Finally fix the annoying BCM4704 segfault issues (#2035) - tested with WL-500gP Thank...
[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 export GCC_HONOUR_COPTS:=0
67
68 LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
69
70 HOSTCC:=gcc
71 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
72 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
73
74 TARGET_CC:=$(TARGET_CROSS)gcc
75 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
76 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
77 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
78 CP:=cp -fpR
79
80 INSTALL_BIN:=install -m0755
81 INSTALL_DIR:=install -d -m0755
82 INSTALL_DATA:=install -m0644
83 INSTALL_CONF:=install -m0600
84
85 ifneq ($(CONFIG_CCACHE),)
86 # FIXME: move this variable to a better location
87 export CCACHE_DIR=$(STAGING_DIR)/ccache
88 TARGET_CC:= ccache $(TARGET_CC)
89 endif
90
91 TARGET_CONFIGURE_OPTS:= \
92 AR=$(TARGET_CROSS)ar \
93 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
94 LD=$(TARGET_CROSS)ld \
95 NM=$(TARGET_CROSS)nm \
96 CC="$(TARGET_CC)" \
97 GCC="$(TARGET_CC)" \
98 CXX=$(TARGET_CROSS)g++ \
99 RANLIB=$(TARGET_CROSS)ranlib \
100 STRIP=$(TARGET_CROSS)strip \
101 OBJCOPY=$(TARGET_CROSS)objcopy \
102 OBJDUMP=$(TARGET_CROSS)objdump \
103 SIZE=$(TARGET_CROSS)size
104
105 # strip an entire directory
106 RSTRIP:= \
107 NM="$(TARGET_CROSS)nm" \
108 STRIP="$(STRIP)" \
109 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
110 $(SCRIPT_DIR)/rstrip.sh
111
112 ifeq ($(CONFIG_ENABLE_LOCALE),true)
113 DISABLE_NLS:=
114 else
115 DISABLE_NLS:=--disable-nls
116 endif
117
118 ifneq ($(CONFIG_LARGEFILE),y)
119 DISABLE_LARGEFILE= --disable-largefile
120 endif
121
122 ifeq ($(CONFIG_TAR_VERBOSITY),y)
123 TAR_OPTIONS:=-xvf -
124 else
125 TAR_OPTIONS:=-xf -
126 endif
127
128 define shvar
129 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
130 endef
131
132 define shexport
133 $(call shvar,$(1))=$$(call $(1))
134 export $(call shvar,$(1))
135 endef
136
137 # file extension
138 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
139
140 all:
141 FORCE: ;
142 .PHONY: FORCE
143
144 endif #__rules_inc