1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/scripts/build/companion_libs/200-libelf.sh	Fri Nov 16 14:59:27 2012 +0100
     1.3 @@ -0,0 +1,135 @@
     1.4 +# Build script for libelf
     1.5 +
     1.6 +do_libelf_get() { :; }
     1.7 +do_libelf_extract() { :; }
     1.8 +do_libelf_for_build() { :; }
     1.9 +do_libelf_for_host() { :; }
    1.10 +do_libelf_for_target() { :; }
    1.11 +
    1.12 +if [ "${CT_LIBELF}" = "y" -o "${CT_LIBELF_TARGET}" = "y" ]; then
    1.13 +
    1.14 +do_libelf_get() {
    1.15 +    # The server hosting libelf will return an "HTTP 300 : Multiple Choices"
    1.16 +    # error code if we try to download a file that does not exists there.
    1.17 +    # So we have to request the file with an explicit extension.
    1.18 +    CT_GetFile "libelf-${CT_LIBELF_VERSION}" .tar.gz http://www.mr511.de/software/
    1.19 +}
    1.20 +
    1.21 +do_libelf_extract() {
    1.22 +    CT_Extract "libelf-${CT_LIBELF_VERSION}"
    1.23 +    CT_Patch "libelf" "${CT_LIBELF_VERSION}"
    1.24 +}
    1.25 +
    1.26 +if [ "${CT_LIBELF}" = "y" ]; then
    1.27 +
    1.28 +# Build libelf for running on build
    1.29 +# - always build statically
    1.30 +# - we do not have build-specific CFLAGS
    1.31 +# - install in build-tools prefix
    1.32 +do_libelf_for_build() {
    1.33 +    local -a libelf_opts
    1.34 +
    1.35 +    case "${CT_TOOLCHAIN_TYPE}" in
    1.36 +        native|cross)   return 0;;
    1.37 +    esac
    1.38 +
    1.39 +    CT_DoStep INFO "Installing libelf for build"
    1.40 +    CT_mkdir_pushd "${CT_BUILD_DIR}/build-libelf-build-${CT_BUILD}"
    1.41 +
    1.42 +    libelf_opts+=( "host=${CT_BUILD}" )
    1.43 +    libelf_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
    1.44 +    do_libelf_backend "${libelf_opts[@]}"
    1.45 +
    1.46 +    CT_Popd
    1.47 +    CT_EndStep
    1.48 +}
    1.49 +
    1.50 +# Build libelf for running on host
    1.51 +do_libelf_for_host() {
    1.52 +    local -a libelf_opts
    1.53 +
    1.54 +    CT_DoStep INFO "Installing libelf for host"
    1.55 +    CT_mkdir_pushd "${CT_BUILD_DIR}/build-libelf-host-${CT_HOST}"
    1.56 +
    1.57 +    libelf_opts+=( "host=${CT_HOST}" )
    1.58 +    libelf_opts+=( "prefix=${CT_HOST_COMPLIBS_DIR}" )
    1.59 +    libelf_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
    1.60 +    do_libelf_backend "${libelf_opts[@]}"
    1.61 +
    1.62 +    CT_Popd
    1.63 +    CT_EndStep
    1.64 +}
    1.65 +
    1.66 +fi # CT_LIBELF
    1.67 +
    1.68 +if [ "${CT_LIBELF_TARGET}" = "y" ]; then
    1.69 +
    1.70 +do_libelf_for_target() {
    1.71 +    local -a libelf_opts
    1.72 +
    1.73 +    CT_DoStep INFO "Installing libelf for the target"
    1.74 +    CT_mkdir_pushd "${CT_BUILD_DIR}/build-libelf-target-${CT_TARGET}"
    1.75 +
    1.76 +    libelf_opts+=( "destdir=${CT_SYSROOT_DIR}" )
    1.77 +    libelf_opts+=( "host=${CT_TARGET}" )
    1.78 +    libelf_opts+=( "prefix=/usr" )
    1.79 +    libelf_opts+=( "shared=y" )
    1.80 +    do_libelf_backend "${libelf_opts[@]}"
    1.81 +
    1.82 +    CT_Popd
    1.83 +    CT_EndStep
    1.84 +}
    1.85 +
    1.86 +fi # CT_LIBELF_TARGET
    1.87 +
    1.88 +# Build libelf
    1.89 +#     Parameter     : description               : type      : default
    1.90 +#     destdir       : out-of-tree install dir   : string    : /
    1.91 +#     host          : machine to run on         : tuple     : (none)
    1.92 +#     prefix        : prefix to install into    : dir       : (none)
    1.93 +#     cflags        : host cflags to use        : string    : (empty)
    1.94 +#     shared        : also buils shared lib     : bool      : n
    1.95 +do_libelf_backend() {
    1.96 +    local destdir="/"
    1.97 +    local host
    1.98 +    local prefix
    1.99 +    local cflags
   1.100 +    local shared
   1.101 +    local -a extra_config
   1.102 +    local arg
   1.103 +
   1.104 +    for arg in "$@"; do
   1.105 +        eval "${arg// /\\ }"
   1.106 +    done
   1.107 +
   1.108 +    CT_DoLog EXTRA "Configuring libelf"
   1.109 +
   1.110 +    if [ "${shared}" = "y" ]; then
   1.111 +        extra_config+=( --enable-shared )
   1.112 +    else
   1.113 +        extra_config+=( --disable-shared )
   1.114 +    fi
   1.115 +
   1.116 +    CT_DoExecLog CFG                                        \
   1.117 +    CC="${host}-gcc"                                        \
   1.118 +    RANLIB="${host}-ranlib"                                 \
   1.119 +    CFLAGS="${cflags} -fPIC"                                \
   1.120 +    "${CT_SRC_DIR}/libelf-${CT_LIBELF_VERSION}/configure"   \
   1.121 +        --build=${CT_BUILD}                                 \
   1.122 +        --host=${host}                                      \
   1.123 +        --target=${CT_TARGET}                               \
   1.124 +        --prefix="${prefix}"                                \
   1.125 +        --enable-compat                                     \
   1.126 +        --enable-elf64                                      \
   1.127 +        --enable-extended-format                            \
   1.128 +        --enable-static                                     \
   1.129 +        "${extra_config[@]}"
   1.130 +
   1.131 +    CT_DoLog EXTRA "Building libelf"
   1.132 +    CT_DoExecLog ALL make
   1.133 +
   1.134 +    CT_DoLog EXTRA "Installing libelf"
   1.135 +    CT_DoExecLog ALL make instroot="${destdir}" install
   1.136 +}
   1.137 +
   1.138 +fi # CT_LIBELF || CT_LIBELF_TARGET