busybox: add support for config overrides via env/busybox-config
[openwrt/staging/chunkeey.git] / package / utils / busybox / Makefile
1 #
2 # Copyright (C) 2006-2013 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7
8 include $(TOPDIR)/rules.mk
9
10 PKG_NAME:=busybox
11 PKG_VERSION:=1.19.4
12 PKG_RELEASE:=7
13 PKG_FLAGS:=essential
14
15 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
16 PKG_SOURCE_URL:=http://www.busybox.net/downloads \
17 http://distfiles.gentoo.org/distfiles/
18 PKG_MD5SUM:=9c0cae5a0379228e7b55e5b29528df8e
19
20 PKG_CONFIG_DEPENDS:=CONFIG_BUSYBOX_ENABLE_NFS_MOUNT
21 PKG_BUILD_PARALLEL:=1
22
23 PKG_LICENSE:=GPLv2 BSD-4c
24 PKG_LICENSE_FILES:=LICENSE archival/libarchive/bz/LICENSE
25
26 include $(INCLUDE_DIR)/package.mk
27
28 ifneq ($(findstring c,$(OPENWRT_VERBOSE)),)
29 BB_MAKE_VERBOSE := V=1
30 else
31 BB_MAKE_VERBOSE :=
32 endif
33
34 init-y :=
35 init-$(CONFIG_BUSYBOX_CONFIG_CROND) += cron
36 init-$(CONFIG_BUSYBOX_CONFIG_NTPD) += sysntpd
37 init-$(CONFIG_BUSYBOX_CONFIG_TELNETD) += telnet
38
39 define Package/busybox
40 SECTION:=base
41 CATEGORY:=Base system
42 MAINTAINER:=Nicolas Thill <nico@openwrt.org>
43 TITLE:=Core utilities for embedded Linux
44 URL:=http://busybox.net/
45 DEPENDS:=+BUSYBOX_ENABLE_NFS_MOUNT:librpc
46 MENU:=1
47 endef
48
49 define Package/busybox/description
50 The Swiss Army Knife of embedded Linux.
51 It slices, it dices, it makes Julian Fries.
52 endef
53
54 define Package/busybox/config
55 source "$(SOURCE)/Config.in"
56 endef
57
58 CONFIG_TEMPLATE:=./config/default
59
60 LDLIBS:=m crypt
61 ifdef CONFIG_BUSYBOX_ENABLE_NFS_MOUNT
62 TARGET_CFLAGS += -I$(STAGING_DIR)/usr/include
63 export LDFLAGS=$(TARGET_LDFLAGS)
64 LDLIBS += rpc
65 CONFIG_TEMPLATE:=+ $(CONFIG_TEMPLATE) ./config/nfsmount
66 endif
67
68 ENV_CONFIG:=$(wildcard $(TOPDIR)/env/busybox-config)
69 ifneq ($(ENV_CONFIG),)
70 CONFIG_TEMPLATE:=+ $(CONFIG_TEMPLATE) $(ENV_CONFIG)
71 STAMP_CONFIGURED:=$(STAMP_CONFIGURED)_$(shell $(SH_FUNC) md5s < $(ENV_CONFIG))
72 endif
73
74 define Build/Configure
75 $(SCRIPT_DIR)/kconfig.pl $(CONFIG_TEMPLATE) > $(PKG_BUILD_DIR)/.config
76 yes 'n' | $(MAKE) -C $(PKG_BUILD_DIR) \
77 CC="$(TARGET_CC)" \
78 CROSS_COMPILE="$(TARGET_CROSS)" \
79 KBUILD_HAVE_NLS=no \
80 ARCH="$(ARCH)" \
81 $(BB_MAKE_VERBOSE) \
82 oldconfig
83 endef
84
85 ifdef CONFIG_GCC_VERSION_LLVM
86 TARGET_CFLAGS += -fnested-functions
87 endif
88
89 define Build/Compile
90 +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
91 CC="$(TARGET_CC)" \
92 CROSS_COMPILE="$(TARGET_CROSS)" \
93 KBUILD_HAVE_NLS=no \
94 EXTRA_CFLAGS="$(TARGET_CFLAGS)" \
95 ARCH="$(ARCH)" \
96 SKIP_STRIP=y \
97 LDLIBS="$(LDLIBS)" \
98 $(BB_MAKE_VERBOSE) \
99 all
100 rm -rf $(PKG_INSTALL_DIR)
101 $(FIND) $(PKG_BUILD_DIR) -lname "*busybox" -exec rm \{\} \;
102 $(MAKE) -C $(PKG_BUILD_DIR) \
103 CC="$(TARGET_CC)" \
104 CROSS_COMPILE="$(TARGET_CROSS)" \
105 EXTRA_CFLAGS="$(TARGET_CFLAGS)" \
106 ARCH="$(ARCH)" \
107 CONFIG_PREFIX="$(PKG_INSTALL_DIR)" \
108 LDLIBS="$(LDLIBS)" \
109 $(BB_MAKE_VERBOSE) \
110 install
111 endef
112
113 define Package/busybox/install
114 $(INSTALL_DIR) $(1)/etc/init.d
115 $(CP) $(PKG_INSTALL_DIR)/* $(1)/
116 for tmp in $(init-y); do \
117 $(INSTALL_BIN) ./files/$$$$tmp $(1)/etc/init.d/$$$$tmp; \
118 done
119 -rm -rf $(1)/lib64
120 endef
121
122 $(eval $(call BuildPackage,busybox))