yann@787: # eglibc build functions (initially by Thomas JOURDAN).
yann@787: 
yann@787: do_print_filename() {
yann@787:     [ "${CT_LIBC}" = "eglibc" ] || return 0
yann@787:     echo "eglibc-${CT_LIBC_VERSION}"
yann@787:     for addon in $(do_libc_add_ons_list " "); do
yann@787:         # NPTL addon is not to be downloaded, in any case
yann@787:         [ "${addon}" = "nptl" ] && continue || true
yann@787:         echo "eglibc-${addon}-${CT_LIBC_VERSION}"
yann@787:     done
yann@787: }
yann@787: 
yann@787: # Download eglibc repository
yann@787: do_eglibc_get() {
yann@787:     CT_HasOrAbort svn
yann@787: 
yann@787:     case "${CT_LIBC_VERSION}" in
yann@787:         trunk)  svn_url="svn://svn.eglibc.org/trunk";;
yann@787:         *)      svn_url="svn://svn.eglibc.org/branches/eglibc-${CT_LIBC_VERSION}";;
yann@787:     esac
yann@787: 
yann@787:     CT_MktempDir tmp_dir
yann@787:     CT_Pushd "${tmp_dir}"
yann@787: 
yann@787:     case "${CT_EGLIBC_CHECKOUT}" in
yann@787:         y)  svn_action="checkout";;
yann@787:         *)  svn_action="export --force";;
yann@787:     esac
yann@787: 
yann@787:     CT_DoSetProxy ${CT_PROXY_TYPE}
yann@787:     CT_DoExecLog ALL svn ${svn_action} -r "${CT_EGLIBC_REVISION:-HEAD}" "${svn_url}" . 2>&1
yann@787: 
yann@787:     # Compress eglibc
yann@787:     CT_DoExecLog ALL mv libc "${CT_LIBC_FILE}"
yann@787:     CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC_FILE}.tar.bz2" "${CT_LIBC_FILE}"
yann@787: 
yann@787:     # Compress linuxthreads, localedef and ports
yann@787:     # Assign them the name the way ct-ng like it
yann@787:     for addon in linuxthreads localedef ports; do
yann@787:         CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC}-${addon}-${CT_LIBC_VERSION}.tar.bz2" "${addon}"
yann@787:     done
yann@787: 
yann@787:     CT_Popd
yann@787: 
yann@787:     # Remove source files
yann@787:     CT_DoExecLog ALL rm -rf "${tmp_dir}"
yann@787: }
yann@787: 
yann@787: # Download glibc
yann@787: do_libc_get() {
yann@787:     # eglibc is only available through subversion, there are no
yann@787:     # snapshots available. Moreover, addons will be downloaded
yann@787:     # simultaneously.
yann@787: 
yann@787:     # build filename
yann@787:     eglibc="${CT_LIBC_FILE}.tar.bz2"
yann@787:     eglibc_linuxthreads="${CT_LIBC}-linuxthreads-${CT_LIBC_VERSION}.tar.bz2"
yann@787:     eglibc_localedef="${CT_LIBC}-localedef-${CT_LIBC_VERSION}.tar.bz2"
yann@787:     eglibc_ports="${CT_LIBC}-ports-${CT_LIBC_VERSION}.tar.bz2"
yann@787: 
yann@787:     # Check if every tarballs are already present
yann@787:     if [ -a "${CT_TARBALLS_DIR}/${eglibc}" ]              && \
yann@787:        [ -a "${CT_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \
yann@787:        [ -a "${CT_TARBALLS_DIR}/${eglibc_localedef}" ]    && \
yann@787:        [ -a "${CT_TARBALLS_DIR}/${eglibc_ports}" ]; then
yann@787:         CT_DoLog DEBUG "Already have 'eglibc-${CT_LIBC_VERSION}'"
yann@787:         return 0
yann@787:     fi
yann@787: 
yann@787:     if [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc}" ]              && \
yann@787:        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \
yann@787:        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_localedef}" ]    && \
yann@787:        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_ports}" ]        && \
yann@787:        [ "${CT_FORCE_DOWNLOAD}" != "y" ]; then
yann@799:         CT_DoLog DEBUG "Got 'eglibc-${CT_LIBC_VERSION}' from local storage"
yann@787:         for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do
yann@790:             CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"
yann@787:         done
yann@787:         return 0
yann@787:     fi
yann@787: 
yann@787:     # Not found locally, try from the network
yann@790:     CT_DoLog EXTRA "Retrieving 'eglibc-${CT_LIBC_VERSION}'"
yann@787:     do_eglibc_get
yann@787: 
yann@787:     if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
yann@790:         CT_DoLog EXTRA "Saving 'eglibc-${CT_LIBC_VERSION}' to local storage"
yann@787:         for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do
yann@790:             CT_DoExecLog ALL mv -f "${CT_TARBALLS_DIR}/${file}" "${CT_LOCAL_TARBALLS_DIR}"
yann@790:             CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"
yann@787:         done
yann@787:     fi
yann@787: 
yann@787:     return 0
yann@787: }
yann@787: 
yann@787: # Extract eglibc
yann@787: do_libc_extract() {
yann@787:     CT_ExtractAndPatch "${CT_LIBC_FILE}"
yann@787: 
yann@787:     # C library addons
yann@787:     for addon in $(do_libc_add_ons_list " "); do
yann@787:         # NPTL addon is not to be extracted, in any case
yann@787:         [ "${addon}" = "nptl" ] && continue || true
yann@787:         CT_ExtractAndPatch "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}"
yann@787:     done
yann@787: 
yann@787:     return 0
yann@787: }
yann@787: 
yann@787: # There is nothing to do for eglibc check config
yann@787: do_libc_check_config() {
yann@787:     :
yann@787: }
yann@787: 
yann@787: # This function installs the glibc headers needed to build the core compiler
yann@787: do_libc_headers() {
yann@787:     # Instead of doing two time the same actions, headers will
yann@787:     # be installed with start files
yann@787:     :
yann@787: }
yann@787: 
yann@787: # Build and install start files
yann@787: do_libc_start_files() {
yann@787:     CT_DoStep INFO "Installing C library headers / start files"
yann@787: 
yann@787:     mkdir -p "${CT_BUILD_DIR}/build-libc-startfiles"
yann@787:     cd "${CT_BUILD_DIR}/build-libc-startfiles"
yann@787: 
yann@787:     CT_DoLog EXTRA "Configuring C library"
yann@787: 
yann@787:     cross_cc=$(CT_Which "${CT_TARGET}-gcc")
yann@787:     cross_cxx=$(CT_Which "${CT_TARGET}-g++")
yann@787:     cross_ar=$(CT_Which "${CT_TARGET}-ar")
yann@787:     cross_ranlib=$(CT_Which "${CT_TARGET}-ranlib")
yann@787:     
yann@787:     CT_DoLog DEBUG "Using gcc for target: '${cross_cc}'"
yann@787:     CT_DoLog DEBUG "Using g++ for target: '${cross_cxx}'"
yann@787:     CT_DoLog DEBUG "Using ar for target: '${cross_ar}'"
yann@787:     CT_DoLog DEBUG "Using ranlib for target: '${cross_ranlib}'"
yann@787: 
yann@787:     BUILD_CC=${CT_CC_NATIVE}                    \
yann@787:     CC=${cross_cc}                              \
yann@787:     CXX=${cross_cxx}                            \
yann@787:     AR=${cross_ar}                              \
yann@787:     RANLIB=${cross_ranlib}                      \
yann@787:     CT_DoExecLog ALL                            \
yann@787:     "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure"   \
yann@787:         --prefix=/usr                           \
yann@787:         --with-headers="${CT_HEADERS_DIR}"      \
yann@787:         --build="${CT_UNIQ_BUILD}"              \
yann@787:         --host="${CT_TARGET}"                   \
yann@787:         --disable-profile                       \
yann@787:         --without-gd                            \
yann@787:         --without-cvs                           \
yann@787:         --enable-add-ons
yann@787: 
yann@787:     CT_DoLog EXTRA "Installing C library headers"
yann@787: 
yann@787:     # use the 'install-headers' makefile target to install the
yann@787:     # headers
yann@787: 
yann@787:     CT_DoExecLog ALL                    \
yann@787:     make install-headers                \
yann@787:          install_root=${CT_SYSROOT_DIR} \
yann@787:          install-bootstrap-headers=yes
yann@787: 
yann@787:     CT_DoLog EXTRA "Installing C library start files"
yann@787: 
yann@787:     # there are a few object files needed to link shared libraries,
yann@787:     # which we build and install by hand
yann@787: 
yann@787:     CT_DoExecLog ALL mkdir -p ${CT_SYSROOT_DIR}/usr/lib
yann@787:     CT_DoExecLog ALL make csu/subdir_lib
yann@787:     CT_DoExecLog ALL cp csu/crt1.o csu/crti.o csu/crtn.o \
yann@787:         ${CT_SYSROOT_DIR}/usr/lib
yann@787: 
yann@787:     # Finally, 'libgcc_s.so' requires a 'libc.so' to link against.  
yann@787:     # However, since we will never actually execute its code, 
yann@787:     # it doesn't matter what it contains.  So, treating '/dev/null' 
yann@787:     # as a C source file, we produce a dummy 'libc.so' in one step
yann@787: 
yann@787:     CT_DoExecLog ALL ${cross_cc} -nostdlib -nostartfiles -shared -x c /dev/null -o ${CT_SYSROOT_DIR}/usr/lib/libc.so
yann@787: 
yann@787:     CT_EndStep
yann@787: }
yann@787: 
yann@787: # This function builds and install the full glibc
yann@787: do_libc() {
yann@787:     CT_DoStep INFO "Installing C library"
yann@787: 
yann@787:     mkdir -p "${CT_BUILD_DIR}/build-libc"
yann@787:     cd "${CT_BUILD_DIR}/build-libc"
yann@787: 
yann@787:     CT_DoLog EXTRA "Configuring C library"
yann@787: 
yann@787:     # Add some default glibc config options if not given by user.
yann@787:     # We don't need to be conditional on wether the user did set different
yann@787:     # values, as they CT_LIBC_GLIBC_EXTRA_CONFIG is passed after extra_config
yann@787: 
yann@787:     extra_config="--enable-kernel=$(echo ${CT_KERNEL_VERSION} |sed -r -e 's/^([^.]+\.[^.]+\.[^.]+)(|\.[^.]+)$/\1/;')"
yann@787: 
yann@787:     case "${CT_THREADS}" in
yann@787:         nptl)           extra_config="${extra_config} --with-__thread --with-tls";;
yann@787:         linuxthreads)   extra_config="${extra_config} --with-__thread --without-tls --without-nptl";;
yann@787:         none)           extra_config="${extra_config} --without-__thread --without-nptl"
yann@787:                         case "${CT_LIBC_EGLIBC_EXTRA_CONFIG}" in
yann@787:                             *-tls*) ;;
yann@787:                             *) extra_config="${extra_config} --without-tls";;
yann@787:                         esac
yann@787:                         ;;
yann@787:     esac
yann@787: 
yann@787:     case "${CT_SHARED_LIBS}" in
yann@787:         y) extra_config="${extra_config} --enable-shared";;
yann@787:         *) extra_config="${extra_config} --disable-shared";;
yann@787:     esac
yann@787: 
yann@787:     case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
yann@787:         y,) extra_config="${extra_config} --with-fp";;
yann@787:         ,y) extra_config="${extra_config} --without-fp";;
yann@787:     esac
yann@787: 
yann@787:     case "$(do_libc_add_ons_list ,)" in
yann@787:         "") ;;
yann@787:         *)  extra_config="${extra_config} --enable-add-ons=$(do_libc_add_ons_list ,)";;
yann@787:     esac
yann@787: 
yann@787:     extra_cc_args="${extra_cc_args} ${CT_ARCH_ENDIAN_OPT}"
yann@787: 
yann@787:     cross_cc=$(CT_Which "${CT_TARGET}-gcc")    
yann@787: 
yann@787:     CT_DoLog DEBUG "Using gcc for target:     '${cross_cc}'"
yann@787:     CT_DoLog DEBUG "Configuring with addons : '$(do_libc_add_ons_list ,)'"
yann@787:     CT_DoLog DEBUG "Extra config args passed: '${extra_config}'"
yann@787:     CT_DoLog DEBUG "Extra CC args passed    : '${extra_cc_args}'"
yann@787: 
yann@787:     BUILD_CC=${CT_CC_NATIVE}                                        \
yann@787:     CFLAGS="${CT_TARGET_CFLAGS} ${CT_LIBC_EGLIBC_EXTRA_CFLAGS} -O"  \
yann@787:     CC="${CT_TARGET}-gcc ${CT_LIBC_EXTRA_CC_ARGS} ${extra_cc_args}" \
yann@787:     AR=${CT_TARGET}-ar                                              \
yann@787:     RANLIB=${CT_TARGET}-ranlib                                      \
yann@787:     CT_DoExecLog ALL                                                \
yann@787:     "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure"                       \
yann@787:         --prefix=/usr                                               \
yann@787:         --with-headers="${CT_HEADERS_DIR}"                          \
yann@787:         --build=${CT_UNIQ_BUILD}                                    \
yann@787:         --host=${CT_TARGET}                                         \
yann@787:         --disable-profile                                           \
yann@787:         --without-gd                                                \
yann@787:         --without-cvs                                               \
yann@787:         ${extra_config}                                             \
yann@787:         ${CT_LIBC_EGLIBC_EXTRA_CONFIG}
yann@787:     
yann@787:     CT_DoLog EXTRA "Building C library"
yann@787: 
yann@787:     CT_DoExecLog ALL make
yann@787: 
yann@787:     CT_DoLog EXTRA "Installing C library"
yann@787: 
yann@787:     CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"
yann@787: 
yann@787:     CT_EndStep
yann@787: }
yann@787: 
yann@787: # This function finishes the glibc install
yann@787: do_libc_finish() {
yann@787:     # Nothing to be done for eglibc
yann@787:     :
yann@787: }
yann@787: 
yann@787: # Build up the addons list, separated with $1
yann@787: do_libc_add_ons_list() {
yann@787:     local sep="$1"
yann@787:     local addons_list=$(echo "${CT_LIBC_ADDONS_LIST//,/${sep}}" |tr -s ,)
yann@787:     case "${CT_THREADS}" in
yann@787:         none)   ;;
yann@787:         *)      addons_list="${addons_list}${sep}${CT_THREADS}";;
yann@787:     esac
yann@787:     [ "${CT_LIBC_EGLIBC_USE_PORTS}" = "y" ] && addons_list="${addons_list}${sep}ports"
yann@787:     addons_list="${addons_list%%${sep}}"
yann@787:     echo "${addons_list##${sep}}"
yann@787: }