crosstool-ng: scripts/build/libc_eglibc.sh@a31e625eb343

     1 # eglibc build functions (initially by Thomas JOURDAN).

     3 do_print_filename() {

     4     [ "${CT_LIBC}" = "eglibc" ] || return 0

     5     echo "eglibc-${CT_LIBC_VERSION}"

     6     for addon in $(do_libc_add_ons_list " "); do

     7         # NPTL addon is not to be downloaded, in any case

     8         [ "${addon}" = "nptl" ] && continue || true

     9         echo "eglibc-${addon}-${CT_LIBC_VERSION}"

    10     done

    11 }

    13 # Download eglibc repository

    14 do_eglibc_get() {

    15     CT_HasOrAbort svn

    17     case "${CT_LIBC_VERSION}" in

    18         trunk)  svn_url="svn://svn.eglibc.org/trunk";;

    19         *)      svn_url="svn://svn.eglibc.org/branches/eglibc-${CT_LIBC_VERSION}";;

    20     esac

    22     CT_MktempDir tmp_dir

    23     CT_Pushd "${tmp_dir}"

    25     case "${CT_EGLIBC_CHECKOUT}" in

    26         y)  svn_action="checkout";;

    27         *)  svn_action="export --force";;

    28     esac

    30     CT_DoSetProxy ${CT_PROXY_TYPE}

    31     CT_DoExecLog ALL svn ${svn_action} -r "${CT_EGLIBC_REVISION:-HEAD}" "${svn_url}" . 2>&1

    33     # Compress eglibc

    34     CT_DoExecLog ALL mv libc "${CT_LIBC_FILE}"

    35     CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC_FILE}.tar.bz2" "${CT_LIBC_FILE}"

    37     # Compress linuxthreads, localedef and ports

    38     # Assign them the name the way ct-ng like it

    39     for addon in linuxthreads localedef ports; do

    40         CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC}-${addon}-${CT_LIBC_VERSION}.tar.bz2" "${addon}"

    41     done

    43     CT_Popd

    45     # Remove source files

    46     CT_DoExecLog ALL rm -rf "${tmp_dir}"

    47 }

    49 # Download glibc

    50 do_libc_get() {

    51     # eglibc is only available through subversion, there are no

    52     # snapshots available. Moreover, addons will be downloaded

    53     # simultaneously.

    55     # build filename

    56     eglibc="${CT_LIBC_FILE}.tar.bz2"

    57     eglibc_linuxthreads="${CT_LIBC}-linuxthreads-${CT_LIBC_VERSION}.tar.bz2"

    58     eglibc_localedef="${CT_LIBC}-localedef-${CT_LIBC_VERSION}.tar.bz2"

    59     eglibc_ports="${CT_LIBC}-ports-${CT_LIBC_VERSION}.tar.bz2"

    61     # Check if every tarballs are already present

    62     if [ -a "${CT_TARBALLS_DIR}/${eglibc}" ]              && \

    63        [ -a "${CT_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \

    64        [ -a "${CT_TARBALLS_DIR}/${eglibc_localedef}" ]    && \

    65        [ -a "${CT_TARBALLS_DIR}/${eglibc_ports}" ]; then

    66         CT_DoLog DEBUG "Already have 'eglibc-${CT_LIBC_VERSION}'"

    67         return 0

    68     fi

    70     if [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc}" ]              && \

    71        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \

    72        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_localedef}" ]    && \

    73        [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_ports}" ]        && \

    74        [ "${CT_FORCE_DOWNLOAD}" != "y" ]; then

    75         CT_DoLog DEBUG "Got 'eglibc-${CT_LIBC_VERSION}' from local storage"

    76         for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do

    77             CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"

    78         done

    79         return 0

    80     fi

    82     # Not found locally, try from the network

    83     CT_DoLog EXTRA "Retrieving 'eglibc-${CT_LIBC_VERSION}'"

    84     do_eglibc_get

    86     if [ "${CT_SAVE_TARBALLS}" = "y" ]; then

    87         CT_DoLog EXTRA "Saving 'eglibc-${CT_LIBC_VERSION}' to local storage"

    88         for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do

    89             CT_DoExecLog ALL mv -f "${CT_TARBALLS_DIR}/${file}" "${CT_LOCAL_TARBALLS_DIR}"

    90             CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"

    91         done

    92     fi

    94     return 0

    95 }

    97 # Extract eglibc

    98 do_libc_extract() {

    99     CT_ExtractAndPatch "${CT_LIBC_FILE}"

   101     # C library addons

   102     for addon in $(do_libc_add_ons_list " "); do

   103         # NPTL addon is not to be extracted, in any case

   104         [ "${addon}" = "nptl" ] && continue || true

   105         CT_ExtractAndPatch "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}"

   106     done

   108     return 0

   109 }

   111 # There is nothing to do for eglibc check config

   112 do_libc_check_config() {

   113     :

   114 }

   116 # This function installs the glibc headers needed to build the core compiler

   117 do_libc_headers() {

   118     # Instead of doing two time the same actions, headers will

   119     # be installed with start files

   120     :

   121 }

   123 # Build and install start files

   124 do_libc_start_files() {

   125     CT_DoStep INFO "Installing C library headers / start files"

   127     mkdir -p "${CT_BUILD_DIR}/build-libc-startfiles"

   128     cd "${CT_BUILD_DIR}/build-libc-startfiles"

   130     CT_DoLog EXTRA "Configuring C library"

   132     cross_cc=$(CT_Which "${CT_TARGET}-gcc")

   133     cross_cxx=$(CT_Which "${CT_TARGET}-g++")

   134     cross_ar=$(CT_Which "${CT_TARGET}-ar")

   135     cross_ranlib=$(CT_Which "${CT_TARGET}-ranlib")

   137     CT_DoLog DEBUG "Using gcc for target: '${cross_cc}'"

   138     CT_DoLog DEBUG "Using g++ for target: '${cross_cxx}'"

   139     CT_DoLog DEBUG "Using ar for target: '${cross_ar}'"

   140     CT_DoLog DEBUG "Using ranlib for target: '${cross_ranlib}'"

   142     BUILD_CC=${CT_CC_NATIVE}                    \

   143     CC=${cross_cc}                              \

   144     CXX=${cross_cxx}                            \

   145     AR=${cross_ar}                              \

   146     RANLIB=${cross_ranlib}                      \

   147     CT_DoExecLog ALL                            \

   148     "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure"   \

   149         --prefix=/usr                           \

   150         --with-headers="${CT_HEADERS_DIR}"      \

   151         --build="${CT_UNIQ_BUILD}"              \

   152         --host="${CT_TARGET}"                   \

   153         --disable-profile                       \

   154         --without-gd                            \

   155         --without-cvs                           \

   156         --enable-add-ons

   158     CT_DoLog EXTRA "Installing C library headers"

   160     # use the 'install-headers' makefile target to install the

   161     # headers

   163     CT_DoExecLog ALL                    \

   164     make install-headers                \

   165          install_root=${CT_SYSROOT_DIR} \

   166          install-bootstrap-headers=yes

   168     CT_DoLog EXTRA "Installing C library start files"

   170     # there are a few object files needed to link shared libraries,

   171     # which we build and install by hand

   173     CT_DoExecLog ALL mkdir -p ${CT_SYSROOT_DIR}/usr/lib

   174     CT_DoExecLog ALL make csu/subdir_lib

   175     CT_DoExecLog ALL cp csu/crt1.o csu/crti.o csu/crtn.o \

   176         ${CT_SYSROOT_DIR}/usr/lib

   178     # Finally, 'libgcc_s.so' requires a 'libc.so' to link against.

   179     # However, since we will never actually execute its code,

   180     # it doesn't matter what it contains.  So, treating '/dev/null'

   181     # as a C source file, we produce a dummy 'libc.so' in one step

   183     CT_DoExecLog ALL ${cross_cc} -nostdlib -nostartfiles -shared -x c /dev/null -o ${CT_SYSROOT_DIR}/usr/lib/libc.so

   185     CT_EndStep

   186 }

   188 # This function builds and install the full glibc

   189 do_libc() {

   190     CT_DoStep INFO "Installing C library"

   192     mkdir -p "${CT_BUILD_DIR}/build-libc"

   193     cd "${CT_BUILD_DIR}/build-libc"

   195     CT_DoLog EXTRA "Configuring C library"

   197     # Add some default glibc config options if not given by user.

   198     # We don't need to be conditional on wether the user did set different

   199     # values, as they CT_LIBC_GLIBC_EXTRA_CONFIG is passed after extra_config

   201     extra_config="--enable-kernel=$(echo ${CT_KERNEL_VERSION} |sed -r -e 's/^([^.]+\.[^.]+\.[^.]+)(|\.[^.]+)$/\1/;')"

   203     case "${CT_THREADS}" in

   204         nptl)           extra_config="${extra_config} --with-__thread --with-tls";;

   205         linuxthreads)   extra_config="${extra_config} --with-__thread --without-tls --without-nptl";;

   206         none)           extra_config="${extra_config} --without-__thread --without-nptl"

   207                         case "${CT_LIBC_EGLIBC_EXTRA_CONFIG}" in

   208                             *-tls*) ;;

   209                             *) extra_config="${extra_config} --without-tls";;

   210                         esac

   211                         ;;

   212     esac

   214     case "${CT_SHARED_LIBS}" in

   215         y) extra_config="${extra_config} --enable-shared";;

   216         *) extra_config="${extra_config} --disable-shared";;

   217     esac

   219     case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in

   220         y,) extra_config="${extra_config} --with-fp";;

   221         ,y) extra_config="${extra_config} --without-fp";;

   222     esac

   224     case "$(do_libc_add_ons_list ,)" in

   225         "") ;;

   226         *)  extra_config="${extra_config} --enable-add-ons=$(do_libc_add_ons_list ,)";;

   227     esac

   229     extra_cc_args="${extra_cc_args} ${CT_ARCH_ENDIAN_OPT}"

   231     cross_cc=$(CT_Which "${CT_TARGET}-gcc")

   233     CT_DoLog DEBUG "Using gcc for target:     '${cross_cc}'"

   234     CT_DoLog DEBUG "Configuring with addons : '$(do_libc_add_ons_list ,)'"

   235     CT_DoLog DEBUG "Extra config args passed: '${extra_config}'"

   236     CT_DoLog DEBUG "Extra CC args passed    : '${extra_cc_args}'"

   238     BUILD_CC=${CT_CC_NATIVE}                                        \

   239     CFLAGS="${CT_TARGET_CFLAGS} ${CT_LIBC_EGLIBC_EXTRA_CFLAGS} -O"  \

   240     CC="${CT_TARGET}-gcc ${CT_LIBC_EXTRA_CC_ARGS} ${extra_cc_args}" \

   241     AR=${CT_TARGET}-ar                                              \

   242     RANLIB=${CT_TARGET}-ranlib                                      \

   243     CT_DoExecLog ALL                                                \

   244     "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure"                       \

   245         --prefix=/usr                                               \

   246         --with-headers="${CT_HEADERS_DIR}"                          \

   247         --build=${CT_UNIQ_BUILD}                                    \

   248         --host=${CT_TARGET}                                         \

   249         --disable-profile                                           \

   250         --without-gd                                                \

   251         --without-cvs                                               \

   252         ${extra_config}                                             \

   253         ${CT_LIBC_EGLIBC_EXTRA_CONFIG}

   255     CT_DoLog EXTRA "Building C library"

   257     CT_DoExecLog ALL make

   259     CT_DoLog EXTRA "Installing C library"

   261     CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"

   263     CT_EndStep

   264 }

   266 # This function finishes the glibc install

   267 do_libc_finish() {

   268     # Nothing to be done for eglibc

   269     :

   270 }

   272 # Build up the addons list, separated with $1

   273 do_libc_add_ons_list() {

   274     local sep="$1"

   275     local addons_list=$(echo "${CT_LIBC_ADDONS_LIST//,/${sep}}" |tr -s ,)

   276     case "${CT_THREADS}" in

   277         none)   ;;

   278         *)      addons_list="${addons_list}${sep}${CT_THREADS}";;

   279     esac

   280     [ "${CT_LIBC_EGLIBC_USE_PORTS}" = "y" ] && addons_list="${addons_list}${sep}ports"

   281     addons_list="${addons_list%%${sep}}"

   282     echo "${addons_list##${sep}}"

   283 }

author	"Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
	Sun Aug 17 14:13:00 2008 +0000 (2008-08-17)
changeset 799	a31e625eb343
parent 790	1007f2b72414
child 808	0949a87e1629
permissions	-rw-r--r--