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
|
require gcc-multilib-config.inc
#
# Build the list of lanaguages to build.
#
# These can be overridden by the version specific .inc file.
# Java (gcj doesn't work on all architectures)
JAVA ?= ",java"
JAVA_arm ?= ""
JAVA_armeb ?= ""
JAVA_mipsel ?= ""
JAVA_sh3 ?= ""
# gcc 3.x expects 'f77', 4.0 expects 'f95', 4.1 and 4.2 expect 'fortran'
FORTRAN ?= ",f77"
LANGUAGES ?= "c,c++${FORTRAN}${JAVA}"
# disable --enable-target-optspace for powerpc SPE
# at -Os libgcc.so.1 creates references into
# hidden symbols in libgcc.a which linker complains
# when linking shared libraries further in the build like (gnutls)
SPECIAL_ARCH_LIST = "powerpc"
OPTSPACE = '${@base_contains("SPECIAL_ARCH_LIST", "${TARGET_ARCH}", "", "--enable-target-optspace",d)}'
EXTRA_OECONF_BASE ?= ""
EXTRA_OECONF_PATHS ?= ""
EXTRA_OECONF_INITIAL ?= ""
EXTRA_OECONF_INTERMEDIATE ?= ""
GCCMULTILIB ?= "--disable-multilib"
GCCTHREADS ?= "posix"
EXTRA_OECONF = "${@['--enable-clocale=generic', ''][d.getVar('USE_NLS', True) != 'no']} \
--with-gnu-ld \
--enable-shared \
--enable-languages=${LANGUAGES} \
--enable-threads=${GCCTHREADS} \
${GCCMULTILIB} \
--enable-c99 \
--enable-long-long \
--enable-symvers=gnu \
--enable-libstdcxx-pch \
--program-prefix=${TARGET_PREFIX} \
--without-local-prefix \
${OPTSPACE} \
${EXTRA_OECONF_BASE} \
${EXTRA_OECONF_FPU} \
${EXTRA_OECONF_PATHS} \
${@get_gcc_mips_plt_setting(bb, d)} \
${@get_gcc_multiarch_setting(bb, d)}"
export ac_cv_path_SED = 'sed'
export gcc_cv_collect2_libs = 'none required'
# We need to set gcc_cv_collect2_libs else there is cross-compilation badness
# in the config.log files (which might not get generated until do_compile
# hence being missed by the insane do_configure check).
# Build uclibc compilers without cxa_atexit support
EXTRA_OECONF_append_linux = " --enable-__cxa_atexit"
EXTRA_OECONF_append_libc-uclibc = " --enable-__cxa_atexit"
EXTRA_OECONF_append_mips64 = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mips64el = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_FPU = "${@get_gcc_fpu_setting(bb, d)}"
CPPFLAGS = ""
# powerpc needs this to comply with the ABI
EXTRA_OECONF_append_powerpc = " --with-long-double-128"
EXTRA_OECONF_append_powerpc64 = " --with-long-double-128"
# Used by configure to define additional values for FLAGS_FOR_TARGET -
# passed to all the compilers.
ARCH_FLAGS_FOR_TARGET = "${TARGET_CC_ARCH}"
EXTRA_OEMAKE += "ARCH_FLAGS_FOR_TARGET='${ARCH_FLAGS_FOR_TARGET}'"
SYSTEMHEADERS = "${target_includedir}"
SYSTEMLIBS = "${target_base_libdir}/"
SYSTEMLIBS1 = "${target_libdir}/"
do_configure_prepend () {
# teach gcc to find correct target includedir when checking libc ssp support
mkdir -p ${B}/gcc
echo "NATIVE_SYSTEM_HEADER_DIR = ${SYSTEMHEADERS}" > ${B}/gcc/t-oe
cat ${S}/gcc/defaults.h | grep -v "\#endif.*GCC_DEFAULTS_H" > ${B}/gcc/defaults.h.new
cat >>${B}/gcc/defaults.h.new <<_EOF
#ifndef STANDARD_INCLUDE_DIR
#define STANDARD_INCLUDE_DIR "${SYSTEMHEADERS}"
#endif
#ifndef STANDARD_STARTFILE_PREFIX_1
#define STANDARD_STARTFILE_PREFIX_1 "${SYSTEMLIBS}"
#endif
#ifndef STANDARD_STARTFILE_PREFIX_2
#define STANDARD_STARTFILE_PREFIX_2 "${SYSTEMLIBS1}"
#endif
#define SYSTEMLIBS_DIR "${SYSTEMLIBS}"
#endif /* ! GCC_DEFAULTS_H */
_EOF
mv ${B}/gcc/defaults.h.new ${B}/gcc/defaults.h
}
do_configure () {
# Setup these vars for cross building only
# ... because foo_FOR_TARGET apparently gets misinterpreted inside the
# gcc build stuff when the build is producing a cross compiler - i.e.
# when the 'current' target is the 'host' system, and the host is not
# the target (because the build is actually making a cross compiler!)
if [ "${BUILD_SYS}" != "${HOST_SYS}" ]; then
export CC_FOR_TARGET="${CC}"
export GCC_FOR_TARGET="${CC}"
export CXX_FOR_TARGET="${CXX}"
export AS_FOR_TARGET="${HOST_PREFIX}as"
export LD_FOR_TARGET="${HOST_PREFIX}ld"
export NM_FOR_TARGET="${HOST_PREFIX}nm"
export AR_FOR_TARGET="${HOST_PREFIX}ar"
export GFORTRAN_FOR_TARGET="gfortran"
export RANLIB_FOR_TARGET="${HOST_PREFIX}ranlib"
fi
export CC_FOR_BUILD="${BUILD_CC}"
export CXX_FOR_BUILD="${BUILD_CXX}"
export CFLAGS_FOR_BUILD="${BUILD_CFLAGS}"
export CPPFLAGS_FOR_BUILD="${BUILD_CPPFLAGS}"
export CXXFLAGS_FOR_BUILD="${BUILD_CXXFLAGS}"
export LDFLAGS_FOR_BUILD="${BUILD_LDFLAGS}"
export ARCH_FLAGS_FOR_TARGET="${ARCH_FLAGS_FOR_TARGET}"
export CFLAGS_FOR_TARGET="${TARGET_CFLAGS}"
export CPPFLAGS_FOR_TARGET="${TARGET_CPPFLAGS}"
export CXXFLAGS_FOR_TARGET="${TARGET_CXXFLAGS}"
export LDFLAGS_FOR_TARGET="${TARGET_LDFLAGS}"
(cd ${S} && gnu-configize) || die "failure running gnu-configize"
oe_runconf
}
|
