mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-20 21:33:08 +00:00
49ab32ffe2
The reunification of the glibc/eglibc code paths exposed a nasty
bug in the glibc build: use of PARALLELMFLAGS breaks the build.
See the explanations in that bug report against FC6:
https://bugzilla.redhat.com/show_bug.cgi?format=multiple&id=212111
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
345 lines
13 KiB
Bash
345 lines
13 KiB
Bash
# Build script for the gdb debug facility
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# The version of ncurses to use. Yes, it's hard-coded.
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# It's used only internally by crosstool-NG, and is
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# not exposed outside, so we don't care about providing
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# config options for this.
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CT_DEBUG_GDB_NCURSES_VERSION="5.7"
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# Ditto for the expat library
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CT_DEBUG_GDB_EXPAT_VERSION="2.0.1"
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do_debug_gdb_parts() {
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do_gdb=
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do_ncurses=
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do_expat=
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if [ "${CT_GDB_CROSS}" = y ]; then
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do_gdb=y
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fi
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if [ "${CT_GDB_GDBSERVER}" = "y" ]; then
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do_gdb=y
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fi
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if [ "${CT_GDB_NATIVE}" = "y" ]; then
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do_gdb=y
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# GDB on Mingw depends on PDcurses, not ncurses
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if [ "${CT_MINGW32}" != "y" ]; then
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do_ncurses=y
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fi
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do_expat=y
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fi
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}
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do_debug_gdb_get() {
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do_debug_gdb_parts
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if [ "${do_gdb}" = "y" ]; then
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CT_GetFile "gdb-${CT_GDB_VERSION}" \
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{ftp,http}://ftp.gnu.org/pub/gnu/gdb \
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ftp://sources.redhat.com/pub/gdb/{,old-}releases
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fi
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if [ "${do_ncurses}" = "y" ]; then
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CT_GetFile "ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}" .tar.gz \
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{ftp,http}://ftp.gnu.org/pub/gnu/ncurses \
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ftp://invisible-island.net/ncurses
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fi
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if [ "${do_expat}" = "y" ]; then
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CT_GetFile "expat-${CT_DEBUG_GDB_EXPAT_VERSION}" .tar.gz \
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http://mesh.dl.sourceforge.net/sourceforge/expat/expat/${CT_DEBUG_GDB_EXPAT_VERSION}
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fi
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}
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do_debug_gdb_extract() {
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do_debug_gdb_parts
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if [ "${do_gdb}" = "y" ]; then
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CT_Extract "gdb-${CT_GDB_VERSION}"
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CT_Patch "gdb" "${CT_GDB_VERSION}"
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fi
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if [ "${do_ncurses}" = "y" ]; then
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CT_Extract "ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}"
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CT_Patch "ncurses" "${CT_DEBUG_GDB_NCURSES_VERSION}"
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fi
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if [ "${do_expat}" = "y" ]; then
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CT_Extract "expat-${CT_DEBUG_GDB_EXPAT_VERSION}"
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CT_Patch "expat" "${CT_DEBUG_GDB_EXPAT_VERSION}"
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fi
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}
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do_debug_gdb_build() {
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local -a extra_config
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do_debug_gdb_parts
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gdb_src_dir="${CT_SRC_DIR}/gdb-${CT_GDB_VERSION}"
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# Version 6.3 and below behave badly with gdbmi
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case "${CT_GDB_VERSION}" in
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6.2*|6.3) extra_config+=("--disable-gdbmi");;
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esac
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if [ "${CT_GDB_CROSS}" = "y" ]; then
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local -a cross_extra_config
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CT_DoStep INFO "Installing cross-gdb"
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CT_DoLog EXTRA "Configuring cross-gdb"
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mkdir -p "${CT_BUILD_DIR}/build-gdb-cross"
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cd "${CT_BUILD_DIR}/build-gdb-cross"
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cross_extra_config=("${extra_config[@]}")
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case "${CT_THREADS}" in
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none) cross_extra_config+=("--disable-threads");;
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*) cross_extra_config+=("--enable-threads");;
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esac
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CC_for_gdb=
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LD_for_gdb=
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if [ "${CT_GDB_CROSS_STATIC}" = "y" ]; then
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CC_for_gdb="gcc -static"
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LD_for_gdb="ld -static"
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fi
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gdb_cross_configure="${gdb_src_dir}/configure"
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CT_DoLog DEBUG "Extra config passed: '${cross_extra_config[*]}'"
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CC="${CC_for_gdb}" \
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LD="${LD_for_gdb}" \
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CT_DoExecLog CFG \
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"${gdb_cross_configure}" \
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--build=${CT_BUILD} \
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--host=${CT_HOST} \
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--target=${CT_TARGET} \
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--prefix="${CT_PREFIX_DIR}" \
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--with-build-sysroot="${CT_SYSROOT_DIR}" \
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--disable-werror \
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"${cross_extra_config[@]}"
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CT_DoLog EXTRA "Building cross-gdb"
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CT_DoExecLog ALL make ${JOBSFLAGS}
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CT_DoLog EXTRA "Installing cross-gdb"
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CT_DoExecLog ALL make install
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CT_EndStep
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fi
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if [ "${CT_GDB_NATIVE}" = "y" ]; then
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local -a native_extra_config
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local -a ncurses_opt
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local -a gdb_native_CFLAGS
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CT_DoStep INFO "Installing native gdb"
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native_extra_config=("${extra_config[@]}")
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# GDB on Mingw depends on PDcurses, not ncurses
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if [ "${do_ncurses}" = "y" ]; then
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CT_DoLog EXTRA "Building static target ncurses"
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[ "${CT_CC_LANG_CXX}" = "y" ] || ncurses_opts+=("--without-cxx" "--without-cxx-binding")
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[ "${CT_CC_LANG_ADA}" = "y" ] || ncurses_opts+=("--without-ada")
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mkdir -p "${CT_BUILD_DIR}/build-ncurses-build-tic"
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cd "${CT_BUILD_DIR}/build-ncurses-build-tic"
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# Use build = CT_REAL_BUILD so that configure thinks it is
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# cross-compiling, and thus will use the ${CT_BUILD}-*
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# tools instead of searching for the native ones...
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CT_DoExecLog CFG \
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"${CT_SRC_DIR}/ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_BUILD} \
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--prefix=/usr \
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--without-shared \
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--enable-symlinks \
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--with-build-cc=${CT_REAL_BUILD}-gcc \
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--with-build-cpp=${CT_REAL_BUILD}-gcc \
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--with-build-cflags="${CT_CFLAGS_FOR_HOST}" \
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"${ncurses_opts[@]}"
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# Under some operating systems (eg. Winblows), there is an
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# extension appended to executables. Find that.
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tic_ext=$(grep -E '^x[[:space:]]*=' progs/Makefile |sed -r -e 's/^.*=[[:space:]]*//;')
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CT_DoExecLog ALL make ${JOBSFLAGS} -C include
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CT_DoExecLog ALL make ${JOBSFLAGS} -C progs "tic${tic_ext}"
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CT_DoExecLog ALL install -d -m 0755 "${CT_PREFIX_DIR}/buildtools"
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CT_DoExecLog ALL install -m 0755 "progs/tic${tic_ext}" "${CT_PREFIX_DIR}/buildtools"
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mkdir -p "${CT_BUILD_DIR}/build-ncurses"
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cd "${CT_BUILD_DIR}/build-ncurses"
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CT_DoExecLog CFG \
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"${CT_SRC_DIR}/ncurses-${CT_DEBUG_GDB_NCURSES_VERSION}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_TARGET} \
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--with-build-cc=${CT_BUILD}-gcc \
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--with-build-cpp=${CT_BUILD}-gcc \
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--with-build-cflags="${CT_CFLAGS_FOR_HOST}" \
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--prefix="${CT_BUILD_DIR}/static-target" \
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--without-shared \
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--without-sysmouse \
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--without-progs \
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--enable-termcap \
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"${ncurses_opts[@]}"
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CT_DoExecLog ALL make ${JOBSFLAGS}
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CT_DoExecLog ALL make install
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# We no longer need the temporary tic. Remove it
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CT_DoExecLog DEBUG rm -fv "${CT_PREFIX_DIR}/buildtools/tic${tic_ext}"
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native_extra_config+=("--with-curses")
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# There's no better way to tell gdb where to find -lcurses... :-(
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gdb_native_CFLAGS+=("-I${CT_BUILD_DIR}/static-target/include")
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gdb_native_CFLAGS+=("-L${CT_BUILD_DIR}/static-target/lib")
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fi # do_ncurses
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if [ "${do_expat}" = "y" ]; then
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CT_DoLog EXTRA "Building static target expat"
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mkdir -p "${CT_BUILD_DIR}/expat-build"
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cd "${CT_BUILD_DIR}/expat-build"
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CT_DoExecLog CFG \
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"${CT_SRC_DIR}/expat-${CT_DEBUG_GDB_EXPAT_VERSION}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_TARGET} \
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--prefix="${CT_BUILD_DIR}/static-target" \
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--enable-static \
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--disable-shared
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CT_DoExecLog ALL make ${JOBSFLAGS}
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CT_DoExecLog ALL make install
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native_extra_config+=("--with-expat")
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native_extra_config+=("--with-libexpat-prefix=${CT_BUILD_DIR}/static-target")
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fi # do_expat
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CT_DoLog EXTRA "Configuring native gdb"
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mkdir -p "${CT_BUILD_DIR}/build-gdb-native"
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cd "${CT_BUILD_DIR}/build-gdb-native"
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case "${CT_THREADS}" in
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none) native_extra_config+=("--disable-threads");;
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*) native_extra_config+=("--enable-threads");;
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esac
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if [ "${CT_GDB_NATIVE_STATIC}" = "y" ]; then
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CC_for_gdb="${CT_TARGET}-gcc -static"
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LD_for_gdb="${CT_TARGET}-ld -static"
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else
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CC_for_gdb="${CT_TARGET}-gcc"
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LD_for_gdb="${CT_TARGET}-ld"
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fi
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export ac_cv_func_strncmp_works=yes
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CT_DoLog DEBUG "Extra config passed: '${native_extra_config[*]}'"
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CC="${CC_for_gdb}" \
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LD="${LD_for_gdb}" \
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CFLAGS="${gdb_native_CFLAGS[@]}" \
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CT_DoExecLog CFG \
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"${gdb_src_dir}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_TARGET} \
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--target=${CT_TARGET} \
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--prefix=/usr \
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--with-build-sysroot="${CT_SYSROOT_DIR}" \
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--without-uiout \
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--disable-tui \
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--disable-gdbtk \
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--without-x \
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--disable-sim \
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--disable-werror \
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--without-included-gettext \
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--without-develop \
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"${native_extra_config[@]}"
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CT_DoLog EXTRA "Building native gdb"
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CT_DoExecLog ALL make ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC}
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CT_DoLog EXTRA "Installing native gdb"
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CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install
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# Building a native gdb also builds a gdbserver
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find "${CT_DEBUGROOT_DIR}" -type f -name gdbserver -exec rm -fv {} \; 2>&1 |CT_DoLog ALL
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unset ac_cv_func_strncmp_works
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# GDB on Mingw depends on PDcurses, not ncurses
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if [ "${CT_MINGW32}" != "y" ]; then
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CT_DoLog EXTRA "Cleaning up ncurses"
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cd "${CT_BUILD_DIR}/build-ncurses"
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CT_DoExecLog ALL make DESTDIR="${CT_SYSROOT_DIR}" uninstall
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CT_DoExecLog DEBUG rm -rf "${CT_BUILD_DIR}/ncurses"
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fi
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CT_EndStep # native gdb build
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fi
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if [ "${CT_GDB_GDBSERVER}" = "y" ]; then
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local -a gdbserver_extra_config
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CT_DoStep INFO "Installing gdbserver"
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CT_DoLog EXTRA "Configuring gdbserver"
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mkdir -p "${CT_BUILD_DIR}/build-gdb-gdbserver"
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cd "${CT_BUILD_DIR}/build-gdb-gdbserver"
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# Workaround for bad versions, where the configure
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# script for gdbserver is not executable...
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# Bah, GNU folks strike again... :-(
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chmod +x "${gdb_src_dir}/gdb/gdbserver/configure"
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gdbserver_LDFLAGS=
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if [ "${CT_GDB_GDBSERVER_STATIC}" = "y" ]; then
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gdbserver_LDFLAGS=-static
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fi
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gdbserver_extra_config=("${extra_config[@]}")
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LDFLAGS="${gdbserver_LDFLAGS}" \
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CT_DoExecLog CFG \
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"${gdb_src_dir}/gdb/gdbserver/configure" \
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--build=${CT_BUILD} \
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--host=${CT_TARGET} \
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--target=${CT_TARGET} \
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--prefix=/usr \
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--sysconfdir=/etc \
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--localstatedir=/var \
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--includedir="${CT_HEADERS_DIR}" \
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--with-build-sysroot="${CT_SYSROOT_DIR}" \
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--program-prefix= \
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--without-uiout \
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--disable-tui \
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--disable-gdbtk \
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--without-x \
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--without-included-gettext \
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--without-develop \
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--disable-werror \
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"${gdbserver_extra_config[@]}"
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CT_DoLog EXTRA "Building gdbserver"
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CT_DoExecLog ALL make ${JOBSFLAGS} CC=${CT_TARGET}-${CT_CC}
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CT_DoLog EXTRA "Installing gdbserver"
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CT_DoExecLog ALL make DESTDIR="${CT_DEBUGROOT_DIR}" install
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CT_EndStep
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fi
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}
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