diff options
Diffstat (limited to 'scripts/build/libc/glibc-eglibc.sh-common')
| -rw-r--r-- | scripts/build/libc/glibc-eglibc.sh-common | 540 |
1 files changed, 0 insertions, 540 deletions
diff --git a/scripts/build/libc/glibc-eglibc.sh-common b/scripts/build/libc/glibc-eglibc.sh-common deleted file mode 100644 index 28a36bdc..00000000 --- a/scripts/build/libc/glibc-eglibc.sh-common +++ /dev/null @@ -1,540 +0,0 @@ -# This file contains the functions common to glibc and eglibc - -# Extract the C library tarball(s) -do_libc_extract() { - local addon - - # Attempt CT_EXTRACT only if NOT custom, or CUSTOM_LOCATION is not a directory - if [ "${CT_LIBC_CUSTOM}" != "y" \ - -o ! -d "${CT_LIBC_CUSTOM_LOCATION}" ]; then - CT_Extract "${CT_LIBC}-${CT_LIBC_VERSION}" - fi - CT_Pushd "${CT_SRC_DIR}/${CT_LIBC}-${CT_LIBC_VERSION}" - # Attempt CT_PATCH only if NOT custom - if [ "${CT_LIBC_CUSTOM}" != "y" ]; then - CT_Patch nochdir "${CT_LIBC}" "${CT_LIBC_VERSION}" - fi - - # Extract the add-opns - for addon in $(do_libc_add_ons_list " "); do - # If the addon was bundled with the main archive, we do not - # need to extract it. Worse, if we were to try to extract - # it, we'd get an error. - if [ -d "${addon}" ]; then - CT_DoLog DEBUG "Add-on '${addon}' already present, skipping extraction" - continue - fi - - CT_Extract nochdir "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" - - CT_TestAndAbort "Error in add-on '${addon}': both short and long names in tarball" \ - -d "${addon}" -a -d "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" - - # Some addons have the 'long' name, while others have the - # 'short' name, but patches are non-uniformly built with - # either the 'long' or 'short' name, whatever the addons name - # but we prefer the 'short' name and avoid duplicates. - if [ -d "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" ]; then - CT_DoExecLog FILE mv "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" "${addon}" - fi - - CT_DoExecLog FILE ln -s "${addon}" "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" - - CT_Patch nochdir "${CT_LIBC}" "${addon}-${CT_LIBC_VERSION}" - - # Remove the long name since it can confuse configure scripts to run - # the same source twice. - rm "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}" - done - - # The configure files may be older than the configure.in files - # if using a snapshot (or even some tarballs). Fake them being - # up to date. - find . -type f -name configure -exec touch {} \; 2>&1 |CT_DoLog ALL - - CT_Popd - - if [ "${CT_LIBC_LOCALES}" = "y" ]; then - do_libc_locales_extract - fi -} - -# Build and install headers and start files -do_libc_start_files() { - # Start files and Headers should be configured the same way as the - # final libc, but built and installed differently. - do_libc_backend libc_mode=startfiles -} - -# This function builds and install the full C library -do_libc() { - do_libc_backend libc_mode=final -} - -# This backend builds the C library once for each multilib -# variant the compiler gives us -# Usage: do_libc_backend param=value [...] -# Parameter : Definition : Type : Default -# libc_mode : 'startfiles' or 'final' : string : (none) -do_libc_backend() { - local libc_mode - local -a multilibs - local multilib - local multi_dir - local multi_flags - local extra_dir - local libc_headers libc_startfiles libc_full - local hdr - local arg - - for arg in "$@"; do - eval "${arg// /\\ }" - done - - case "${libc_mode}" in - startfiles) - CT_DoStep INFO "Installing C library headers & start files" - hdr=y - libc_startfiles=y - libc_full= - ;; - final) - CT_DoStep INFO "Installing C library" - hdr= - libc_startfiles= - libc_full=y - ;; - *) CT_Abort "Unsupported (or unset) libc_mode='${libc_mode}'";; - esac - - # If gcc is not configured for multilib, it still prints - # a single line for the default settings - multilibs=( $("${CT_TARGET}-gcc" -print-multi-lib 2>/dev/null) ) - for multilib in "${multilibs[@]}"; do - multi_dir="${multilib%%;*}" - if [ "${multi_dir}" != "." ]; then - CT_DoStep INFO "Building for multilib subdir='${multi_dir}'" - - extra_flags="$( echo "${multilib#*;}" \ - |${sed} -r -e 's/@/ -/g;' \ - )" - extra_dir="/${multi_dir}" - - # glibc install its files in ${extra_dir}/{usr/,}lib - # while gcc expects them in {,usr/}lib/${extra_dir}. - # Prepare some symlinks so glibc installs in fact in - # the proper place - # We do it in the start-files step, so it is not needed - # to do it in the final step, as the symlinks will - # already exist - if [ "${libc_mode}" = "startfiles" ]; then - CT_Pushd "${CT_SYSROOT_DIR}" - CT_DoExecLog ALL mkdir -p "lib/${multi_dir}" \ - "usr/lib/${multi_dir}" \ - "${multi_dir}" \ - "${multi_dir}/usr" - CT_DoExecLog ALL ln -sf "../lib/${multi_dir}" "${multi_dir}/lib" - CT_DoExecLog ALL ln -sf "../../usr/lib/${multi_dir}" "${multi_dir}/usr/lib" - CT_Popd - fi - libc_headers= - else - extra_dir= - extra_flags= - libc_headers="${hdr}" - fi - - CT_mkdir_pushd "${CT_BUILD_DIR}/build-libc-${libc_mode}${extra_dir//\//_}" - - do_libc_backend_once extra_dir="${extra_dir}" \ - extra_flags="${extra_flags}" \ - libc_headers="${libc_headers}" \ - libc_startfiles="${libc_startfiles}" \ - libc_full="${libc_full}" - - CT_Popd - - if [ "${multi_dir}" != "." ]; then - if [ "${libc_mode}" = "final" ]; then - CT_DoLog EXTRA "Fixing up multilib location" - - # rewrite the library multiplexers - for d in "lib/${multi_dir}" "usr/lib/${multi_dir}"; do - for l in libc libpthread libgcc_s; do - if [ -f "${CT_SYSROOT_DIR}/${d}/${l}.so" \ - -a ! -L ${CT_SYSROOT_DIR}/${d}/${l}.so ] - then - CT_DoExecLog DEBUG ${sed} -r -i \ - -e "s:/lib/:/lib/${multi_dir}/:g;" \ - "${CT_SYSROOT_DIR}/${d}/${l}.so" - fi - done - done - # Remove the multi_dir now it is no longer useful - CT_DoExecLog DEBUG rm -rf "${CT_SYSROOT_DIR}/${multi_dir}" - fi # libc_mode == final - - CT_EndStep - fi - done - - CT_EndStep -} - -# This backend builds the C library once -# Usage: do_libc_backend_once param=value [...] -# Parameter : Definition : Type : Default -# libc_headers : Build libc headers : bool : n -# libc_startfiles : Build libc start-files : bool : n -# libc_full : Build full libc : bool : n -# extra_flags : Extra CFLAGS to use (for multilib) : string : (empty) -# extra_dir : Extra subdir for multilib : string : (empty) -do_libc_backend_once() { - local libc_headers - local libc_startfiles - local libc_full - local extra_flags - local extra_dir - local src_dir="${CT_SRC_DIR}/${CT_LIBC}-${CT_LIBC_VERSION}" - local extra_cc_args - local -a extra_config - local -a extra_make_args - local glibc_cflags - local float_extra - local endian_extra - local arg - - for arg in "$@"; do - eval "${arg// /\\ }" - done - - CT_DoLog EXTRA "Configuring C library" - - case "${CT_LIBC}" in - eglibc) - if [ "${CT_EGLIBC_CUSTOM_CONFIG}" = "y" ]; then - CT_DoExecLog ALL cp "${CT_CONFIG_DIR}/eglibc.config" option-groups.config - fi - if [ "${CT_EGLIBC_OPT_SIZE}" = "y" ]; then - OPTIMIZE=-Os - else - OPTIMIZE=-O2 - fi - ;; - glibc) - # glibc can't be built without -O2 (reference needed!) - OPTIMIZE=-O2 - # Also, if those two are missing, iconv build breaks - extra_config+=( --disable-debug --disable-sanity-checks ) - ;; - esac - - # always include rpc, the user can still override it with TI-RPC - extra_config+=( --enable-obsolete-rpc ) - - # Add some default glibc config options if not given by user. - # We don't need to be conditional on wether the user did set different - # values, as they CT_LIBC_GLIBC_EXTRA_CONFIG_ARRAY is passed after - # extra_config - - extra_config+=("$(do_libc_min_kernel_config)") - - case "${CT_THREADS}" in - nptl) extra_config+=("--with-__thread" "--with-tls");; - linuxthreads) extra_config+=("--with-__thread" "--without-tls" "--without-nptl");; - none) extra_config+=("--without-__thread" "--without-nptl") - case "${CT_LIBC_GLIBC_EXTRA_CONFIG_ARRAY[*]}" in - *-tls*) ;; - *) extra_config+=("--without-tls");; - esac - ;; - esac - - case "${CT_SHARED_LIBS}" in - y) extra_config+=("--enable-shared");; - *) extra_config+=("--disable-shared");; - esac - - float_extra="$( echo "${extra_flags}" \ - |${sed} -r -e '/^(.*[[:space:]])?-m(hard|soft)-float([[:space:]].*)?$/!d;' \ - -e 's//\2/;' \ - )" - case "${float_extra}" in - hard) extra_config+=("--with-fp");; - soft) extra_config+=("--without-fp");; - "") - case "${CT_ARCH_FLOAT}" in - hard|softfp) extra_config+=("--with-fp");; - soft) extra_config+=("--without-fp");; - esac - ;; - esac - - if [ "${CT_LIBC_DISABLE_VERSIONING}" = "y" ]; then - extra_config+=("--disable-versioning") - fi - - if [ "${CT_LIBC_OLDEST_ABI}" != "" ]; then - extra_config+=("--enable-oldest-abi=${CT_LIBC_OLDEST_ABI}") - fi - - case "$(do_libc_add_ons_list ,)" in - "") extra_config+=("--enable-add-ons=no");; - *) extra_config+=("--enable-add-ons=$(do_libc_add_ons_list ,)");; - esac - - extra_config+=("--with-pkgversion=${CT_PKGVERSION}") - [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}") - - # Extract the endianness options if any - # This should cover all possible endianness options - # in gcc, but it is prone to bit-rot... :-( - endian_extra="$( echo "${extra_flags}" \ - |${sed} -r -e '/^(.*[[:space:]])?-(E[BL]|m((big|little)(-endian)?|e?[bl]))([[:space:]].*)?$/!d;' \ - -e 's//\2/;' \ - )" - case "${endian_extra}" in - EB|mbig-endian|mbig|meb|mb) - extra_cc_args="${extra_cc_args} ${endian_extra}" - ;; - EL|mlittle-endian|mlittle|mel|ml) - extra_cc_args="${extra_cc_args} ${endian_extra}" - ;; - "") extra_cc_args="${extra_cc_args} ${CT_ARCH_ENDIAN_OPT}" - ;; - esac - - touch config.cache - if [ "${CT_LIBC_GLIBC_FORCE_UNWIND}" = "y" ]; then - echo "libc_cv_forced_unwind=yes" >>config.cache - echo "libc_cv_c_cleanup=yes" >>config.cache - fi - - # Pre-seed the configparms file with values from the config option - printf "%s\n" "${CT_LIBC_GLIBC_CONFIGPARMS}" > configparms - - cross_cc=$(CT_Which "${CT_TARGET}-gcc") - extra_cc_args+=" ${extra_flags}" - - case "${CT_LIBC_ENABLE_FORTIFIED_BUILD}" in - y) ;; - *) glibc_cflags+=" -U_FORTIFY_SOURCE";; - esac - glibc_cflags+=" ${CT_TARGET_CFLAGS} ${OPTIMIZE} ${CT_LIBC_GLIBC_EXTRA_CFLAGS}" - - # ./configure is mislead by our tools override wrapper for bash - # so just tell it where the real bash is _on_the_target_! - # Notes: - # - ${ac_cv_path_BASH_SHELL} is only used to set BASH_SHELL - # - ${BASH_SHELL} is only used to set BASH - # - ${BASH} is only used to set the shebang - # in two scripts to run on the target - # So we can safely bypass bash detection at compile time. - # Should this change in a future eglibc release, we'd better - # directly mangle the generated scripts _after_ they get built, - # or even after they get installed... - echo "ac_cv_path_BASH_SHELL=/bin/bash" >>config.cache - - # Configure with --prefix the way we want it on the target... - # There are a whole lot of settings here. You'll probably want - # to read up on what they all mean, and customize a bit, possibly by setting GLIBC_EXTRA_CONFIG_ARRAY - # Compare these options with the ones used when installing the glibc headers above - they're different. - # Adding "--without-gd" option to avoid error "memusagestat.c:36:16: gd.h: No such file or directory" - # See also http://sources.redhat.com/ml/libc-alpha/2000-07/msg00024.html. - # Set BUILD_CC, or we won't be able to build datafiles - # Run explicitly through CONFIG_SHELL, or the build breaks badly (loop-of-death) - # when the shell is not bash... Sigh... :-( - - CT_DoLog DEBUG "Using gcc for target : '${cross_cc}'" - CT_DoLog DEBUG "Configuring with addons : '$(do_libc_add_ons_list ,)'" - CT_DoLog DEBUG "Extra config args passed: '${extra_config[*]}'" - CT_DoLog DEBUG "Extra CC args passed : '${glibc_cflags}'" - CT_DoLog DEBUG "Extra flags (multilib) : '${extra_flags}'" - - CT_DoExecLog CFG \ - BUILD_CC="${CT_BUILD}-gcc" \ - CFLAGS="${glibc_cflags}" \ - CC="${CT_TARGET}-gcc ${CT_LIBC_EXTRA_CC_ARGS} ${extra_cc_args}" \ - AR=${CT_TARGET}-ar \ - RANLIB=${CT_TARGET}-ranlib \ - "${CONFIG_SHELL}" \ - "${src_dir}/configure" \ - --prefix=/usr \ - --build=${CT_BUILD} \ - --host=${CT_TARGET} \ - --cache-file="$(pwd)/config.cache" \ - --without-cvs \ - --disable-profile \ - --without-gd \ - --with-headers="${CT_HEADERS_DIR}" \ - "${extra_config[@]}" \ - "${CT_LIBC_GLIBC_EXTRA_CONFIG_ARRAY[@]}" - - # build hacks - case "${CT_ARCH},${CT_ARCH_CPU}" in - powerpc,8??) - # http://sourceware.org/ml/crossgcc/2008-10/msg00068.html - CT_DoLog DEBUG "Activating support for memset on broken ppc-8xx (CPU15 erratum)" - extra_make_args+=( ASFLAGS="-DBROKEN_PPC_8xx_CPU15" ) - ;; - esac - - if [ "${libc_headers}" = "y" ]; then - CT_DoLog EXTRA "Installing C library headers" - - # use the 'install-headers' makefile target to install the - # headers - CT_DoExecLog ALL make ${JOBSFLAGS} \ - install_root=${CT_SYSROOT_DIR}${extra_dir} \ - install-bootstrap-headers=yes \ - "${extra_make_args[@]}" \ - install-headers - - # For glibc, a few headers need to be manually installed - if [ "${CT_LIBC}" = "glibc" ]; then - # Two headers -- stubs.h and features.h -- aren't installed by install-headers, - # so do them by hand. We can tolerate an empty stubs.h for the moment. - # See e.g. http://gcc.gnu.org/ml/gcc/2002-01/msg00900.html - mkdir -p "${CT_HEADERS_DIR}/gnu" - CT_DoExecLog ALL touch "${CT_HEADERS_DIR}/gnu/stubs.h" - CT_DoExecLog ALL cp -v "${CT_SRC_DIR}/glibc-${CT_LIBC_VERSION}/include/features.h" \ - "${CT_HEADERS_DIR}/features.h" - - # Building the bootstrap gcc requires either setting inhibit_libc, or - # having a copy of stdio_lim.h... see - # http://sources.redhat.com/ml/libc-alpha/2003-11/msg00045.html - CT_DoExecLog ALL cp -v bits/stdio_lim.h "${CT_HEADERS_DIR}/bits/stdio_lim.h" - - # Following error building gcc-4.0.0's gcj: - # error: bits/syscall.h: No such file or directory - # solved by following copy; see http://sourceware.org/ml/crossgcc/2005-05/msg00168.html - # but it breaks arm, see http://sourceware.org/ml/crossgcc/2006-01/msg00091.html - # Of course, only copy it if it does not already exist - case "${CT_ARCH}" in - arm) ;; - *) if [ -f "${CT_HEADERS_DIR}/bits/syscall.h" ]; then - CT_DoLog ALL "Not over-writing existing bits/syscall.h" - elif [ -f "misc/bits/syscall.h" ]; then - CT_DoExecLog ALL cp -v "misc/bits/syscall.h" \ - "${CT_HEADERS_DIR}/bits/syscall.h" - else - # "Old" glibces do not have the above file, - # but provide this one: - CT_DoExecLog ALL cp -v "misc/syscall-list.h" \ - "${CT_HEADERS_DIR}/bits/syscall.h" - fi - ;; - esac - fi - fi # libc_headers == y - - if [ "${libc_startfiles}" = "y" ]; then - if [ "${CT_THREADS}" = "nptl" ]; then - CT_DoLog EXTRA "Installing C library start files" - - # there are a few object files needed to link shared libraries, - # which we build and install by hand - CT_DoExecLog ALL mkdir -p "${CT_SYSROOT_DIR}${extra_dir}/usr/lib" - CT_DoExecLog ALL make ${JOBSFLAGS} \ - "${extra_make_args[@]}" \ - csu/subdir_lib - CT_DoExecLog ALL cp csu/crt1.o csu/crti.o csu/crtn.o \ - "${CT_SYSROOT_DIR}${extra_dir}/usr/lib" - - # Finally, 'libgcc_s.so' requires a 'libc.so' to link against. - # However, since we will never actually execute its code, - # it doesn't matter what it contains. So, treating '/dev/null' - # as a C source file, we produce a dummy 'libc.so' in one step - CT_DoExecLog ALL "${cross_cc}" -nostdlib \ - -nostartfiles \ - -shared \ - -x c /dev/null \ - -o "${CT_SYSROOT_DIR}${extra_dir}/usr/lib/libc.so" - fi # threads == nptl - fi # libc_headers == y - - if [ "${libc_full}" = "y" ]; then - CT_DoLog EXTRA "Building C library" - CT_DoExecLog ALL make ${JOBSFLAGS} \ - "${extra_make_args[@]}" \ - all - - CT_DoLog EXTRA "Installing C library" - CT_DoExecLog ALL make ${JOBSFLAGS} \ - "${extra_make_args[@]}" \ - install_root="${CT_SYSROOT_DIR}${extra_dir}" \ - install - - if [ "${CT_BUILD_MANUALS}" = "y" ]; then - CT_DoLog EXTRA "Building and installing the C library manual" - # Omit JOBSFLAGS as GLIBC has problems building the - # manuals in parallel - CT_DoExecLog ALL make pdf html - # EGLIBC doesn't have a install-{pdf.html}, and older - # versions leave the manuals in the source directory - CT_DoExecLog ALL mkdir -p ${CT_PREFIX_DIR}/share/doc - if [ "${CT_LIBC_EGLIBC_2_16_or_later}" = "y" ]; then - CT_DoExecLog ALL cp -av manual/*.pdf manual/libc \ - ${CT_PREFIX_DIR}/share/doc - else - CT_DoExecLog ALL cp -av ${src_dir}/manual/*.pdf ${src_dir}/manual/libc \ - ${CT_PREFIX_DIR}/share/doc - fi - fi - - if [ "${CT_LIBC_LOCALES}" = "y" ]; then - do_libc_locales - fi - fi # libc_full == y -} - -# Build up the addons list, separated with $1 -do_libc_add_ons_list() { - local sep="$1" - local addons_list="$( echo "${CT_LIBC_ADDONS_LIST}" \ - |sed -r -e "s/[[:space:],]/${sep}/g;" \ - )" - if [ "${CT_LIBC_GLIBC_2_20_or_later}" != "y" ]; then - case "${CT_THREADS}" in - none) ;; - *) addons_list="${addons_list}${sep}${CT_THREADS}";; - esac - fi - [ "${CT_LIBC_GLIBC_USE_PORTS}" = "y" ] && addons_list="${addons_list}${sep}ports" - # Remove duplicate, leading and trailing separators - echo "${addons_list}" |sed -r -e "s/${sep}+/${sep}/g; s/^${sep}//; s/${sep}\$//;" -} - -# Compute up the minimum supported Linux kernel version -do_libc_min_kernel_config() { - local min_kernel_config - - case "${CT_LIBC_GLIBC_EXTRA_CONFIG_ARRAY[*]}" in - *--enable-kernel*) ;; - *) if [ "${CT_LIBC_GLIBC_KERNEL_VERSION_AS_HEADERS}" = "y" ]; then - # We can't rely on the kernel version from the configuration, - # because it might not be available if the user uses pre-installed - # headers. On the other hand, both method will have the kernel - # version installed in "usr/include/linux/version.h" in the sysroot. - # Parse that instead of having two code-paths. - version_code_file="${CT_SYSROOT_DIR}/usr/include/linux/version.h" - if [ ! -f "${version_code_file}" -o ! -r "${version_code_file}" ]; then - CT_Abort "Linux version is unavailable in installed headers files" - fi - version_code="$( grep -E LINUX_VERSION_CODE "${version_code_file}" \ - |cut -d ' ' -f 3 \ - )" - version=$(((version_code>>16)&0xFF)) - patchlevel=$(((version_code>>8)&0xFF)) - sublevel=$((version_code&0xFF)) - min_kernel_config="${version}.${patchlevel}.${sublevel}" - elif [ "${CT_LIBC_GLIBC_KERNEL_VERSION_CHOSEN}" = "y" ]; then - # Trim the fourth part of the linux version, keeping only the first three numbers - min_kernel_config="$( echo "${CT_LIBC_GLIBC_MIN_KERNEL_VERSION}" \ - |sed -r -e 's/^([^.]+\.[^.]+\.[^.]+)(|\.[^.]+)$/\1/;' \ - )" - fi - echo "--enable-kernel=${min_kernel_config}" - ;; - esac -} |