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b0c69b3cdc
libelf is used by gcc to build the lto-plugin used by binutils' gold to perform LTO. This requires that files in libelf be compiled with -fPIC to generate a proper .so. Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
99 lines
3.2 KiB
Bash
99 lines
3.2 KiB
Bash
# Build script for libelf
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do_libelf_get() { :; }
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do_libelf_extract() { :; }
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do_libelf() { :; }
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do_libelf_target() { :; }
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if [ "${CT_LIBELF}" = "y" -o "${CT_LIBELF_TARGET}" = "y" ]; then
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do_libelf_get() {
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# The server hosting libelf will return an "HTTP 300 : Multiple Choices"
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# error code if we try to download a file that does not exists there.
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# So we have to request the file with an explicit extension.
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CT_GetFile "libelf-${CT_LIBELF_VERSION}" .tar.gz http://www.mr511.de/software/
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}
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do_libelf_extract() {
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CT_Extract "libelf-${CT_LIBELF_VERSION}"
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CT_Patch "libelf" "${CT_LIBELF_VERSION}"
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}
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if [ "${CT_LIBELF}" = "y" ]; then
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do_libelf() {
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local -a libelf_opts
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CT_DoStep INFO "Installing libelf"
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mkdir -p "${CT_BUILD_DIR}/build-libelf"
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CT_Pushd "${CT_BUILD_DIR}/build-libelf"
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CT_DoLog EXTRA "Configuring libelf"
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if [ "${CT_COMPLIBS_SHARED}" = "y" ]; then
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libelf_opts+=( --enable-shared --disable-static )
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else
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libelf_opts+=( --disable-shared --enable-static )
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fi
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CC="${CT_HOST}-gcc" \
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CFLAGS="-fPIC" \
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CT_DoExecLog CFG \
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"${CT_SRC_DIR}/libelf-${CT_LIBELF_VERSION}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_HOST} \
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--target=${CT_TARGET} \
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--prefix="${CT_COMPLIBS_DIR}" \
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--enable-compat \
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--enable-elf64 \
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--enable-extended-format \
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"${libelf_opts[@]}"
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CT_DoLog EXTRA "Building libelf"
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CT_DoExecLog ALL make
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CT_DoLog EXTRA "Installing libelf"
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CT_DoExecLog ALL make install
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CT_Popd
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CT_EndStep
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}
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fi # CT_LIBELF
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if [ "${CT_LIBELF_TARGET}" = "y" ]; then
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do_libelf_target() {
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CT_DoStep INFO "Installing libelf for the target"
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mkdir -p "${CT_BUILD_DIR}/build-libelf-for-target"
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CT_Pushd "${CT_BUILD_DIR}/build-libelf-for-target"
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CT_DoLog EXTRA "Configuring libelf"
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CC="${CT_TARGET}-gcc" \
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CFLAGS="-fPIC" \
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CT_DoExecLog ALL \
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"${CT_SRC_DIR}/libelf-${CT_LIBELF_VERSION}/configure" \
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--build=${CT_BUILD} \
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--host=${CT_TARGET} \
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--target=${CT_TARGET} \
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--prefix=/usr \
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--enable-compat \
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--enable-elf64 \
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--enable-shared \
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--enable-extended-format \
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--enable-static
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CT_DoLog EXTRA "Building libelf"
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CT_DoExecLog ALL make
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CT_DoLog EXTRA "Installing libelf"
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CT_DoExecLog ALL make instroot="${CT_SYSROOT_DIR}" install
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CT_Popd
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CT_EndStep
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}
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fi # CT_LIBELF_TARGET
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fi # CT_LIBELF || CT_LIBELF_TARGET
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