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#
# 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 ?= ""
OBJC_linux-uclibceabi ?= ""
OBJC_linux-uclibc ?= ""
OBJC_avr ?= ""
OBJC_nylon ?= ""
OBJC_mips ?= ""
OBJC_mipsel ?= ""
OBJC ?= ",objc"
# 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)
OPTSPACE = "${@base_contains('TARGET_ARCH', 'powerpc', '', '--enable-target-optspace',d)}"
# gcc 3.x expects 'f77', 4.0 expects 'f95', 4.1 and 4.2 expect 'fortran'
FORTRAN ?= ",f77"
LANGUAGES ?= "c,c++${OBJC}${FORTRAN}${JAVA}"
EXTRA_OECONF_BASE ?= ""
EXTRA_OECONF_PATHS ?= ""
EXTRA_OECONF_INITIAL ?= ""
EXTRA_OECONF_INTERMEDIATE ?= ""
EXTRA_OECONF = "${@['--enable-clocale=generic', ''][bb.data.getVar('USE_NLS', d, 1) != 'no']} \
--with-gnu-ld \
--enable-shared \
--enable-languages=${LANGUAGES} \
--enable-threads=posix \
--disable-multilib \
--enable-c99 \
--enable-long-long \
--enable-symvers=gnu \
--enable-libstdcxx-pch \
--program-prefix=${TARGET_PREFIX} \
${OPTSPACE} \
${EXTRA_OECONF_BASE} \
${EXTRA_OECONF_FPU} \
${EXTRA_OECONF_PATHS} \
${@get_gcc_mips_plt_setting(bb, d)}"
# Build uclibc compilers without cxa_atexit support
EXTRA_OECONF_append_linux = " --enable-__cxa_atexit"
EXTRA_OECONF_append_linux-gnueabi = " --enable-__cxa_atexit"
EXTRA_OECONF_append_linux-uclibc = " --disable-__cxa_atexit"
EXTRA_OECONF_append_linux-uclibceabi = " --disable-__cxa_atexit"
EXTRA_OECONF_FPU = "${@get_gcc_fpu_setting(bb, d)}"
CPPFLAGS = ""
# 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}'"
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}"
# Make sure LDFLAGS are honored.
sed -i 's/^LDFLAGS = $/LDFLAGS = @LDFLAGS@/' ${S}/Makefile.in
sed -i 's/^LDFLAGS = $/LDFLAGS = @LDFLAGS@/' ${S}/Makefile.tpl
(cd ${S} && gnu-configize) || die "failure running gnu-configize"
if [ "${HOST_SYS}" != "${TARGET_SYS}" ]; then
# splice our idea of where the headers live into gcc's world
echo "NATIVE_SYSTEM_HEADER_DIR = ${target_includedir}" > ${T}/t-oe
sed 's%^tmake_file=.*$%& ${T}/t-oe%' < ${S}/gcc/Makefile.in >${S}/gcc/Makefile.in.new
mv ${S}/gcc/Makefile.in.new ${S}/gcc/Makefile.in
cat ${S}/gcc/defaults.h | grep -v "\#endif.*GCC_DEFAULTS_H" > ${S}/gcc/defaults.h.new
echo "#ifndef STANDARD_INCLUDE_DIR" >> ${S}/gcc/defaults.h.new
echo "#define STANDARD_INCLUDE_DIR \"${target_includedir}\"" >> ${S}/gcc/defaults.h.new
echo "#endif" >> ${S}/gcc/defaults.h.new
echo "#endif /* ! GCC_DEFAULTS_H */" >> ${S}/gcc/defaults.h.new
mv ${S}/gcc/defaults.h.new ${S}/gcc/defaults.h
fi
oe_runconf
# make sure that no @LDFLAG@ is left in the generated Makefile
sed -i "s/@LDFLAGS@//g" ${B}/Makefile
}
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