sysntpd
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$(INSTALL_BIN) ./files/ntpd-hotplug $(1)/usr/sbin/ntpd-hotplug
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endif
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-rm -rf $(1)/lib64
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endef
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$(eval $(call BuildPackage,busybox))
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