crosstool-ng/scripts/build/debug/300-gdb.sh
Alexey Neyman 2162cbbdb7 Work-around another quirk in GDB configure.
Previous fix for cross-gdb broke powerpc-unknown_nofpu-linux-gnu which
uses an old GDB (6.8a). That GDB's configure chokes on $CC values with
multiple consecutive spaces; see the comment in 300-gdb.sh.

Signed-off-by: Alexey Neyman <stilor@att.net>
2016-04-01 18:15:39 -07:00

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# Build script for the gdb debug facility
if [ "${CT_GDB_CROSS}" = y -o "${CT_GDB_GDBSERVER}" = "y" -o "${CT_GDB_NATIVE}" = "y" ]; then
do_debug_gdb_get() {
local linaro_version=""
local linaro_series=""
if [ "${CT_GDB_CUSTOM}" = "y" ]; then
CT_GetCustom "gdb" "${CT_GDB_CUSTOM_VERSION}" \
"${CT_GDB_CUSTOM_LOCATION}"
else
# Account for the Linaro versioning
linaro_version="$( echo "${CT_GDB_VERSION}" \
|${sed} -r -e 's/^linaro-//;' \
)"
linaro_series="$( echo "${linaro_version}" \
|${sed} -r -e 's/-.*//;' \
)"
if [ x"${linaro_version}" = x"${CT_GDB_VERSION}" ]; then
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
else
YYMM=`echo ${CT_GDB_VERSION} |cut -d- -f3 |${sed} -e 's,^..,,'`
CT_GetFile "gdb-${CT_GDB_VERSION}" \
"http://launchpad.net/gdb-linaro/${linaro_series}/${linaro_version}/+download" \
https://releases.linaro.org/${YYMM}/components/toolchain/gdb-linaro \
http://cbuild.validation.linaro.org/snapshots
fi
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=("${extra_config[@]}")
cross_extra_config+=("--with-expat")
# NOTE: DO NOT USE --with-libexpat-prefix (until GDB configure is smarter)!!!
# It conflicts with a static build: GDB's configure script will find the shared
# version of expat and will attempt to link that, despite the -static flag.
# The link will fail, and configure will abort with "expat missing or unusable"
# message.
case "${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 [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ]; then
cross_extra_config+=("--disable-nls")
fi
CC_for_gdb="${CT_HOST}-gcc ${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"
LD_for_gdb+=" -static"
fi
# 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.
CC_for_gdb=`echo $CC_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 \
CC="${CC_for_gdb}" \
LD="${LD_for_gdb}" \
"${gdb_src_dir}/configure" \
--build=${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
local -a gdb_native_CFLAGS
CT_DoStep INFO "Installing native gdb"
native_extra_config=("${extra_config[@]}")
# GDB on Mingw depends on PDcurses, not ncurses
if [ "${CT_MINGW32}" != "y" ]; then
native_extra_config+=("--with-curses")
fi
native_extra_config+=("--with-expat")
# 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.
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")
if [ "${CT_GDB_NATIVE_STATIC}" = "y" ]; then
CC_for_gdb="${CT_TARGET}-gcc -static"
LD_for_gdb="${CT_TARGET}-ld -static"
else
CC_for_gdb="${CT_TARGET}-gcc"
LD_for_gdb="${CT_TARGET}-ld"
fi
export ac_cv_func_strncmp_works=yes
# Disable binutils options when building from the binutils-gdb repo.
native_extra_config+=("--disable-binutils")
native_extra_config+=("--disable-ld")
native_extra_config+=("--disable-gas")
CT_DoLog DEBUG "Extra config passed: '${native_extra_config[*]}'"
CT_DoExecLog CFG \
CC="${CC_for_gdb}" \
LD="${LD_for_gdb}" \
CFLAGS="${gdb_native_CFLAGS[*]}" \
"${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} ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC}
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
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=("${extra_config[@]}")
if [ "${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}-gcc" \
CPP="${CT_TARGET}-cpp" \
LD="${CT_TARGET}-ld" \
LDFLAGS="${gdbserver_LDFLAGS}" \
"${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
}
fi