# Build script for the gdb debug facility do_debug_gdb_get() { local linaro_version="" local linaro_series="" if [ "${CT_GDB_CUSTOM}" = "y" ]; then CT_GetCustom "gdb" "${CT_GDB_CUSTOM_VERSION}" \ "${CT_GDB_CUSTOM_LOCATION}" else case "${CT_GDB_VERSION}" in linaro-*) CT_GetLinaro "gdb" "${CT_GDB_VERSION}" ;; *) CT_GetFile "gdb-${CT_GDB_VERSION}" \ http://mirrors.kernel.org/sourceware/gdb \ {http,ftp,https}://ftp.gnu.org/pub/gnu/gdb \ ftp://{sourceware.org,gcc.gnu.org}/pub/gdb/releases ;; esac fi } do_debug_gdb_extract() { CT_Extract "gdb-${CT_GDB_VERSION}" CT_Patch "gdb" "${CT_GDB_VERSION}" if [ -n "${CT_ARCH_XTENSA_CUSTOM_NAME}" ]; then CT_ConfigureXtensa "gdb" "${CT_GDB_VERSION}" fi } do_debug_gdb_build() { local -a extra_config gdb_src_dir="${CT_SRC_DIR}/gdb-${CT_GDB_VERSION}" # Version 6.3 and below behave badly with gdbmi case "${CT_GDB_VERSION}" in 6.2*|6.3) extra_config+=("--disable-gdbmi");; esac if [ "${CT_GDB_HAS_PKGVERSION_BUGURL}" = "y" ]; then extra_config+=("--with-pkgversion=${CT_PKGVERSION}") [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}") fi if [ "${CT_GDB_CROSS}" = "y" ]; then local -a cross_extra_config local gcc_version CT_DoStep INFO "Installing cross-gdb" CT_DoLog EXTRA "Configuring cross-gdb" mkdir -p "${CT_BUILD_DIR}/build-gdb-cross" cd "${CT_BUILD_DIR}/build-gdb-cross" cross_extra_config=("${extra_config[@]}") # For gdb-cross this combination of flags forces # gdb configure to fall back to default '-lexpat' flag # which is acceptable. # # NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!! # It conflicts with a static build: GDB's configure script will find the shared # version of expat and will attempt to link that, despite the -static flag. # The link will fail, and configure will abort with "expat missing or unusable" # message. cross_extra_config+=("--with-expat") cross_extra_config+=("--without-libexpat-prefix") case "${CT_THREADS}" in none) cross_extra_config+=("--disable-threads");; *) cross_extra_config+=("--enable-threads");; esac if [ "${CT_GDB_CROSS_PYTHON}" = "y" ]; then cross_extra_config+=( "--with-python=yes" ) else cross_extra_config+=( "--with-python=no" ) fi if [ "${CT_GDB_CROSS_SIM}" = "y" ]; then cross_extra_config+=( "--enable-sim" ) else cross_extra_config+=( "--disable-sim" ) fi if [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ]; then cross_extra_config+=("--disable-nls") fi CPP_for_gdb="${CT_HOST}-cpp ${CT_CFLAGS_FOR_HOST}" CC_for_gdb="${CT_HOST}-gcc ${CT_CFLAGS_FOR_HOST} ${CT_LDFLAGS_FOR_HOST}" CXX_for_gdb="${CT_HOST}-g++ ${CT_CFLAGS_FOR_HOST} ${CT_LDFLAGS_FOR_HOST}" LD_for_gdb="${CT_HOST}-ld ${CT_LDFLAGS_FOR_HOST}" if [ "${CT_GDB_CROSS_STATIC}" = "y" ]; then CC_for_gdb+=" -static" CXX_for_gdb+=" -static" LD_for_gdb+=" -static" fi case "${CT_HOST}" in *darwin*) # FIXME: Really, we should be testing for host compiler being clang. CC_for_gdb+=" -Qunused-arguments" CXX_for_gdb+=" -Qunused-arguments" ;; esac # Fix up whitespace. Some older GDB releases (e.g. 6.8a) get confused if there # are multiple consecutive spaces: sub-configure scripts replace them with a # single space and then complain that $CC value changed from that in # the master directory. CPP_for_gdb=`echo $CPP_for_gdb` CC_for_gdb=`echo $CC_for_gdb` CXX_for_gdb=`echo $CXX_for_gdb` LD_for_gdb=`echo $LD_for_gdb` # Disable binutils options when building from the binutils-gdb repo. cross_extra_config+=("--disable-binutils") cross_extra_config+=("--disable-ld") cross_extra_config+=("--disable-gas") CT_DoLog DEBUG "Extra config passed: '${cross_extra_config[*]}'" CT_DoExecLog CFG \ CPP="${CPP_for_gdb}" \ CC="${CC_for_gdb}" \ CXX="${CXX_for_gdb}" \ LD="${LD_for_gdb}" \ ${CONFIG_SHELL} \ "${gdb_src_dir}/configure" \ --build=${CT_BUILD} \ --host=${CT_HOST} \ --target=${CT_TARGET} \ --prefix="${CT_PREFIX_DIR}" \ --with-build-sysroot="${CT_SYSROOT_DIR}" \ --with-sysroot="${CT_SYSROOT_DIR}" \ --disable-werror \ "${cross_extra_config[@]}" \ "${CT_GDB_CROSS_EXTRA_CONFIG_ARRAY[@]}" CT_DoLog EXTRA "Building cross-gdb" CT_DoExecLog ALL make ${JOBSFLAGS} CT_DoLog EXTRA "Installing cross-gdb" CT_DoExecLog ALL make install if [ "${CT_BUILD_MANUALS}" = "y" ]; then CT_DoLog EXTRA "Building and installing the cross-GDB manuals" CT_DoExecLog ALL make ${JOBSFLAGS} pdf html CT_DoExecLog ALL make install-{pdf,html}-gdb fi if [ "${CT_GDB_INSTALL_GDBINIT}" = "y" ]; then CT_DoLog EXTRA "Installing '.gdbinit' template" # See in scripts/build/internals.sh for why we do this if [ -f "${CT_SRC_DIR}/gcc-${CT_CC_GCC_VERSION}/gcc/BASE-VER" ]; then gcc_version=$( cat "${CT_SRC_DIR}/gcc-${CT_CC_GCC_VERSION}/gcc/BASE-VER" ) else gcc_version=$(sed_r -e '/version_string/!d; s/^.+= "([^"]+)".*$/\1/;' \ "${CT_SRC_DIR}/gcc-${CT_CC_GCC_VERSION}/gcc/version.c" \ ) fi sed_r \ -e "s:@@PREFIX@@:${CT_PREFIX_DIR}:;" \ -e "s:@@VERSION@@:${gcc_version}:;" \ "${CT_LIB_DIR}/scripts/build/debug/gdbinit.in" \ >"${CT_PREFIX_DIR}/share/gdb/gdbinit" fi # Install gdbinit sample CT_EndStep fi if [ "${CT_GDB_NATIVE}" = "y" ]; then local -a native_extra_config CT_DoStep INFO "Installing native gdb" native_extra_config=("${extra_config[@]}") # We may not have C++ language configured for target native_extra_config+=("--disable-build-with-cxx") # GDB on Mingw depends on PDcurses, not ncurses if [ "${CT_MINGW32}" != "y" ]; then native_extra_config+=("--with-curses") fi # Target libexpat resides in sysroot and does not have # any dependencies, so just passing '-lexpat' to gcc is enough. # # By default gdb configure looks for expat in '$prefix/lib' # directory. In our case '$prefix/lib' resolves to '/usr/lib' # where libexpat for build platform lives, which is # unacceptable for cross-compiling. # # To prevent this '--without-libexpat-prefix' flag must be passed. # Thus configure falls back to '-lexpat', which is exactly what we want. # # NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!! # It conflicts with a static build: GDB's configure script will find the shared # version of expat and will attempt to link that, despite the -static flag. # The link will fail, and configure will abort with "expat missing or unusable" # message. native_extra_config+=("--with-expat") native_extra_config+=("--without-libexpat-prefix") CT_DoLog EXTRA "Configuring native gdb" mkdir -p "${CT_BUILD_DIR}/build-gdb-native" cd "${CT_BUILD_DIR}/build-gdb-native" case "${CT_THREADS}" in none) native_extra_config+=("--disable-threads");; *) native_extra_config+=("--enable-threads");; esac [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ] && \ native_extra_config+=("--disable-nls") CPP_for_gdb="${CT_TARGET}-cpp" CC_for_gdb="${CT_TARGET}-${CT_CC}" CXX_for_gdb="${CT_TARGET}-g++" LD_for_gdb="${CT_TARGET}-ld" if [ "${CT_GDB_NATIVE_STATIC}" = "y" ]; then CC_for_gdb+=" -static" CXX_for_gdb+=" -static" LD_for_gdb+=" -static" fi export ac_cv_func_strncmp_works=yes # Disable binutils options when building from the binutils-gdb repo. native_extra_config+=("--disable-binutils") native_extra_config+=("--disable-ld") native_extra_config+=("--disable-gas") CT_DoLog DEBUG "Extra config passed: '${native_extra_config[*]}'" CT_DoExecLog CFG \ CPP="${CPP_for_gdb}" \ CC="${CC_for_gdb}" \ CXX="${CXX_for_gdb}" \ LD="${LD_for_gdb}" \ ${CONFIG_SHELL} \ "${gdb_src_dir}/configure" \ --build=${CT_BUILD} \ --host=${CT_TARGET} \ --target=${CT_TARGET} \ --prefix=/usr \ --with-build-sysroot="${CT_SYSROOT_DIR}" \ --without-uiout \ --disable-tui \ --disable-gdbtk \ --without-x \ --disable-sim \ --disable-werror \ --without-included-gettext \ --without-develop \ "${native_extra_config[@]}" CT_DoLog EXTRA "Building native gdb" CT_DoExecLog ALL make ${JOBSFLAGS} CT_DoLog EXTRA "Installing native gdb" CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install # Building a native gdb also builds a gdbserver find "${CT_DEBUGROOT_DIR}" -type f -name gdbserver -exec rm -fv {} \; 2>&1 |CT_DoLog ALL unset ac_cv_func_strncmp_works CT_EndStep # native gdb build fi if [ "${CT_GDB_GDBSERVER}" = "y" ]; then local -a gdbserver_extra_config local gdbserver_LDFLAGS CT_DoStep INFO "Installing gdbserver" CT_DoLog EXTRA "Configuring gdbserver" mkdir -p "${CT_BUILD_DIR}/build-gdb-gdbserver" cd "${CT_BUILD_DIR}/build-gdb-gdbserver" # Workaround for bad versions, where the configure # script for gdbserver is not executable... # Bah, GNU folks strike again... :-( chmod +x "${gdb_src_dir}/gdb/gdbserver/configure" gdbserver_LDFLAGS= if [ "${CT_GDB_GDBSERVER_STATIC}" = "y" ]; then gdbserver_LDFLAGS=-static fi gdbserver_extra_config=("${extra_config[@]}") # We may not have C++ language configured for target gdbserver_extra_config+=("--disable-build-with-cxx") if [ "${CT_GDB_GDBSERVER_HAS_IPA_LIB}" = "y" ]; then if [ "${CT_GDB_GDBSERVER_BUILD_IPA_LIB}" = "y" ]; then gdbserver_extra_config+=( --enable-inprocess-agent ) else gdbserver_extra_config+=( --disable-inprocess-agent ) fi fi # Disable binutils options when building from the binutils-gdb repo. gdbserver_extra_config+=("--disable-binutils") gdbserver_extra_config+=("--disable-ld") gdbserver_extra_config+=("--disable-gas") CT_DoExecLog CFG \ CC="${CT_TARGET}-${CT_CC}" \ CPP="${CT_TARGET}-cpp" \ LD="${CT_TARGET}-ld" \ LDFLAGS="${gdbserver_LDFLAGS}" \ ${CONFIG_SHELL} \ "${gdb_src_dir}/gdb/gdbserver/configure" \ --build=${CT_BUILD} \ --host=${CT_TARGET} \ --target=${CT_TARGET} \ --prefix=/usr \ --sysconfdir=/etc \ --localstatedir=/var \ --includedir="${CT_HEADERS_DIR}" \ --with-build-sysroot="${CT_SYSROOT_DIR}" \ --program-prefix= \ --without-uiout \ --disable-tui \ --disable-gdbtk \ --without-x \ --without-included-gettext \ --without-develop \ --disable-werror \ "${gdbserver_extra_config[@]}" CT_DoLog EXTRA "Building gdbserver" CT_DoExecLog ALL make ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC} CT_DoLog EXTRA "Installing gdbserver" CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install CT_EndStep fi }