129 lines
4.5 KiB
C++
129 lines
4.5 KiB
C++
#
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# Build the list of lanaguages to build.
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#
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# These can be overridden by the version specific .inc file.
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# Java (gcj doesn't work on all architectures)
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JAVA ?= ",java"
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JAVA_arm ?= ""
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JAVA_armeb ?= ""
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JAVA_mipsel ?= ""
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JAVA_sh3 ?= ""
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# gcc 3.x expects 'f77', 4.0 expects 'f95', 4.1 and 4.2 expect 'fortran'
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FORTRAN ?= ",f77"
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LANGUAGES ?= "c,c++${FORTRAN}${JAVA}"
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# disable --enable-target-optspace for powerpc SPE
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# at -Os libgcc.so.1 creates references into
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# hidden symbols in libgcc.a which linker complains
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# when linking shared libraries further in the build like (gnutls)
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SPECIAL_ARCH_LIST = "powerpc"
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OPTSPACE = ${@base_contains("SPECIAL_ARCH_LIST", "${TARGET_ARCH}", "", "--enable-target-optspace",d)}
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EXTRA_OECONF_BASE ?= ""
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EXTRA_OECONF_PATHS ?= ""
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EXTRA_OECONF_INITIAL ?= ""
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EXTRA_OECONF_INTERMEDIATE ?= ""
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GCCMULTILIB = "--disable-multilib"
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EXTRA_OECONF = "${@['--enable-clocale=generic', ''][d.getVar('USE_NLS', 1) != 'no']} \
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--with-gnu-ld \
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--enable-shared \
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--enable-languages=${LANGUAGES} \
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--enable-threads=posix \
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${GCCMULTILIB} \
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--enable-c99 \
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--enable-long-long \
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--enable-symvers=gnu \
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--enable-libstdcxx-pch \
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--program-prefix=${TARGET_PREFIX} \
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${OPTSPACE} \
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${EXTRA_OECONF_BASE} \
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${EXTRA_OECONF_FPU} \
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${EXTRA_OECONF_PATHS} \
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${@get_gcc_mips_plt_setting(bb, d)}"
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# Build uclibc compilers without cxa_atexit support
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EXTRA_OECONF_append_linux = " --enable-__cxa_atexit"
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EXTRA_OECONF_append_linux-gnueabi = " --enable-__cxa_atexit"
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EXTRA_OECONF_append_linux-uclibc = " --disable-__cxa_atexit"
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EXTRA_OECONF_append_linux-uclibceabi = " --disable-__cxa_atexit"
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EXTRA_OECONF_FPU = "${@get_gcc_fpu_setting(bb, d)}"
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CPPFLAGS = ""
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# Used by configure to define additional values for FLAGS_FOR_TARGET -
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# passed to all the compilers.
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ARCH_FLAGS_FOR_TARGET = "${TARGET_CC_ARCH}"
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EXTRA_OEMAKE += "ARCH_FLAGS_FOR_TARGET='${ARCH_FLAGS_FOR_TARGET}'"
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SYSTEMHEADERS = "${target_includedir}"
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SYSTEMLIBS = "${target_base_libdir}/"
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SYSTEMLIBS1 = "${target_libdir}/"
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do_headerfix () {
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# Change the default dynamic linker path, in case $base_liddir is non-standard
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# (e.g. in multilib or sdk cases)
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#
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# We want something like the following:
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# #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
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# becomes
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# #define GLIBC_DYNAMIC_LINKER64 SYSTEMLIBS_DIR "ld-linux-x86-64.so.2"
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#
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sed -i ${S}/gcc/config/*/linux*.h -e \
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's#\(GLIBC_DYNAMIC_LINKER[^ ]*\) \( *"/lib.*\)/\(.*\)#\1 SYSTEMLIBS_DIR "\3#'
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}
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addtask headerfix after do_unpack before do_patch
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do_configure_prepend () {
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# teach gcc to find correct target includedir when checking libc ssp support
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mkdir -p ${B}/gcc
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echo "NATIVE_SYSTEM_HEADER_DIR = ${SYSTEMHEADERS}" > ${B}/gcc/t-oe
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cat ${S}/gcc/defaults.h | grep -v "\#endif.*GCC_DEFAULTS_H" > ${B}/gcc/defaults.h.new
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cat >>${B}/gcc/defaults.h.new <<_EOF
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#ifndef STANDARD_INCLUDE_DIR
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#define STANDARD_INCLUDE_DIR "${SYSTEMHEADERS}"
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#endif
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#ifndef STANDARD_STARTFILE_PREFIX_1
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#define STANDARD_STARTFILE_PREFIX_1 "${SYSTEMLIBS}"
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#endif
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#ifndef STANDARD_STARTFILE_PREFIX_2
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#define STANDARD_STARTFILE_PREFIX_2 "${SYSTEMLIBS1}"
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#endif
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#define SYSTEMLIBS_DIR "${SYSTEMLIBS}"
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#endif /* ! GCC_DEFAULTS_H */
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_EOF
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mv ${B}/gcc/defaults.h.new ${B}/gcc/defaults.h
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}
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do_configure () {
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# Setup these vars for cross building only
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# ... because foo_FOR_TARGET apparently gets misinterpreted inside the
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# gcc build stuff when the build is producing a cross compiler - i.e.
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# when the 'current' target is the 'host' system, and the host is not
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# the target (because the build is actually making a cross compiler!)
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if [ "${BUILD_SYS}" != "${HOST_SYS}" ]; then
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export CC_FOR_TARGET="${CC}"
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export GCC_FOR_TARGET="${CC}"
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export CXX_FOR_TARGET="${CXX}"
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export AS_FOR_TARGET="${HOST_PREFIX}as"
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export LD_FOR_TARGET="${HOST_PREFIX}ld"
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export NM_FOR_TARGET="${HOST_PREFIX}nm"
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export AR_FOR_TARGET="${HOST_PREFIX}ar"
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export GFORTRAN_FOR_TARGET="gfortran"
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export RANLIB_FOR_TARGET="${HOST_PREFIX}ranlib"
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fi
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export CC_FOR_BUILD="${BUILD_CC}"
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export CXX_FOR_BUILD="${BUILD_CXX}"
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export CFLAGS_FOR_BUILD="${BUILD_CFLAGS}"
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export CPPFLAGS_FOR_BUILD="${BUILD_CPPFLAGS}"
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export CXXFLAGS_FOR_BUILD="${BUILD_CXXFLAGS}"
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export LDFLAGS_FOR_BUILD="${BUILD_LDFLAGS}"
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export ARCH_FLAGS_FOR_TARGET="${ARCH_FLAGS_FOR_TARGET}"
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(cd ${S} && gnu-configize) || die "failure running gnu-configize"
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oe_runconf
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}
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