77331185ee9897bd5a5aebd12fe1656fe3e59e64
[openwrt/openwrt.git] / rules.mk
1 #
2 # Copyright (C) 2006-2007 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 ifneq ($(__rules_inc),1)
9 __rules_inc=1
10
11 ifeq ($(DUMP),)
12 -include $(TOPDIR)/.config
13 endif
14 include $(TOPDIR)/include/debug.mk
15 include $(TOPDIR)/include/verbose.mk
16
17 TMP_DIR:=$(TOPDIR)/tmp
18
19 export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
20
21 define qstrip
22 $(strip $(subst ",,$(1)))
23 endef
24 #"))
25
26 ARCH:=$(call qstrip,$(CONFIG_ARCH))
27 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
28 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
29 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
30 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
31 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
32
33 OPTIMIZE_FOR_CPU:=$(ARCH)
34
35 DL_DIR:=$(TOPDIR)/dl
36 BIN_DIR:=$(TOPDIR)/bin
37 INCLUDE_DIR:=$(TOPDIR)/include
38 SCRIPT_DIR:=$(TOPDIR)/scripts
39 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
40 BUILD_DIR:=$(BUILD_DIR_BASE)/$(ARCH)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
41 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
42 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc$(GCCV)
43 STAGING_DIR:=$(TOPDIR)/staging_dir/$(ARCH)
44 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
45 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc$(GCCV)
46 PACKAGE_DIR:=$(BIN_DIR)/packages/$(TARGET)
47 STAMP_DIR:=$(BUILD_DIR)/stamp
48 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
49 TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
50 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
51
52 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
53 -include $(TOOLCHAIN_DIR)/info.mk
54 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
55 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
56 TARGET_CROSS?=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
57 endif
58
59 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/usr/bin:$(PATH)
60 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) -fhonour-copts
61 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
62 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
63
64 export PATH:=$(TARGET_PATH)
65 export STAGING_DIR
66
67 LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
68
69 HOSTCC:=gcc
70 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
71 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
72
73 TARGET_CC:=$(TARGET_CROSS)gcc
74 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
75 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
76 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
77 CP:=cp -fpR
78
79 INSTALL_BIN:=install -m0755
80 INSTALL_DIR:=install -d -m0755
81 INSTALL_DATA:=install -m0644
82 INSTALL_CONF:=install -m0600
83
84 ifneq ($(CONFIG_CCACHE),)
85 # FIXME: move this variable to a better location
86 export CCACHE_DIR=$(STAGING_DIR)/ccache
87 TARGET_CC:= ccache $(TARGET_CC)
88 endif
89
90 TARGET_CONFIGURE_OPTS:= \
91 AR=$(TARGET_CROSS)ar \
92 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
93 LD=$(TARGET_CROSS)ld \
94 NM=$(TARGET_CROSS)nm \
95 CC="$(TARGET_CC)" \
96 GCC="$(TARGET_CC)" \
97 CXX=$(TARGET_CROSS)g++ \
98 RANLIB=$(TARGET_CROSS)ranlib \
99 STRIP=$(TARGET_CROSS)strip \
100 OBJCOPY=$(TARGET_CROSS)objcopy \
101 OBJDUMP=$(TARGET_CROSS)objdump \
102 SIZE=$(TARGET_CROSS)size
103
104 # strip an entire directory
105 RSTRIP:= \
106 NM="$(TARGET_CROSS)nm" \
107 STRIP="$(STRIP)" \
108 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
109 $(SCRIPT_DIR)/rstrip.sh
110
111 ifeq ($(CONFIG_ENABLE_LOCALE),true)
112 DISABLE_NLS:=
113 else
114 DISABLE_NLS:=--disable-nls
115 endif
116
117 ifneq ($(CONFIG_LARGEFILE),y)
118 DISABLE_LARGEFILE= --disable-largefile
119 endif
120
121 ifeq ($(CONFIG_TAR_VERBOSITY),y)
122 TAR_OPTIONS:=-xvf -
123 else
124 TAR_OPTIONS:=-xf -
125 endif
126
127 define shvar
128 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
129 endef
130
131 define shexport
132 $(call shvar,$(1))=$$(call $(1))
133 export $(call shvar,$(1))
134 endef
135
136 # file extension
137 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
138
139 all:
140 FORCE: ;
141 .PHONY: FORCE
142
143 endif #__rules_inc