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-rw-r--r--scripts/build/libc/eglibc.sh283
1 files changed, 283 insertions, 0 deletions
diff --git a/scripts/build/libc/eglibc.sh b/scripts/build/libc/eglibc.sh
new file mode 100644
index 0000000..6b6e718
--- /dev/null
+++ b/scripts/build/libc/eglibc.sh
@@ -0,0 +1,283 @@
+# eglibc build functions (initially by Thomas JOURDAN).
+
+do_print_filename() {
+ [ "${CT_LIBC}" = "eglibc" ] || return 0
+ echo "eglibc-${CT_LIBC_VERSION}"
+ for addon in $(do_libc_add_ons_list " "); do
+ # NPTL addon is not to be downloaded, in any case
+ [ "${addon}" = "nptl" ] && continue || true
+ echo "eglibc-${addon}-${CT_LIBC_VERSION}"
+ done
+}
+
+# Download eglibc repository
+do_eglibc_get() {
+ CT_HasOrAbort svn
+
+ case "${CT_LIBC_VERSION}" in
+ trunk) svn_url="svn://svn.eglibc.org/trunk";;
+ *) svn_url="svn://svn.eglibc.org/branches/eglibc-${CT_LIBC_VERSION}";;
+ esac
+
+ CT_MktempDir tmp_dir
+ CT_Pushd "${tmp_dir}"
+
+ case "${CT_EGLIBC_CHECKOUT}" in
+ y) svn_action="checkout";;
+ *) svn_action="export --force";;
+ esac
+
+ CT_DoSetProxy ${CT_PROXY_TYPE}
+ CT_DoExecLog ALL svn ${svn_action} -r "${CT_EGLIBC_REVISION:-HEAD}" "${svn_url}" . 2>&1
+
+ # Compress eglibc
+ CT_DoExecLog ALL mv libc "${CT_LIBC_FILE}"
+ CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC_FILE}.tar.bz2" "${CT_LIBC_FILE}"
+
+ # Compress linuxthreads, localedef and ports
+ # Assign them the name the way ct-ng like it
+ for addon in linuxthreads localedef ports; do
+ CT_DoExecLog ALL tar cjf "${CT_TARBALLS_DIR}/${CT_LIBC}-${addon}-${CT_LIBC_VERSION}.tar.bz2" "${addon}"
+ done
+
+ CT_Popd
+
+ # Remove source files
+ CT_DoExecLog ALL rm -rf "${tmp_dir}"
+}
+
+# Download glibc
+do_libc_get() {
+ # eglibc is only available through subversion, there are no
+ # snapshots available. Moreover, addons will be downloaded
+ # simultaneously.
+
+ # build filename
+ eglibc="${CT_LIBC_FILE}.tar.bz2"
+ eglibc_linuxthreads="${CT_LIBC}-linuxthreads-${CT_LIBC_VERSION}.tar.bz2"
+ eglibc_localedef="${CT_LIBC}-localedef-${CT_LIBC_VERSION}.tar.bz2"
+ eglibc_ports="${CT_LIBC}-ports-${CT_LIBC_VERSION}.tar.bz2"
+
+ # Check if every tarballs are already present
+ if [ -a "${CT_TARBALLS_DIR}/${eglibc}" ] && \
+ [ -a "${CT_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \
+ [ -a "${CT_TARBALLS_DIR}/${eglibc_localedef}" ] && \
+ [ -a "${CT_TARBALLS_DIR}/${eglibc_ports}" ]; then
+ CT_DoLog DEBUG "Already have 'eglibc-${CT_LIBC_VERSION}'"
+ return 0
+ fi
+
+ if [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc}" ] && \
+ [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_linuxthreads}" ] && \
+ [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_localedef}" ] && \
+ [ -a "${CT_LOCAL_TARBALLS_DIR}/${eglibc_ports}" ] && \
+ [ "${CT_FORCE_DOWNLOAD}" != "y" ]; then
+ CT_DoLog DEBUG "Got 'eglibc-${CT_LIBC_VERSION}' from local storage"
+ for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do
+ CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"
+ done
+ return 0
+ fi
+
+ # Not found locally, try from the network
+ CT_DoLog EXTRA "Retrieving 'eglibc-${CT_LIBC_VERSION}'"
+ do_eglibc_get
+
+ if [ "${CT_SAVE_TARBALLS}" = "y" ]; then
+ CT_DoLog EXTRA "Saving 'eglibc-${CT_LIBC_VERSION}' to local storage"
+ for file in ${eglibc} ${eglibc_linuxthreads} ${eglibc_localedef} ${eglibc_ports}; do
+ CT_DoExecLog ALL mv -f "${CT_TARBALLS_DIR}/${file}" "${CT_LOCAL_TARBALLS_DIR}"
+ CT_DoExecLog ALL ln -s "${CT_LOCAL_TARBALLS_DIR}/${file}" "${CT_TARBALLS_DIR}/${file}"
+ done
+ fi
+
+ return 0
+}
+
+# Extract eglibc
+do_libc_extract() {
+ CT_ExtractAndPatch "${CT_LIBC_FILE}"
+
+ # C library addons
+ for addon in $(do_libc_add_ons_list " "); do
+ # NPTL addon is not to be extracted, in any case
+ [ "${addon}" = "nptl" ] && continue || true
+ CT_ExtractAndPatch "${CT_LIBC}-${addon}-${CT_LIBC_VERSION}"
+ done
+
+ return 0
+}
+
+# There is nothing to do for eglibc check config
+do_libc_check_config() {
+ :
+}
+
+# This function installs the glibc headers needed to build the core compiler
+do_libc_headers() {
+ # Instead of doing two time the same actions, headers will
+ # be installed with start files
+ :
+}
+
+# Build and install start files
+do_libc_start_files() {
+ CT_DoStep INFO "Installing C library headers / start files"
+
+ mkdir -p "${CT_BUILD_DIR}/build-libc-startfiles"
+ cd "${CT_BUILD_DIR}/build-libc-startfiles"
+
+ CT_DoLog EXTRA "Configuring C library"
+
+ cross_cc=$(CT_Which "${CT_TARGET}-gcc")
+ cross_cxx=$(CT_Which "${CT_TARGET}-g++")
+ cross_ar=$(CT_Which "${CT_TARGET}-ar")
+ cross_ranlib=$(CT_Which "${CT_TARGET}-ranlib")
+
+ CT_DoLog DEBUG "Using gcc for target: '${cross_cc}'"
+ CT_DoLog DEBUG "Using g++ for target: '${cross_cxx}'"
+ CT_DoLog DEBUG "Using ar for target: '${cross_ar}'"
+ CT_DoLog DEBUG "Using ranlib for target: '${cross_ranlib}'"
+
+ BUILD_CC=${CT_CC_NATIVE} \
+ CC=${cross_cc} \
+ CXX=${cross_cxx} \
+ AR=${cross_ar} \
+ RANLIB=${cross_ranlib} \
+ CT_DoExecLog ALL \
+ "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure" \
+ --prefix=/usr \
+ --with-headers="${CT_HEADERS_DIR}" \
+ --build="${CT_UNIQ_BUILD}" \
+ --host="${CT_TARGET}" \
+ --disable-profile \
+ --without-gd \
+ --without-cvs \
+ --enable-add-ons
+
+ CT_DoLog EXTRA "Installing C library headers"
+
+ # use the 'install-headers' makefile target to install the
+ # headers
+
+ CT_DoExecLog ALL \
+ make install-headers \
+ install_root=${CT_SYSROOT_DIR} \
+ install-bootstrap-headers=yes
+
+ CT_DoLog EXTRA "Installing C library start files"
+
+ # there are a few object files needed to link shared libraries,
+ # which we build and install by hand
+
+ CT_DoExecLog ALL mkdir -p ${CT_SYSROOT_DIR}/usr/lib
+ CT_DoExecLog ALL make csu/subdir_lib
+ CT_DoExecLog ALL cp csu/crt1.o csu/crti.o csu/crtn.o \
+ ${CT_SYSROOT_DIR}/usr/lib
+
+ # Finally, 'libgcc_s.so' requires a 'libc.so' to link against.
+ # However, since we will never actually execute its code,
+ # it doesn't matter what it contains. So, treating '/dev/null'
+ # as a C source file, we produce a dummy 'libc.so' in one step
+
+ CT_DoExecLog ALL ${cross_cc} -nostdlib -nostartfiles -shared -x c /dev/null -o ${CT_SYSROOT_DIR}/usr/lib/libc.so
+
+ CT_EndStep
+}
+
+# This function builds and install the full glibc
+do_libc() {
+ CT_DoStep INFO "Installing C library"
+
+ mkdir -p "${CT_BUILD_DIR}/build-libc"
+ cd "${CT_BUILD_DIR}/build-libc"
+
+ CT_DoLog EXTRA "Configuring C library"
+
+ # Add some default glibc config options if not given by user.
+ # We don't need to be conditional on wether the user did set different
+ # values, as they CT_LIBC_GLIBC_EXTRA_CONFIG is passed after extra_config
+
+ extra_config="--enable-kernel=$(echo ${CT_LIBC_GLIBC_MIN_KERNEL} |sed -r -e 's/^([^.]+\.[^.]+\.[^.]+)(|\.[^.]+)$/\1/;')"
+
+ case "${CT_THREADS}" in
+ nptl) extra_config="${extra_config} --with-__thread --with-tls";;
+ linuxthreads) extra_config="${extra_config} --with-__thread --without-tls --without-nptl";;
+ none) extra_config="${extra_config} --without-__thread --without-nptl"
+ case "${CT_LIBC_GLIBC_EXTRA_CONFIG}" in
+ *-tls*) ;;
+ *) extra_config="${extra_config} --without-tls";;
+ esac
+ ;;
+ esac
+
+ case "${CT_SHARED_LIBS}" in
+ y) extra_config="${extra_config} --enable-shared";;
+ *) extra_config="${extra_config} --disable-shared";;
+ esac
+
+ case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
+ y,) extra_config="${extra_config} --with-fp";;
+ ,y) extra_config="${extra_config} --without-fp";;
+ esac
+
+ case "$(do_libc_add_ons_list ,)" in
+ "") ;;
+ *) extra_config="${extra_config} --enable-add-ons=$(do_libc_add_ons_list ,)";;
+ esac
+
+ extra_cc_args="${extra_cc_args} ${CT_ARCH_ENDIAN_OPT}"
+
+ cross_cc=$(CT_Which "${CT_TARGET}-gcc")
+
+ CT_DoLog DEBUG "Using gcc for target: '${cross_cc}'"
+ CT_DoLog DEBUG "Configuring with addons : '$(do_libc_add_ons_list ,)'"
+ CT_DoLog DEBUG "Extra config args passed: '${extra_config}'"
+ CT_DoLog DEBUG "Extra CC args passed : '${extra_cc_args}'"
+
+ BUILD_CC=${CT_CC_NATIVE} \
+ CFLAGS="${CT_TARGET_CFLAGS} ${CT_LIBC_GLIBC_EXTRA_CFLAGS} -O" \
+ CC="${CT_TARGET}-gcc ${CT_LIBC_EXTRA_CC_ARGS} ${extra_cc_args}" \
+ AR=${CT_TARGET}-ar \
+ RANLIB=${CT_TARGET}-ranlib \
+ CT_DoExecLog ALL \
+ "${CT_SRC_DIR}/${CT_LIBC_FILE}/configure" \
+ --prefix=/usr \
+ --with-headers="${CT_HEADERS_DIR}" \
+ --build=${CT_UNIQ_BUILD} \
+ --host=${CT_TARGET} \
+ --disable-profile \
+ --without-gd \
+ --without-cvs \
+ ${extra_config} \
+ ${CT_LIBC_GLIBC_EXTRA_CONFIG}
+
+ CT_DoLog EXTRA "Building C library"
+
+ CT_DoExecLog ALL make
+
+ CT_DoLog EXTRA "Installing C library"
+
+ CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"
+
+ CT_EndStep
+}
+
+# This function finishes the glibc install
+do_libc_finish() {
+ # Nothing to be done for eglibc
+ :
+}
+
+# Build up the addons list, separated with $1
+do_libc_add_ons_list() {
+ local sep="$1"
+ local addons_list=$(echo "${CT_LIBC_ADDONS_LIST//,/${sep}}" |tr -s ,)
+ case "${CT_THREADS}" in
+ none) ;;
+ *) addons_list="${addons_list}${sep}${CT_THREADS}";;
+ esac
+ [ "${CT_LIBC_GLIBC_USE_PORTS}" = "y" ] && addons_list="${addons_list}${sep}ports"
+ addons_list="${addons_list%%${sep}}"
+ echo "${addons_list##${sep}}"
+}