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require gcc-multilib-config.inc
require gcc-shared-source.inc
#
# Build the list of lanaguages to build.
#
# These can be overridden by the version specific .inc file.
# gcc 3.x expects 'f77', 4.0 expects 'f95', 4.1 and 4.2 expect 'fortran'
FORTRAN ?= ",f77"
LANGUAGES ?= "c,c++${FORTRAN}"
EXTRA_OECONF_BASE ?= ""
EXTRA_OECONF_PATHS ?= ""
GCCMULTILIB ?= "--disable-multilib"
GCCTHREADS ?= "posix"
GCCPIE ??= ""
EXTRA_OECONF = "\
${@['--enable-clocale=generic', ''][d.getVar('USE_NLS') != 'no']} \
--with-gnu-ld \
--enable-shared \
--enable-languages=${LANGUAGES} \
--enable-threads=${GCCTHREADS} \
${GCCMULTILIB} \
${GCCPIE} \
--enable-c99 \
--enable-long-long \
--enable-symvers=gnu \
--enable-libstdcxx-pch \
--program-prefix=${TARGET_PREFIX} \
--without-local-prefix \
${EXTRA_OECONF_BASE} \
${EXTRA_OECONF_GCC_FLOAT} \
${EXTRA_OECONF_PATHS} \
${@get_gcc_mips_plt_setting(bb, d)} \
${@get_gcc_ppc_plt_settings(bb, d)} \
${@get_gcc_multiarch_setting(bb, d)} \
"
# glibc version is a minimum controlling whether features are enabled.
# Doesn't need to track glibc exactly
EXTRA_OECONF_append_libc-glibc = " --with-glibc-version=2.28 "
# Set this here since GCC configure won't auto-detect and enable
# initfini-arry when cross compiling.
EXTRA_OECONF_append = " --enable-initfini-array"
export gcc_cv_collect2_libs = 'none required'
# We need to set gcc_cv_collect2_libs else there is cross-compilation badness
# in the config.log files (which might not get generated until do_compile
# hence being missed by the insane do_configure check).
EXTRA_OECONF_append_linux = " --enable-__cxa_atexit"
EXTRA_OECONF_append_mips64 = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mips64el = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mips64n32 = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mips64eln32 = " --with-abi=64 --with-arch-64=mips64 --with-tune-64=mips64"
EXTRA_OECONF_append_mipsisa32r6el = " --with-abi=32 --with-arch=mips32r6"
EXTRA_OECONF_append_mipsisa32r6 = " --with-abi=32 --with-arch=mips32r6"
EXTRA_OECONF_append_mipsisa64r6el = " --with-abi=64 --with-arch-64=mips64r6"
EXTRA_OECONF_append_mipsisa64r6 = " --with-abi=64 --with-arch-64=mips64r6"
EXTRA_OECONF_GCC_FLOAT ??= ""
CPPFLAGS = ""
SYSTEMHEADERS = "${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
#define NATIVE_SYSTEM_HEADER_DIR "${SYSTEMHEADERS}"
#define STANDARD_STARTFILE_PREFIX_1 "${SYSTEMLIBS}"
#define STANDARD_STARTFILE_PREFIX_2 "${SYSTEMLIBS1}"
#define SYSTEMLIBS_DIR "${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="${BUILD_LDFLAGS}"
export CFLAGS_FOR_TARGET="${TARGET_CFLAGS}"
export CPPFLAGS_FOR_TARGET="${TARGET_CPPFLAGS}"
export CXXFLAGS_FOR_TARGET="${TARGET_CXXFLAGS}"
export LDFLAGS_FOR_TARGET="${TARGET_LDFLAGS}"
oe_runconf
}
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