bb46f16b2d8b3de92b957f5365738a876ee7b6d7
[openwrt/svn-archive/archive.git] / rules.mk
1 #
2 # Copyright (C) 2006-2008 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7 # $Id$
8
9 ifneq ($(__rules_inc),1)
10 __rules_inc=1
11
12 ifeq ($(DUMP),)
13 -include $(TOPDIR)/.config
14 endif
15 include $(TOPDIR)/include/debug.mk
16 include $(TOPDIR)/include/verbose.mk
17
18 TMP_DIR:=$(TOPDIR)/tmp
19
20 export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
21
22 define qstrip
23 $(strip $(subst ",,$(1)))
24 endef
25 #"))
26
27 empty:=
28 space:= $(empty) $(empty)
29 merge=$(subst $(space),,$(1))
30 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
31 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
32
33 _SINGLE=export MAKEFLAGS=$(space);
34 ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/'))
35 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
36 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
37 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
38 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
39 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
40 LIBC:=$(call qstrip,$(CONFIG_LIBC))
41 LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
42 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
43
44 OPTIMIZE_FOR_CPU=$(shell echo $(ARCH) | sed -e 's/i386/i486/')
45
46 ifeq ($(ARCH),powerpc)
47 FPIC:=-fPIC
48 else
49 FPIC:=-fpic
50 endif
51
52 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
53 BIN_DIR:=$(TOPDIR)/bin
54 INCLUDE_DIR:=$(TOPDIR)/include
55 SCRIPT_DIR:=$(TOPDIR)/scripts
56 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
57 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)_$(LIBC)-$(LIBCV)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
58 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
59 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc-$(GCCV)_$(LIBC)-$(LIBCV)
60 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)_$(LIBC)-$(LIBCV)
61 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
62 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc-$(GCCV)_$(LIBC)-$(LIBCV)
63 PACKAGE_DIR:=$(BIN_DIR)/packages/$(ARCH)
64 STAMP_DIR:=$(BUILD_DIR)/stamp
65 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
66 TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
67 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
68
69 TARGET_PATH:=$(TOOLCHAIN_DIR)/usr/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/host/bin:$(PATH)
70 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
71 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
72 TARGET_LDFLAGS:=-L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
73 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
74
75 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
76 -include $(TOOLCHAIN_DIR)/info.mk
77 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
78 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
79 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
80 TARGET_CFLAGS+= -fhonour-copts
81 endif
82
83 ifeq ($(CONFIG_SOFT_FLOAT),y)
84 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
85 TARGET_CFLAGS+=-msoft-float
86 else
87 SOFT_FLOAT_CONFIG_OPTION:=
88 endif
89
90 export PATH:=$(TARGET_PATH)
91 export STAGING_DIR
92 export GCC_HONOUR_COPTS:=0
93
94 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
95
96 export PKG_CONFIG
97
98 LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
99
100 HOSTCC:=gcc
101 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
102 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
103
104 TARGET_CC:=$(TARGET_CROSS)gcc
105 TARGET_CXX:=$(TARGET_CROSS)g++
106 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
107 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
108 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
109 CP:=cp -fpR
110
111 INSTALL_BIN:=install -m0755
112 INSTALL_DIR:=install -d -m0755
113 INSTALL_DATA:=install -m0644
114 INSTALL_CONF:=install -m0600
115
116 ifneq ($(CONFIG_CCACHE),)
117 # FIXME: move this variable to a better location
118 export CCACHE_DIR=$(STAGING_DIR)/ccache
119 TARGET_CC:= ccache $(TARGET_CC)
120 endif
121
122 TARGET_CONFIGURE_OPTS:= \
123 AR=$(TARGET_CROSS)ar \
124 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
125 LD=$(TARGET_CROSS)ld \
126 NM=$(TARGET_CROSS)nm \
127 CC="$(TARGET_CC)" \
128 GCC="$(TARGET_CC)" \
129 CXX="$(TARGET_CXX)" \
130 RANLIB=$(TARGET_CROSS)ranlib \
131 STRIP=$(TARGET_CROSS)strip \
132 OBJCOPY=$(TARGET_CROSS)objcopy \
133 OBJDUMP=$(TARGET_CROSS)objdump \
134 SIZE=$(TARGET_CROSS)size
135
136 # strip an entire directory
137 ifneq ($(CONFIG_NO_STRIP),)
138 RSTRIP:=:
139 else
140 RSTRIP:= \
141 NM="$(TARGET_CROSS)nm" \
142 STRIP="$(STRIP)" \
143 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
144 $(SCRIPT_DIR)/rstrip.sh
145 endif
146
147 ifeq ($(CONFIG_ENABLE_LOCALE),true)
148 DISABLE_NLS:=
149 else
150 DISABLE_NLS:=--disable-nls
151 endif
152
153 ifneq ($(CONFIG_LARGEFILE),y)
154 DISABLE_LARGEFILE= --disable-largefile
155 endif
156
157 ifeq ($(CONFIG_TAR_VERBOSITY),y)
158 TAR_OPTIONS:=-xvf -
159 else
160 TAR_OPTIONS:=-xf -
161 endif
162
163 define shvar
164 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
165 endef
166
167 define shexport
168 $(call shvar,$(1))=$$(call $(1))
169 export $(call shvar,$(1))
170 endef
171
172 # file extension
173 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
174
175 all:
176 FORCE: ;
177 .PHONY: FORCE
178
179 endif #__rules_inc