madwifi: add some extra sanity checking
[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 empty:=
27 space:= $(empty) $(empty)
28 merge=$(subst $(space),,$(1))
29 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
30
31 _SINGLE=MAKEFLAGS=$(space)
32 ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/'))
33 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
34 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
35 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
36 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
37 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
38
39 OPTIMIZE_FOR_CPU=$(ARCH)
40
41 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
42 BIN_DIR:=$(TOPDIR)/bin
43 INCLUDE_DIR:=$(TOPDIR)/include
44 SCRIPT_DIR:=$(TOPDIR)/scripts
45 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
46 BUILD_DIR:=$(BUILD_DIR_BASE)/$(ARCH)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
47 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
48 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc$(GCCV)
49 STAGING_DIR:=$(TOPDIR)/staging_dir/$(ARCH)
50 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
51 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc$(GCCV)
52 PACKAGE_DIR:=$(BIN_DIR)/packages/$(ARCH)
53 STAMP_DIR:=$(BUILD_DIR)/stamp
54 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
55 TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
56 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
57
58 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/host/bin:$(PATH)
59 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
60 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
61 TARGET_LDFLAGS:=-L$(TOOLCHAIN_DIR)/lib -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
62
63 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
64 -include $(TOOLCHAIN_DIR)/info.mk
65 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc$(if $(CONFIG_EABI_SUPPORT),gnueabi)
66 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
67 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-linux-uclibc$(if $(CONFIG_EABI_SUPPORT),gnueabi)-)
68 TARGET_CFLAGS+= -fhonour-copts
69 endif
70
71 ifeq ($(CONFIG_SOFT_FLOAT),y)
72 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
73 TARGET_CFLAGS+=-msoft-float
74 else
75 SOFT_FLOAT_CONFIG_OPTION:=
76 endif
77
78 export PATH:=$(TARGET_PATH)
79 export STAGING_DIR
80 export GCC_HONOUR_COPTS:=0
81
82 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
83
84 export PKG_CONFIG
85
86 LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
87
88 HOSTCC:=gcc
89 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
90 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
91
92 TARGET_CC:=$(TARGET_CROSS)gcc
93 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
94 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
95 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
96 CP:=cp -fpR
97
98 INSTALL_BIN:=install -m0755
99 INSTALL_DIR:=install -d -m0755
100 INSTALL_DATA:=install -m0644
101 INSTALL_CONF:=install -m0600
102
103 ifneq ($(CONFIG_CCACHE),)
104 # FIXME: move this variable to a better location
105 export CCACHE_DIR=$(STAGING_DIR)/ccache
106 TARGET_CC:= ccache $(TARGET_CC)
107 endif
108
109 TARGET_CONFIGURE_OPTS:= \
110 AR=$(TARGET_CROSS)ar \
111 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
112 LD=$(TARGET_CROSS)ld \
113 NM=$(TARGET_CROSS)nm \
114 CC="$(TARGET_CC)" \
115 GCC="$(TARGET_CC)" \
116 CXX=$(TARGET_CROSS)g++ \
117 RANLIB=$(TARGET_CROSS)ranlib \
118 STRIP=$(TARGET_CROSS)strip \
119 OBJCOPY=$(TARGET_CROSS)objcopy \
120 OBJDUMP=$(TARGET_CROSS)objdump \
121 SIZE=$(TARGET_CROSS)size
122
123 # strip an entire directory
124 ifneq ($(CONFIG_BUILD_DEVELOPER_SYSTEM),)
125 RSTRIP:=:
126 else
127 RSTRIP:= \
128 NM="$(TARGET_CROSS)nm" \
129 STRIP="$(STRIP)" \
130 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
131 $(SCRIPT_DIR)/rstrip.sh
132 endif
133
134 ifeq ($(CONFIG_ENABLE_LOCALE),true)
135 DISABLE_NLS:=
136 else
137 DISABLE_NLS:=--disable-nls
138 endif
139
140 ifneq ($(CONFIG_LARGEFILE),y)
141 DISABLE_LARGEFILE= --disable-largefile
142 endif
143
144 ifeq ($(CONFIG_TAR_VERBOSITY),y)
145 TAR_OPTIONS:=-xvf -
146 else
147 TAR_OPTIONS:=-xf -
148 endif
149
150 define shvar
151 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
152 endef
153
154 define shexport
155 $(call shvar,$(1))=$$(call $(1))
156 export $(call shvar,$(1))
157 endef
158
159 # file extension
160 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
161
162 all:
163 FORCE: ;
164 .PHONY: FORCE
165
166 endif #__rules_inc