yann@850: # This file declares functions to install the uClibc C library yann@850: # Copyright 2007 Yann E. MORIN yann@850: # Licensed under the GPL v2. See COPYING in the root of this package yann@850: yann@850: # Download uClibc yann@850: do_libc_get() { yann@850: libc_src="http://www.uclibc.org/downloads yann@850: http://www.uclibc.org/downloads/snapshots yann@850: http://www.uclibc.org/downloads/old-releases" yann@850: # For uClibc, we have almost every thing: releases, and snapshots yann@850: # for the last month or so. We'll have to deal with svn revisions yann@850: # later... yann@1123: CT_GetFile "uClibc-${CT_LIBC_VERSION}" ${libc_src} yann@850: # uClibc locales yann@1126: if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ]; then yann@1126: CT_GetFile "uClibc-locale-030818" ${libc_src} yann@1126: fi yann@850: yann@850: return 0 yann@850: } yann@850: yann@850: # Extract uClibc yann@850: do_libc_extract() { yann@1126: CT_Extract "uClibc-${CT_LIBC_VERSION}" yann@1901: CT_Patch "uClibc" "${CT_LIBC_VERSION}" yann@1126: yann@850: # uClibc locales yann@1123: if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ]; then yann@1126: CT_Pushd "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}/extra/locale" yann@1761: CT_Extract nochdir "uClibc-locale-030818" yann@1901: CT_Patch nochdir "uClibc" "locale-030818" yann@1123: CT_Popd yann@1123: fi yann@850: yann@850: return 0 yann@850: } yann@850: yann@850: # Check that uClibc has been previously configured yann@850: do_libc_check_config() { yann@850: CT_DoStep INFO "Checking C library configuration" yann@850: yann@850: CT_TestOrAbort "You did not provide a uClibc config file!" -n "${CT_LIBC_UCLIBC_CONFIG_FILE}" -a -f "${CT_LIBC_UCLIBC_CONFIG_FILE}" yann@850: yann@1247: if grep -E '^KERNEL_SOURCE=' "${CT_LIBC_UCLIBC_CONFIG_FILE}" >/dev/null 2>&1; then yann@850: CT_DoLog WARN "Your uClibc version refers to the kernel _sources_, which is bad." yann@850: CT_DoLog WARN "I can't guarantee that our little hack will work. Please try to upgrade." yann@850: fi yann@850: yann@850: CT_DoLog EXTRA "Munging uClibc configuration" yann@1272: mungeuClibcConfig "${CT_LIBC_UCLIBC_CONFIG_FILE}" "${CT_CONFIG_DIR}/uClibc.config" yann@850: yann@850: CT_EndStep yann@850: } yann@850: yann@850: # This functions installs uClibc's headers yann@850: do_libc_headers() { yann@1326: local install_rule yann@1326: yann@850: CT_DoStep INFO "Installing C library headers" yann@850: yann@1678: # Simply copy files until uClibc has the ability to build out-of-tree yann@1678: CT_DoLog EXTRA "Copying sources to build dir" yann@1678: CT_DoExecLog ALL cp -av "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}" \ yann@1678: "${CT_BUILD_DIR}/build-libc-headers" yann@850: cd "${CT_BUILD_DIR}/build-libc-headers" yann@850: yann@850: # Retrieve the config file yann@1678: CT_DoExecLog ALL cp "${CT_CONFIG_DIR}/uClibc.config" .config yann@850: yann@850: # uClibc uses the CROSS environment variable as a prefix to the yann@850: # compiler tools to use. Setting it to the empty string forces yann@850: # use of the native build host tools, which we need at this yann@850: # stage, as we don't have target tools yet. yann@850: CT_DoLog EXTRA "Applying configuration" yann@850: CT_DoYes "" |CT_DoExecLog ALL make CROSS= PREFIX="${CT_SYSROOT_DIR}/" oldconfig yann@850: yann@850: CT_DoLog EXTRA "Building headers" yann@850: CT_DoExecLog ALL make ${CT_LIBC_UCLIBC_VERBOSITY} CROSS= PREFIX="${CT_SYSROOT_DIR}/" headers yann@850: yann@1326: if [ "${CT_LIBC_UCLIBC_0_9_30_or_later}" = "y" ]; then yann@1326: install_rule=install_headers yann@1326: else yann@1326: install_rule=install_dev yann@1326: fi yann@1326: yann@850: CT_DoLog EXTRA "Installing headers" yann@1331: CT_DoExecLog ALL make ${CT_LIBC_UCLIBC_VERBOSITY} CROSS= PREFIX="${CT_SYSROOT_DIR}/" "${install_rule}" yann@850: yann@850: CT_EndStep yann@850: } yann@850: yann@850: # Build and install start files yann@850: do_libc_start_files() { yann@850: : yann@850: } yann@850: yann@850: # This function build and install the full uClibc yann@850: do_libc() { yann@850: CT_DoStep INFO "Installing C library" yann@850: yann@1678: # Simply copy files until uClibc has the ability to build out-of-tree yann@1678: CT_DoLog EXTRA "Copying sources to build dir" yann@1678: CT_DoExecLog ALL cp -av "${CT_SRC_DIR}/uClibc-${CT_LIBC_VERSION}" \ yann@1678: "${CT_BUILD_DIR}/build-libc" yann@850: cd "${CT_BUILD_DIR}/build-libc" yann@850: yann@850: # Retrieve the config file yann@1678: CT_DoExecLog ALL cp "${CT_CONFIG_DIR}/uClibc.config" .config yann@850: yann@850: # uClibc uses the CROSS environment variable as a prefix to the compiler yann@850: # tools to use. The newly built tools should be in our path, so we need yann@850: # only give the correct name for them. yann@850: # Note about CFLAGS: In uClibc, CFLAGS are generated by Rules.mak, yann@850: # depending on the configuration of the library. That is, they are tailored yann@850: # to best fit the target. So it is useless and seems to be a bad thing to yann@850: # use LIBC_EXTRA_CFLAGS here. yann@850: CT_DoLog EXTRA "Applying configuration" yann@850: CT_DoYes "" |CT_DoExecLog ALL \ yann@850: make CROSS=${CT_TARGET}- \ yann@850: PREFIX="${CT_SYSROOT_DIR}/" \ yann@850: oldconfig yann@850: yann@850: # We do _not_ want to strip anything for now, in case we specifically yann@850: # asked for a debug toolchain, thus the STRIPTOOL= assignment yann@1029: # /Old/ versions can not build in // yann@850: CT_DoLog EXTRA "Building C library" yann@1029: CT_DoExecLog ALL \ yann@1029: make ${CT_LIBC_UCLIBC_PARALLEL:+${PARALLELMFLAGS}} \ yann@1029: CROSS=${CT_TARGET}- \ yann@1029: PREFIX="${CT_SYSROOT_DIR}/" \ yann@1029: STRIPTOOL=true \ yann@1029: ${CT_LIBC_UCLIBC_VERBOSITY} \ yann@850: all yann@850: yann@1326: # YEM-FIXME: yann@1326: # - we want to install 'runtime' files, eg. lib*.{a,so*}, crti.o and yann@1326: # such files, except the headers as they already are installed yann@1326: # - "make install_dev" installs the headers, the crti.o... and the yann@1326: # static libs, but not the dynamic libs yann@1326: # - "make install_runtime" installs the dynamic libs only yann@1326: # - "make install" calls install_runtime and install_dev yann@1326: # - so we're left with re-installing the headers... Sigh... yann@1326: # yann@850: # We do _not_ want to strip anything for now, in case we specifically yann@1027: # asked for a debug toolchain, hence the STRIPTOOL= assignment yann@1326: # yann@1326: # Note: PARALLELMFLAGS is not usefull for installation. yann@1326: # yann@850: CT_DoLog EXTRA "Installing C library" yann@850: CT_DoExecLog ALL \ yann@850: make CROSS=${CT_TARGET}- \ yann@850: PREFIX="${CT_SYSROOT_DIR}/" \ yann@850: STRIPTOOL=true \ yann@850: ${CT_LIBC_UCLIBC_VERBOSITY} \ yann@850: install yann@850: yann@1209: if [ "${CT_LIBC_UCLIBC_BUILD_CROSS_LDD}" = "y" ]; then yann@1209: CT_DoLog EXTRA "Building C library cross-ldd" yann@1209: CT_DoExecLog ALL \ yann@1209: make PREFIX="${CT_SYSROOT_DIR}/" \ yann@1209: ${CT_LIBC_UCLIBC_VERBOSITY} \ yann@1209: -C utils hostutils yann@1209: yann@1209: CT_DoLog EXTRA "Installing C library cross-ldd" yann@1209: CT_DoExecLog ALL install -m 0755 utils/ldd.host "${CT_PREFIX_DIR}/bin/${CT_TARGET}-ldd" yann@1209: fi yann@1209: yann@850: CT_EndStep yann@850: } yann@850: yann@850: # This function is used to install those components needing the final C compiler yann@850: do_libc_finish() { yann@1209: : yann@850: } yann@850: yann@850: # Initialises the .config file to sensible values yann@850: # $1: original file yann@850: # $2: munged file yann@850: mungeuClibcConfig() { yann@850: src_config_file="$1" yann@850: dst_config_file="$2" yann@850: munge_file="${CT_BUILD_DIR}/munge-uClibc-config.sed" yann@850: yann@850: # Start with a fresh file yann@850: rm -f "${munge_file}" yann@850: touch "${munge_file}" yann@850: yann@1674: # Do it all in a sub-shell, it's easier to redirect output yann@1674: ( yann@1674: yann@850: # Hack our target in the config file. yann@1750: case "${CT_ARCH}:${CT_ARCH_BITNESS}" in yann@1750: x86:32) arch=i386;; yann@1750: x86:64) arch=x86_64;; yann@1750: sh:32) arch="sh";; yann@1750: sh:64) arch="sh64";; yann@1750: *) arch="${CT_ARCH}";; yann@1750: esac yann@850: # Also remove stripping: its the responsibility of the yann@850: # firmware builder to strip or not. yann@1674: cat <<-ENDSED yann@1674: s/^(TARGET_.*)=y$/# \\1 is not set/ yann@1750: s/^# TARGET_${arch} is not set/TARGET_${arch}=y/ yann@1750: s/^TARGET_ARCH=".*"/TARGET_ARCH="${arch}"/ yann@1674: s/.*(DOSTRIP).*/# \\1 is not set/ yann@1674: ENDSED yann@850: yann@850: # Ah. We may one day need architecture-specific handler here... yann@1675: if [ "${CT_ARCH}" = "arm" ]; then yann@1675: # Hack the ARM {E,O}ABI into the config file yann@1675: if [ "${CT_ARCH_ARM_EABI}" = "y" ]; then yann@1675: cat <<-ENDSED yann@1675: s/.*(CONFIG_ARM_OABI).*/# \\1 is not set/ yann@1675: s/.*(CONFIG_ARM_EABI).*/\\1=y/ yann@1675: ENDSED yann@1675: else yann@1675: cat <<-ENDSED yann@1675: s/.*(CONFIG_ARM_OABI).*/\\1=y/ yann@1675: s/.*(CONFIG_ARM_EABI).*/# \\1 is not set/ yann@1675: ENDSED yann@1675: fi yann@850: fi yann@850: yann@850: # Accomodate for old and new uClibc versions, where the yann@850: # way to select between big/little endian has changed yann@850: case "${CT_ARCH_BE},${CT_ARCH_LE}" in yann@1674: y,) cat <<-ENDSED yann@1674: s/.*(ARCH_LITTLE_ENDIAN).*/# \\1 is not set/ yann@1674: s/.*(ARCH_BIG_ENDIAN).*/\\1=y/ yann@1674: s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/# \\1 is not set/ yann@1674: s/.*(ARCH_WANTS_BIG_ENDIAN).*/\\1=y/ yann@1674: ENDSED yann@850: ;; yann@1674: ,y) cat <<-ENDSED yann@1674: s/.*(ARCH_LITTLE_ENDIAN).*/\\1=y/ yann@1674: s/.*(ARCH_BIG_ENDIAN).*/# \\1 is not set/ yann@1674: s/.*(ARCH_WANTS_LITTLE_ENDIAN).*/\\1=y/ yann@1674: s/.*(ARCH_WANTS_BIG_ENDIAN).*/# \\1 is not set/ yann@1674: ENDSED yann@850: ;; yann@850: esac yann@850: yann@850: # Accomodate for old and new uClibc version, where the yann@850: # way to select between hard/soft float has changed yann@850: case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in yann@1674: y,) cat <<-ENDSED yann@1674: s/^[^_]*(HAS_FPU).*/\\1=y/ yann@1674: s/.*(UCLIBC_HAS_FPU).*/\\1=y/ yann@1674: ENDSED yann@850: ;; yann@1674: ,y) cat <<-ENDSED yann@1674: s/^[^_]*(HAS_FPU).*/\\# \\1 is not set/ yann@1674: s/.*(UCLIBC_HAS_FPU).*/# \\1 is not set/ yann@1674: ENDSED yann@850: ;; yann@850: esac yann@850: yann@850: # Change paths to work with crosstool-NG yann@850: # From http://www.uclibc.org/cgi-bin/viewcvs.cgi?rev=16846&view=rev yann@850: # " we just want the kernel headers, not the whole kernel source ... yann@850: # " so people may need to update their paths slightly yann@850: quoted_kernel_source=$(echo "${CT_HEADERS_DIR}" | sed -r -e 's,/include/?$,,; s,/,\\/,g;') yann@850: quoted_headers_dir=$(echo "${CT_HEADERS_DIR}" | sed -r -e 's,/,\\/,g;') yann@850: # CROSS_COMPILER_PREFIX is left as is, as the CROSS parameter is forced on the command line yann@850: # DEVEL_PREFIX is left as '/usr/' because it is post-pended to $PREFIX, wich is the correct value of ${PREFIX}/${TARGET} yann@850: # Some (old) versions of uClibc use KERNEL_SOURCE (which is _wrong_), and yann@1674: # newer versions use KERNEL_HEADERS (which is right). yann@1674: cat <<-ENDSED yann@1674: s/^DEVEL_PREFIX=".*"/DEVEL_PREFIX="\\/usr\\/"/ yann@1674: s/^RUNTIME_PREFIX=".*"/RUNTIME_PREFIX="\\/"/ yann@1674: s/^SHARED_LIB_LOADER_PREFIX=.*/SHARED_LIB_LOADER_PREFIX="\\/lib\\/"/ yann@1674: s/^KERNEL_SOURCE=".*"/KERNEL_SOURCE="${quoted_kernel_source}"/ yann@1674: s/^KERNEL_HEADERS=".*"/KERNEL_HEADERS="${quoted_headers_dir}"/ yann@1674: s/^UCLIBC_DOWNLOAD_PREGENERATED_LOCALE=y/\\# UCLIBC_DOWNLOAD_PREGENERATED_LOCALE is not set/ yann@1674: ENDSED yann@850: yann@850: if [ "${CT_USE_PIPES}" = "y" ]; then yann@850: if grep UCLIBC_EXTRA_CFLAGS extra/Configs/Config.in >/dev/null 2>&1; then yann@850: # Good, there is special provision for such things as -pipe! yann@1674: cat <<-ENDSED yann@1674: s/^(UCLIBC_EXTRA_CFLAGS=".*)"$/\\1 -pipe"/ yann@1674: ENDSED yann@850: else yann@850: # Hack our -pipe into WARNINGS, which will be internally incorporated to yann@850: # CFLAGS. This a dirty hack, but yet needed yann@1674: cat <<-ENDSED yann@1674: s/^(WARNINGS=".*)"$/\\1 -pipe"/ yann@1674: ENDSED yann@850: fi yann@850: fi yann@850: yann@1028: # Locales support yann@850: # Note that the two PREGEN_LOCALE and the XLOCALE lines may be missing yann@850: # entirely if LOCALE is not set. If LOCALE was already set, we'll yann@850: # assume the user has already made all the appropriate generation yann@850: # arrangements. Note that having the uClibc Makefile download the yann@850: # pregenerated locales is not compatible with crosstool; besides, yann@850: # crosstool downloads them as part of getandpatch.sh. yann@1028: if [ "${CT_LIBC_UCLIBC_LOCALES}" = "y" ] ; then yann@1674: cat <<-ENDSED yann@1674: s/^# UCLIBC_HAS_LOCALE is not set/UCLIBC_HAS_LOCALE=y\\ yann@1674: UCLIBC_PREGENERATED_LOCALE_DATA=y\\ yann@1674: # UCLIBC_DOWNLOAD_PREGENERATED_LOCALE_DATA is not set\\ yann@1674: # UCLIBC_HAS_XLOCALE is not set/ yann@1674: ENDSED yann@1028: fi yann@1028: fpasch@1639: # WCHAR support fpasch@1639: if [ "${CT_LIBC_UCLIBC_WCHAR}" = "y" ] ; then yann@1674: cat <<-ENDSED yann@1674: s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=y/ yann@1674: ENDSED fpasch@1639: else yann@1674: cat <<-ENDSED yann@1674: s/^.*UCLIBC_HAS_WCHAR.*/UCLIBC_HAS_WCHAR=n/ yann@1674: ENDSED fpasch@1639: fi fpasch@1639: yann@1028: # Force on options needed for C++ if we'll be making a C++ compiler. yann@1028: # I'm not sure locales are a requirement for doing C++... Are they? yann@850: if [ "${CT_CC_LANG_CXX}" = "y" ]; then yann@1674: cat <<-ENDSED yann@1674: s/^# DO_C99_MATH is not set/DO_C99_MATH=y/ yann@1674: s/^# UCLIBC_CTOR_DTOR is not set/UCLIBC_CTOR_DTOR=y/ yann@1674: s/^# UCLIBC_HAS_GNU_GETOPT is not set/UCLIBC_HAS_GNU_GETOPT=y/ yann@1674: ENDSED yann@850: fi yann@850: yann@850: # Always build the libpthread_db yann@1674: cat <<-ENDSED yann@1674: s/^# PTHREADS_DEBUG_SUPPORT is not set.*/PTHREADS_DEBUG_SUPPORT=y/ yann@1674: ENDSED yann@850: yann@850: # Force on debug options if asked for yann@850: case "${CT_LIBC_UCLIBC_DEBUG_LEVEL}" in yann@850: 0) yann@1674: cat <<-ENDSED yann@1674: s/^DODEBUG=y/# DODEBUG is not set/ yann@1674: s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ yann@1674: s/^DOASSERTS=y/# DOASSERTS is not set/ yann@1674: s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ yann@1674: s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ yann@1674: s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ yann@1674: ENDSED yann@850: ;; yann@850: 1) yann@1674: cat <<-ENDSED yann@1674: s/^# DODEBUG is not set.*/DODEBUG=y/ yann@1674: s/^DODEBUG_PT=y/# DODEBUG_PT is not set/ yann@1674: s/^DOASSERTS=y/# DOASSERTS is not set/ yann@1674: s/^SUPPORT_LD_DEBUG=y/# SUPPORT_LD_DEBUG is not set/ yann@1674: s/^SUPPORT_LD_DEBUG_EARLY=y/# SUPPORT_LD_DEBUG_EARLY is not set/ yann@1674: s/^UCLIBC_MALLOC_DEBUGGING=y/# UCLIBC_MALLOC_DEBUGGING is not set/ yann@1674: ENDSED yann@850: ;; yann@850: 2) yann@1674: cat <<-ENDSED yann@1674: s/^# DODEBUG is not set.*/DODEBUG=y/ yann@1674: s/^# DODEBUG_PT is not set.*/DODEBUG_PT=y/ yann@1674: s/^# DOASSERTS is not set.*/DOASSERTS=y/ yann@1674: s/^# SUPPORT_LD_DEBUG is not set.*/SUPPORT_LD_DEBUG=y/ yann@1674: s/^# SUPPORT_LD_DEBUG_EARLY is not set.*/SUPPORT_LD_DEBUG_EARLY=y/ yann@1674: s/^# UCLIBC_MALLOC_DEBUGGING is not set/UCLIBC_MALLOC_DEBUGGING=y/ yann@1674: ENDSED yann@850: ;; yann@850: esac yann@1674: yann@1674: # And now, this is the end yann@1674: ) >>"${munge_file}" yann@1674: yann@850: sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}" yann@850: }