summaryrefslogtreecommitdiff
path: root/rules.mk
blob: fb963aba2638d58a870e531125d473f1ea18144e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
include $(TOPDIR)/.config
SHELL=/bin/bash
export SHELL

ifeq ($(V),)
V=99
endif


ifneq ($(V),0)
TRACE:=echo "---> "
else
TRACE:=:
endif

ifeq (${shell [ "$(V)" -ge 5 ] && echo 1},)
PKG_TRACE:=:
else
PKG_TRACE:=echo "------> "
endif

ifeq (${shell [ "$(V)" -ge 10 ] && echo 1},)
EXTRA_MAKEFLAGS:=-s
MAKE_TRACE:=2>&1 >&/dev/null || { echo "Build failed. Please re-run make with V=99 to see what's going on"; /bin/false; }
else
MAKE_TRACE:=
EXTRA_MAKEFLAGS:=
TRACE:=:
PKG_TRACE:=:
endif

MAKE1=make
MAKEFLAGS=-j$(BR2_JLEVEL) V=$(V) $(EXTRA_MAKEFLAGS)
# Strip off the annoying quoting
ARCH:=$(strip $(subst ",, $(BR2_ARCH)))
WGET:=$(strip $(subst ",, $(BR2_WGET)))
GCC_VERSION:=$(strip $(subst ",, $(BR2_GCC_VERSION)))
GCC_USE_SJLJ_EXCEPTIONS:=$(strip $(subst ",, $(BR2_GCC_USE_SJLJ_EXCEPTIONS)))
TARGET_OPTIMIZATION:=$(strip $(subst ",, $(BR2_TARGET_OPTIMIZATION)))
#"))"))"))"))")) # for vim's broken syntax highlighting :)


ifeq ($(BR2_SOFT_FLOAT),y)
# gcc 3.4.x soft float configuration is different than previous versions.
ifeq ($(findstring 3.4.,$(GCC_VERSION)),3.4.)
SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
else
SOFT_FLOAT_CONFIG_OPTION:=--without-float
endif
TARGET_SOFT_FLOAT:=-msoft-float
ARCH_FPU_SUFFIX:=_nofpu
else
SOFT_FLOAT_CONFIG_OPTION:=
TARGET_SOFT_FLOAT:=
ARCH_FPU_SUFFIX:=
endif


ifeq ($(BR2_TAR_VERBOSITY),y)
TAR_OPTIONS=-xvf
else
TAR_OPTIONS=-xf
endif

ifneq ($(BR2_LARGEFILE),y)
DISABLE_LARGEFILE= --disable-largefile
endif
TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)

OPTIMIZE_FOR_CPU=$(ARCH)
HOSTCC:=gcc
BASE_DIR:=$(TOPDIR)
DL_DIR:=$(BASE_DIR)/dl
BUILD_DIR:=$(BASE_DIR)/build_$(ARCH)$(ARCH_FPU_SUFFIX)
STAGING_DIR:=$(BASE_DIR)/staging_dir_$(ARCH)$(ARCH_FPU_SUFFIX)
SCRIPT_DIR:=$(BASE_DIR)/scripts
BIN_DIR:=$(BASE_DIR)/bin
STAMP_DIR:=$(BUILD_DIR)/stamp
PACKAGE_DIR:=$(BIN_DIR)/packages
STAMP_DIR:=$(BUILD_DIR)/stamp
TARGET_DIR:=$(BUILD_DIR)/root
TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH)$(ARCH_FPU_SUFFIX)
TARGET_PATH=$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)$(ARCH_FPU_SUFFIX)
REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
KERNEL_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
TARGET_CROSS:=$(STAGING_DIR)/bin/$(OPTIMIZE_FOR_CPU)-linux-uclibc-
TARGET_CC:=$(TARGET_CROSS)gcc
STRIP:=$(STAGING_DIR)/bin/sstrip
PATCH=$(SCRIPT_DIR)/patch-kernel.sh
SED:=$(STAGING_DIR)/bin/sed -i -e
LINUX_DIR:=$(BUILD_DIR)/linux
LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux


HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
	-e 's/sparc.*/sparc/' \
	-e 's/arm.*/arm/g' \
	-e 's/m68k.*/m68k/' \
	-e 's/ppc/powerpc/g' \
	-e 's/v850.*/v850/g' \
	-e 's/sh[234]/sh/' \
	-e 's/mips-.*/mips/' \
	-e 's/mipsel-.*/mipsel/' \
	-e 's/cris.*/cris/' \
	-e 's/i[3-9]86/i386/' \
	)
GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
		AR=$(TARGET_CROSS)ar \
		AS=$(TARGET_CROSS)as \
		LD=$(TARGET_CROSS)ld \
		NM=$(TARGET_CROSS)nm \
		CC=$(TARGET_CROSS)gcc \
		GCC=$(TARGET_CROSS)gcc \
		CXX=$(TARGET_CROSS)g++ \
		RANLIB=$(TARGET_CROSS)ranlib

ifeq ($(ENABLE_LOCALE),true)
DISABLE_NLS:=
else
DISABLE_NLS:=--disable-nls
endif

ifeq ($(BR2_ENABLE_MULTILIB),y)
MULTILIB:=--enable-multilib
endif

# invoke ipkg-build with some default options
IPKG_BUILD := PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root
# where to build (and put) .ipk packages
IPKG_TARGET_DIR := $(PACKAGE_DIR)
IPKG:=IPKG_TMP=$(BUILD_DIR)/tmp IPKG_INSTROOT=$(TARGET_DIR) IPKG_CONF_DIR=$(STAGING_DIR)/etc $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
IPKG_STATE_DIR := $(TARGET_DIR)/usr/lib/ipkg

RSTRIP:=STRIP="$(STRIP)" $(SCRIPT_DIR)/rstrip.sh
RSTRIP_KMOD:=STRIP="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" $(SCRIPT_DIR)/rstrip.sh