scripts/build/internals.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Nov 23 21:35:01 2010 +0100 (2010-11-23)
changeset 2185 46330accf748
parent 2184 e826624966a1
child 2187 9cdb153ff9df
permissions -rw-r--r--
scripts/xldd: fix space-damage

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 # This file contains crosstool-NG internal steps
     2 
     3 # This step is called once all components were built, to remove
     4 # un-wanted files, to add tuple aliases, and to add the final
     5 # crosstool-NG-provided files.
     6 do_finish() {
     7     local _t
     8     local strip_args
     9 
    10     CT_DoStep INFO "Cleaning-up the toolchain's directory"
    11 
    12     if [ "${CT_STRIP_ALL_TOOLCHAIN_EXECUTABLES}" = "y" ]; then
    13         case "$CT_HOST" in
    14             *darwin*)
    15                 strip_args=""
    16                 ;;
    17             *)
    18                 strip_args="--strip-all -v"
    19                 ;;
    20         esac
    21         CT_DoLog INFO "Stripping all toolchain executables"
    22         CT_Pushd "${CT_PREFIX_DIR}"
    23         for t in ar as c++ c++filt cpp dlltool dllwrap g++ gcc gcc-${CT_CC_VERSION} gcov gprof ld nm objcopy objdump ranlib readelf size strings strip addr2line windmc windres; do
    24             [ -x bin/${CT_TARGET}-${t}${CT_HOST_SUFFIX} ] && ${CT_HOST}-strip ${strip_args} bin/${CT_TARGET}-${t}${CT_HOST_SUFFIX}
    25             [ -x ${CT_TARGET}/bin/${t}${CT_HOST_SUFFIX} ] && ${CT_HOST}-strip ${strip_args} ${CT_TARGET}/bin/${t}${CT_HOST_SUFFIX}
    26         done
    27         CT_Popd
    28         CT_Pushd "${CT_PREFIX_DIR}/libexec/gcc/${CT_TARGET}/${CT_CC_VERSION}"
    29         for t in cc1 cc1plus collect2; do
    30             [ -x ${t}${CT_HOST_SUFFIX} ] && ${CT_HOST}-strip ${strip_args} ${t}${CT_HOST_SUFFIX}
    31         done
    32         CT_Popd
    33     fi
    34 
    35     if [ "${CT_BARE_METAL}" != "y" ]; then
    36         CT_DoLog EXTRA "Installing the populate helper"
    37         sed -r -e 's|@@CT_TARGET@@|'"${CT_TARGET}"'|g;' \
    38                -e 's|@@CT_install@@|'"${install}"'|g;'  \
    39                -e 's|@@CT_bash@@|'"${bash}"'|g;'        \
    40                -e 's|@@CT_grep@@|'"${grep}"'|g;'        \
    41                -e 's|@@CT_make@@|'"${make}"'|g;'        \
    42                -e 's|@@CT_sed@@|'"${sed}"'|g;'          \
    43                "${CT_LIB_DIR}/scripts/populate.in"      \
    44                >"${CT_PREFIX_DIR}/bin/${CT_TARGET}-populate"
    45         CT_DoExecLog ALL chmod 755 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-populate"
    46     fi
    47 
    48     if [ "${CT_LIBC_XLDD}" = "y" ]; then
    49         CT_DoLog EXTRA "Installing a cross-ldd helper"
    50         sed -r -e 's|@@CT_VERSION@@|'"${CT_VERSION}"'|g;'   \
    51                -e 's|@@CT_TARGET@@|'"${CT_TARGET}"'|g;'     \
    52                -e 's|@@CT_install@@|'"${install}"'|g;'      \
    53                -e 's|@@CT_bash@@|'"${bash}"'|g;'            \
    54                -e 's|@@CT_grep@@|'"${grep}"'|g;'            \
    55                -e 's|@@CT_make@@|'"${make}"'|g;'            \
    56                -e 's|@@CT_sed@@|'"${sed}"'|g;'              \
    57                "${CT_LIB_DIR}/scripts/xldd.in"              \
    58                >"${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
    59         CT_DoExecLog ALL chmod 755 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
    60     fi
    61 
    62     # Create the aliases to the target tools
    63     CT_DoLog EXTRA "Creating toolchain aliases"
    64     CT_Pushd "${CT_PREFIX_DIR}/bin"
    65     for t in "${CT_TARGET}-"*; do
    66         if [ -n "${CT_TARGET_ALIAS}" ]; then
    67             _t=$(echo "$t" |sed -r -e 's/^'"${CT_TARGET}"'-/'"${CT_TARGET_ALIAS}"'-/;')
    68             CT_DoExecLog ALL ln -sv "${t}" "${_t}"
    69         fi
    70         if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
    71             _t=$(echo "$t" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
    72             if [ "${_t}" = "${t}" ]; then
    73                 CT_DoLog WARN "The sed expression '${CT_TARGET_ALIAS_SED_EXPR}' has no effect on '${t}'"
    74             else
    75                 CT_DoExecLog ALL ln -sv "${t}" "${_t}"
    76             fi
    77         fi
    78     done
    79     CT_Popd
    80 
    81     # If using the companion libraries, we need a wrapper
    82     # that will set LD_LIBRARY_PATH approriately
    83     if [ "${CT_WRAPPER_NEEDED}" = "y" ]; then
    84         CT_DoLog EXTRA "Installing toolchain wrappers"
    85         CT_Pushd "${CT_PREFIX_DIR}/bin"
    86 
    87         case "$CT_SYS_OS" in
    88             Darwin|FreeBSD)
    89                 # wrapper does not work (when using readlink -m)
    90                 CT_DoLog WARN "Forcing usage of binary tool wrapper"
    91                 CT_TOOLS_WRAPPER="exec"
    92                 ;;
    93         esac
    94         # Install the wrapper
    95         case "${CT_TOOLS_WRAPPER}" in
    96             script)
    97                 CT_DoExecLog DEBUG install                              \
    98                                    -m 0755                              \
    99                                    "${CT_LIB_DIR}/scripts/wrapper.in"   \
   100                                    ".${CT_TARGET}-wrapper"
   101                 ;;
   102             exec)
   103                 CT_DoExecLog DEBUG "${CT_HOST}-gcc"                           \
   104                                    -Wall -Wextra -Werror                      \
   105                                    -Os                                        \
   106                                    "${CT_LIB_DIR}/scripts/wrapper.c"          \
   107                                    -o ".${CT_TARGET}-wrapper"
   108                 if [ "${CT_DEBUG_CT}" != "y" ]; then
   109                     # If not debugging crosstool-NG, strip the wrapper
   110                     CT_DoExecLog DEBUG "${CT_HOST}-strip" ".${CT_TARGET}-wrapper"
   111                 fi
   112                 ;;
   113         esac
   114 
   115         # Replace every tools with the wrapper
   116         # Do it unconditionally, even for those tools that happen to be shell
   117         # scripts, we don't know if they would in the end spawn a binary...
   118         # Just skip symlinks
   119         for _t in "${CT_TARGET}-"*; do
   120             if [ ! -L "${_t}" ]; then
   121                 CT_DoExecLog ALL mv "${_t}" ".${_t}"
   122                 CT_DoExecLog ALL ln ".${CT_TARGET}-wrapper" "${_t}"
   123             fi
   124         done
   125 
   126         # Get rid of the wrapper, we're using hardlinks
   127         CT_DoExecLog DEBUG rm -f ".${CT_TARGET}-wrapper"
   128         CT_Popd
   129     fi
   130 
   131     CT_DoLog EXTRA "Removing access to the build system tools"
   132     CT_DoExecLog DEBUG rm -rf "${CT_PREFIX_DIR}/buildtools"
   133 
   134     # Remove the generated documentation files
   135     if [ "${CT_REMOVE_DOCS}" = "y" ]; then
   136         CT_DoLog EXTRA "Removing installed documentation"
   137         CT_DoForceRmdir "${CT_PREFIX_DIR}/"{,usr/}{man,info}
   138         CT_DoForceRmdir "${CT_SYSROOT_DIR}/"{,usr/}{man,info}
   139         CT_DoForceRmdir "${CT_DEBUGROOT_DIR}/"{,usr/}{man,info}
   140     fi
   141 
   142     # Remove headers installed by native companion libraries
   143     CT_DoForceRmdir "${CT_PREFIX_DIR}/include"
   144 
   145     # Remove the lib* symlinks, now:
   146     # The symlinks are needed only during the build process.
   147     # The final gcc will still search those dirs, but will also search
   148     # the standard lib/ dirs, so we can get rid of the symlinks
   149     for d in                            \
   150         "${CT_PREFIX_DIR}"              \
   151         "${CT_SYSROOT_DIR}"             \
   152         "${CT_SYSROOT_DIR}/usr"         \
   153         "${CT_PREFIX_DIR}/${CT_TARGET}" \
   154     ; do
   155         CT_DoExecLog ALL rm -f "${d}/lib32"
   156         CT_DoExecLog ALL rm -f "${d}/lib64"
   157     done
   158 
   159     # Also remove the lib/ symlink out-side of sysroot
   160     if [ "${CT_USE_SYSROOT}" = "y" ]; then
   161         CT_DoExecLog ALL rm -f "${CT_PREFIX_DIR}/${CT_TARGET}/lib"
   162     fi
   163 
   164     CT_EndStep
   165 }