scripts/build/internals.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Nov 23 21:35:15 2010 +0100 (2010-11-23)
changeset 2187 9cdb153ff9df
parent 2185 46330accf748
child 2213 6aa057745dbd
permissions -rw-r--r--
scripts/xldd: report appropriate load address for 32- or 64-bit

For 32-bit target systems, report 4-byte (8-xdigit) wide adresses,
and for 64-bit, report 8-byte (16-xdigit) wide adresses.

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@@|'"${CT_TARGET}"'|g;'     \
    52                -e 's|@@CT_BITS@@|'"${CT_ARCH_BITNESS}"'|g;' \
    53                -e 's|@@CT_install@@|'"${install}"'|g;'      \
    54                -e 's|@@CT_bash@@|'"${bash}"'|g;'            \
    55                -e 's|@@CT_grep@@|'"${grep}"'|g;'            \
    56                -e 's|@@CT_make@@|'"${make}"'|g;'            \
    57                -e 's|@@CT_sed@@|'"${sed}"'|g;'              \
    58                "${CT_LIB_DIR}/scripts/xldd.in"              \
    59                >"${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
    60         CT_DoExecLog ALL chmod 755 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd"
    61     fi
    62 
    63     # Create the aliases to the target tools
    64     CT_DoLog EXTRA "Creating toolchain aliases"
    65     CT_Pushd "${CT_PREFIX_DIR}/bin"
    66     for t in "${CT_TARGET}-"*; do
    67         if [ -n "${CT_TARGET_ALIAS}" ]; then
    68             _t=$(echo "$t" |sed -r -e 's/^'"${CT_TARGET}"'-/'"${CT_TARGET_ALIAS}"'-/;')
    69             CT_DoExecLog ALL ln -sv "${t}" "${_t}"
    70         fi
    71         if [ -n "${CT_TARGET_ALIAS_SED_EXPR}" ]; then
    72             _t=$(echo "$t" |sed -r -e "${CT_TARGET_ALIAS_SED_EXPR}")
    73             if [ "${_t}" = "${t}" ]; then
    74                 CT_DoLog WARN "The sed expression '${CT_TARGET_ALIAS_SED_EXPR}' has no effect on '${t}'"
    75             else
    76                 CT_DoExecLog ALL ln -sv "${t}" "${_t}"
    77             fi
    78         fi
    79     done
    80     CT_Popd
    81 
    82     # If using the companion libraries, we need a wrapper
    83     # that will set LD_LIBRARY_PATH approriately
    84     if [ "${CT_WRAPPER_NEEDED}" = "y" ]; then
    85         CT_DoLog EXTRA "Installing toolchain wrappers"
    86         CT_Pushd "${CT_PREFIX_DIR}/bin"
    87 
    88         case "$CT_SYS_OS" in
    89             Darwin|FreeBSD)
    90                 # wrapper does not work (when using readlink -m)
    91                 CT_DoLog WARN "Forcing usage of binary tool wrapper"
    92                 CT_TOOLS_WRAPPER="exec"
    93                 ;;
    94         esac
    95         # Install the wrapper
    96         case "${CT_TOOLS_WRAPPER}" in
    97             script)
    98                 CT_DoExecLog DEBUG install                              \
    99                                    -m 0755                              \
   100                                    "${CT_LIB_DIR}/scripts/wrapper.in"   \
   101                                    ".${CT_TARGET}-wrapper"
   102                 ;;
   103             exec)
   104                 CT_DoExecLog DEBUG "${CT_HOST}-gcc"                           \
   105                                    -Wall -Wextra -Werror                      \
   106                                    -Os                                        \
   107                                    "${CT_LIB_DIR}/scripts/wrapper.c"          \
   108                                    -o ".${CT_TARGET}-wrapper"
   109                 if [ "${CT_DEBUG_CT}" != "y" ]; then
   110                     # If not debugging crosstool-NG, strip the wrapper
   111                     CT_DoExecLog DEBUG "${CT_HOST}-strip" ".${CT_TARGET}-wrapper"
   112                 fi
   113                 ;;
   114         esac
   115 
   116         # Replace every tools with the wrapper
   117         # Do it unconditionally, even for those tools that happen to be shell
   118         # scripts, we don't know if they would in the end spawn a binary...
   119         # Just skip symlinks
   120         for _t in "${CT_TARGET}-"*; do
   121             if [ ! -L "${_t}" ]; then
   122                 CT_DoExecLog ALL mv "${_t}" ".${_t}"
   123                 CT_DoExecLog ALL ln ".${CT_TARGET}-wrapper" "${_t}"
   124             fi
   125         done
   126 
   127         # Get rid of the wrapper, we're using hardlinks
   128         CT_DoExecLog DEBUG rm -f ".${CT_TARGET}-wrapper"
   129         CT_Popd
   130     fi
   131 
   132     CT_DoLog EXTRA "Removing access to the build system tools"
   133     CT_DoExecLog DEBUG rm -rf "${CT_PREFIX_DIR}/buildtools"
   134 
   135     # Remove the generated documentation files
   136     if [ "${CT_REMOVE_DOCS}" = "y" ]; then
   137         CT_DoLog EXTRA "Removing installed documentation"
   138         CT_DoForceRmdir "${CT_PREFIX_DIR}/"{,usr/}{man,info}
   139         CT_DoForceRmdir "${CT_SYSROOT_DIR}/"{,usr/}{man,info}
   140         CT_DoForceRmdir "${CT_DEBUGROOT_DIR}/"{,usr/}{man,info}
   141     fi
   142 
   143     # Remove headers installed by native companion libraries
   144     CT_DoForceRmdir "${CT_PREFIX_DIR}/include"
   145 
   146     # Remove the lib* symlinks, now:
   147     # The symlinks are needed only during the build process.
   148     # The final gcc will still search those dirs, but will also search
   149     # the standard lib/ dirs, so we can get rid of the symlinks
   150     for d in                            \
   151         "${CT_PREFIX_DIR}"              \
   152         "${CT_SYSROOT_DIR}"             \
   153         "${CT_SYSROOT_DIR}/usr"         \
   154         "${CT_PREFIX_DIR}/${CT_TARGET}" \
   155     ; do
   156         CT_DoExecLog ALL rm -f "${d}/lib32"
   157         CT_DoExecLog ALL rm -f "${d}/lib64"
   158     done
   159 
   160     # Also remove the lib/ symlink out-side of sysroot
   161     if [ "${CT_USE_SYSROOT}" = "y" ]; then
   162         CT_DoExecLog ALL rm -f "${CT_PREFIX_DIR}/${CT_TARGET}/lib"
   163     fi
   164 
   165     CT_EndStep
   166 }