crosstool-ng: add support for building a no-python gdb version
Add the ability if python support in GDB is enabled to also build a version of GDB w/o python. Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
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From 323b296e0087c079aa36115a678e0aa89cd34587 Mon Sep 17 00:00:00 2001
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From: Kumar Gala <kumar.gala@linaro.org>
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Date: Wed, 13 May 2020 12:13:48 -0500
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Subject: [PATCH 1/2] gdb: make gdb cross build its own function
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Make a function out of the cross build so we can call it more than once.
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Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
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---
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scripts/build/debug/300-gdb.sh | 137 +++++++++++++++++----------------
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1 file changed, 71 insertions(+), 66 deletions(-)
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diff --git a/scripts/build/debug/300-gdb.sh b/scripts/build/debug/300-gdb.sh
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index 91393317..98d415cb 100644
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--- a/scripts/build/debug/300-gdb.sh
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+++ b/scripts/build/debug/300-gdb.sh
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@@ -15,82 +15,87 @@ do_debug_gdb_extract()
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chmod a+x "${CT_SRC_DIR}/gdb/gdb/gdbserver/configure"
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}
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-do_debug_gdb_build()
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+do_debug_gdb_build_cross()
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{
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- if [ "${CT_GDB_CROSS}" = "y" ]; then
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- local gcc_version p _p
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- local -a cross_extra_config
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-
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- CT_DoStep INFO "Installing cross-gdb"
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- CT_mkdir_pushd "${CT_BUILD_DIR}/build-gdb-cross"
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-
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- cross_extra_config=( "${CT_GDB_CROSS_EXTRA_CONFIG_ARRAY[@]}" )
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- if [ "${CT_GDB_CROSS_PYTHON}" = "y" ]; then
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- if [ -z "${CT_GDB_CROSS_PYTHON_BINARY}" ]; then
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- if [ "${CT_CANADIAN}" = "y" -o "${CT_CROSS_NATIVE}" = "y" ]; then
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- CT_Abort "For canadian build, Python wrapper runnable on the build machine must be provided. Set CT_GDB_CROSS_PYTHON_BINARY."
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- elif [ "${CT_CONFIGURE_has_python}" = "y" ]; then
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- cross_extra_config+=("--with-python=${python}")
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- else
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- CT_Abort "Python support requested in GDB, but Python not found. Set CT_GDB_CROSS_PYTHON_BINARY."
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- fi
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+ local gcc_version p _p
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+ local -a cross_extra_config
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+
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+ CT_DoStep INFO "Installing cross-gdb"
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+ CT_mkdir_pushd "${CT_BUILD_DIR}/build-gdb-cross"
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+
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+ cross_extra_config=( "${CT_GDB_CROSS_EXTRA_CONFIG_ARRAY[@]}" )
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+ if [ "${CT_GDB_CROSS_PYTHON}" = "y" ]; then
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+ if [ -z "${CT_GDB_CROSS_PYTHON_BINARY}" ]; then
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+ if [ "${CT_CANADIAN}" = "y" -o "${CT_CROSS_NATIVE}" = "y" ]; then
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+ CT_Abort "For canadian build, Python wrapper runnable on the build machine must be provided. Set CT_GDB_CROSS_PYTHON_BINARY."
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+ elif [ "${CT_CONFIGURE_has_python}" = "y" ]; then
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+ cross_extra_config+=("--with-python=${python}")
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else
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- cross_extra_config+=("--with-python=${CT_GDB_CROSS_PYTHON_BINARY}")
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+ CT_Abort "Python support requested in GDB, but Python not found. Set CT_GDB_CROSS_PYTHON_BINARY."
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fi
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else
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- cross_extra_config+=("--with-python=no")
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+ cross_extra_config+=("--with-python=${CT_GDB_CROSS_PYTHON_BINARY}")
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fi
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+ else
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+ cross_extra_config+=("--with-python=no")
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+ fi
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- if [ "${CT_GDB_CROSS_SIM}" = "y" ]; then
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- cross_extra_config+=("--enable-sim")
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- else
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- cross_extra_config+=("--disable-sim")
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- fi
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+ if [ "${CT_GDB_CROSS_SIM}" = "y" ]; then
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+ cross_extra_config+=("--enable-sim")
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+ else
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+ cross_extra_config+=("--disable-sim")
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+ fi
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- if ${CT_HOST}-gcc --version 2>&1 | grep clang; then
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- # clang detects the line from gettext's _ macro as format string
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- # not being a string literal and produces a lot of warnings - which
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- # ct-ng's logger faithfully relays to user if this happens in the
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- # error() function. Suppress them.
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- cross_extra_config+=("--enable-build-warnings=,-Wno-format-nonliteral,-Wno-format-security")
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- fi
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+ if ${CT_HOST}-gcc --version 2>&1 | grep clang; then
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+ # clang detects the line from gettext's _ macro as format string
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+ # not being a string literal and produces a lot of warnings - which
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+ # ct-ng's logger faithfully relays to user if this happens in the
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+ # error() function. Suppress them.
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+ cross_extra_config+=("--enable-build-warnings=,-Wno-format-nonliteral,-Wno-format-security")
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+ fi
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- do_gdb_backend \
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- buildtype=cross \
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- host="${CT_HOST}" \
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- cflags="${CT_CFLAGS_FOR_HOST}" \
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- ldflags="${CT_LDFLAGS_FOR_HOST}" \
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- prefix="${CT_PREFIX_DIR}" \
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- static="${CT_GDB_CROSS_STATIC}" \
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- --with-sysroot="${CT_SYSROOT_DIR}" \
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- "${cross_extra_config[@]}"
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-
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- if [ "${CT_BUILD_MANUALS}" = "y" ]; then
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- CT_DoLog EXTRA "Building and installing the cross-GDB manuals"
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- CT_DoExecLog ALL make ${CT_JOBSFLAGS} pdf html
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- CT_DoExecLog ALL make install-{pdf,html}-gdb
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- fi
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+ do_gdb_backend \
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+ buildtype=cross \
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+ host="${CT_HOST}" \
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+ cflags="${CT_CFLAGS_FOR_HOST}" \
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+ ldflags="${CT_LDFLAGS_FOR_HOST}" \
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+ prefix="${CT_PREFIX_DIR}" \
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+ static="${CT_GDB_CROSS_STATIC}" \
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+ --with-sysroot="${CT_SYSROOT_DIR}" \
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+ "${cross_extra_config[@]}"
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+
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+ if [ "${CT_BUILD_MANUALS}" = "y" ]; then
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+ CT_DoLog EXTRA "Building and installing the cross-GDB manuals"
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+ CT_DoExecLog ALL make ${CT_JOBSFLAGS} pdf html
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+ CT_DoExecLog ALL make install-{pdf,html}-gdb
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+ fi
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- if [ "${CT_GDB_INSTALL_GDBINIT}" = "y" ]; then
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- CT_DoLog EXTRA "Installing '.gdbinit' template"
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- # See in scripts/build/internals.sh for why we do this
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- # TBD GCC 3.x and older not supported
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- if [ -f "${CT_SRC_DIR}/gcc/gcc/BASE-VER" ]; then
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- gcc_version=$(cat "${CT_SRC_DIR}/gcc/gcc/BASE-VER")
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- else
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- gcc_version=$(sed -r -e '/version_string/!d; s/^.+= "([^"]+)".*$/\1/;' \
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- "${CT_SRC_DIR}/gcc/gcc/version.c" \
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- )
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- fi
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- sed -r \
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- -e "s:@@PREFIX@@:${CT_PREFIX_DIR}:;" \
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- -e "s:@@VERSION@@:${gcc_version}:;" \
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- "${CT_LIB_DIR}/scripts/build/debug/gdbinit.in" \
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- >"${CT_PREFIX_DIR}/share/gdb/gdbinit"
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- fi # Install gdbinit sample
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+ if [ "${CT_GDB_INSTALL_GDBINIT}" = "y" ]; then
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+ CT_DoLog EXTRA "Installing '.gdbinit' template"
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+ # See in scripts/build/internals.sh for why we do this
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+ # TBD GCC 3.x and older not supported
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+ if [ -f "${CT_SRC_DIR}/gcc/gcc/BASE-VER" ]; then
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+ gcc_version=$(cat "${CT_SRC_DIR}/gcc/gcc/BASE-VER")
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+ else
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+ gcc_version=$(sed -r -e '/version_string/!d; s/^.+= "([^"]+)".*$/\1/;' \
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+ "${CT_SRC_DIR}/gcc/gcc/version.c" \
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+ )
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+ fi
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+ sed -r \
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+ -e "s:@@PREFIX@@:${CT_PREFIX_DIR}:;" \
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+ -e "s:@@VERSION@@:${gcc_version}:;" \
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+ "${CT_LIB_DIR}/scripts/build/debug/gdbinit.in" \
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+ >"${CT_PREFIX_DIR}/share/gdb/gdbinit"
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+ fi # Install gdbinit sample
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+
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+ CT_Popd
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+ CT_EndStep
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+}
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- CT_Popd
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- CT_EndStep
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+do_debug_gdb_build()
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+{
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+ if [ "${CT_GDB_CROSS}" = "y" ]; then
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+ do_debug_gdb_build_cross
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fi
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if [ "${CT_GDB_NATIVE}" = "y" -o "${CT_GDB_GDBSERVER}" = "y" ]; then
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--
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2.25.4
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@ -0,0 +1,53 @@
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From c4452bb536f124140832650906a07bea99924617 Mon Sep 17 00:00:00 2001
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From: Kumar Gala <kumar.gala@linaro.org>
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Date: Wed, 13 May 2020 12:36:52 -0500
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Subject: [PATCH 2/2] gdb: add option to build a non-python version
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Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
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---
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config/debug/gdb.in.cross | 8 ++++++++
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scripts/build/debug/300-gdb.sh | 9 +++++++++
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2 files changed, 17 insertions(+)
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diff --git a/config/debug/gdb.in.cross b/config/debug/gdb.in.cross
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index 2ddb343a..1eea06f9 100644
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--- a/config/debug/gdb.in.cross
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+++ b/config/debug/gdb.in.cross
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@@ -65,6 +65,14 @@ config GDB_CROSS_PYTHON_BINARY
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help message in gdb's configure script for the --with-python option
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for further guidance.
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+config GDB_CROSS_BUILD_NO_PYTHON
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+ bool
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+ prompt "Build GDB w/o python"
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+ depends on GDB_HAS_PYTHON
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+ help
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+ Build a version of GDB that doesn't support python (in addition to a
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+ version that does). This version will be suffix with "no-py".
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+
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config GDB_CROSS_EXTRA_CONFIG_ARRAY
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string
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prompt "Cross-gdb extra config"
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diff --git a/scripts/build/debug/300-gdb.sh b/scripts/build/debug/300-gdb.sh
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index 98d415cb..9b27f654 100644
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--- a/scripts/build/debug/300-gdb.sh
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+++ b/scripts/build/debug/300-gdb.sh
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@@ -98,6 +98,15 @@ do_debug_gdb_build()
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do_debug_gdb_build_cross
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fi
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+ if [ "${CT_GDB_CROSS_BUILD_NO_PYTHON}" = "y" ]; then
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+ CT_DoStep INFO "Build gdb (w/o python) ${CT_TARGET}"
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+ CT_GDB_CROSS_PYTHON="n"
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+ CT_GDB_CROSS_EXTRA_CONFIG_ARRAY+=("--program-prefix=${CT_TARGET}-")
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+ CT_GDB_CROSS_EXTRA_CONFIG_ARRAY+=("--program-suffix=-no-py")
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+ do_debug_gdb_build_cross
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+ CT_GDB_CROSS_PYTHON="y"
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+ fi
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+
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if [ "${CT_GDB_NATIVE}" = "y" -o "${CT_GDB_GDBSERVER}" = "y" ]; then
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local -a native_extra_config
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local subdir
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--
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2.25.4
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