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DESCRIPTION = "C library for embedded systems"
LICENSE = "LGPL"
SECTION = "libs"
PRIORITY = "required"
#
# For now, we will skip building of a gcc package if it is a uclibc one
# and our build is not a uclibc one, and we skip a glibc one if our build
# is a uclibc build.
#
# See the note in gcc/gcc_3.4.0.oe
#
python __anonymous () {
import bb, re
uc_os = (re.match('.*uclibc*', bb.data.getVar('TARGET_OS', d, 1)) != None)
if not uc_os:
raise bb.parse.SkipPackage("incompatible with target %s" %
bb.data.getVar('TARGET_OS', d, 1))
}
PROVIDES += "virtual/libc virtual/${TARGET_PREFIX}libc-for-gcc"
PROVIDES += "${@['virtual/libiconv', ''][bb.data.getVar('USE_NLS', d, 1) != 'yes']}"
DEPENDS = "virtual/${TARGET_PREFIX}binutils \
virtual/${TARGET_PREFIX}gcc-initial linux-libc-headers"
# Blackfin needs a wrapper around ld
DEPENDS_append_bfin = " elf2flt "
INHIBIT_DEFAULT_DEPS = "1"
PARALLEL_MAKE = ""
PACKAGES =+ "ldd uclibc-utils-dbg uclibc-utils uclibc-gconv uclibc-thread-db"
# The last line (gdb and lib1) is for uclinux-uclibc builds
uclibc_baselibs = "/lib/libcrypt*.so* /lib/libdl*.so \
/lib/libintl*.so* /lib/libm*.so \
/lib/libnsl*.so* /lib/libpthread*.so \
/lib/libresolv*.so* /lib/libutil*.so \
/lib/libuClibc*.so* /lib/ld*.so* \
/lib/libc*.so* /lib/libdl*.so* \
/lib/libm*.so* /lib/libutil*.so* \
/lib/libpthread*.so* /lib/librt*.so* \
/usr/lib/libc.gdb /usr/lib/libc /lib/lib1.so \
"
FILES_${PN} = "${sysconfdir} ${uclibc_baselibs} /sbin/ldconfig \
${libexecdir} ${datadir}/zoneinfo ${libdir}/locale"
FILES_ldd = "${bindir}/ldd"
FILES_uclibc-dev += "${libdir}/*.o"
FILES_uclibc-utils = "${bindir} ${sbindir}"
FILES_uclibc-utils-dbg += "${bindir}/.debug ${sbindir}/.debug"
FILES_uclibc-gconv = "${libdir}/gconv"
FILES_uclibc-thread-db = "/lib/libthread_db*"
RPROVIDES_uclibc-dev += "libc-dev"
#
# This locale file gets copied into uClibc-${PV}/extra/locale/ prior to
# build, it does not need to be unpacked, but we can't inhibit the unpacking
# in the current build system.
#
UCLIBC_LOCALE_FILE = "uClibc-locale-030818.tgz"
UCLIBC_LOCALE_FILE_arm = "uClibc-locale-030818.arm.tgz"
UCLIBC_LOCALE_URI = "http://www.uclibc.org/downloads/${UCLIBC_LOCALE_FILE}"
UCLIBC_LOCALE_URI_arm = "http://openembedded.org/dl/uclibc-locale/${UCLIBC_LOCALE_FILE}"
SRC_URI = "${@['${UCLIBC_LOCALE_URI}', ''][bb.data.getVar('USE_NLS', d, 1) != 'yes']} \
file://uClibc.config"
UCLIBC_STAGE_PREFIX = "${STAGING_DIR_HOST}${layout_prefix}"
# do_stage barfs on a CC with whitepspace, therefore put the 'HOST_CC_ARCH' in
# the CFLAGS (for when building the utils).
OEMAKE_NO_CC = "'OPTIMIZATION=' 'CPU_CFLAGS=${CFLAGS}' 'STRIPTOOL=true' 'LD=${LD}' \
'LOCALE_DATA_FILENAME=${UCLIBC_LOCALE_FILE}'"
EXTRA_OEMAKE = "${OEMAKE_NO_CC} 'CC=${CC}'"
EXTRA_OEMAKE_task_do_populate_staging = "${OEMAKE_NO_CC}"
EXTRA_OEMAKE_task_do_package = "${OEMAKE_NO_CC}"
KERNEL_SOURCE = "${CROSS_DIR}/${TARGET_SYS}/include"
KERNEL_HEADERS = "${CROSS_DIR}/${TARGET_SYS}/include"
# Lets munge this via siteinfo.bbclass as well:
# ARCH_BIG_ENDIAN=y
# ARCH_WANTS_BIG_ENDIAN=y
# ARCH_WANTS_LITTLE_ENDIAN is not set
configmangle = 's,^KERNEL_SOURCE=.*,KERNEL_SOURCE="${KERNEL_SOURCE}",g; \
s,^KERNEL_HEADERS=.*,KERNEL_HEADERS="${KERNEL_HEADERS}",g; \
s,^RUNTIME_PREFIX=.*,RUNTIME_PREFIX="/",g; \
s,^DEVEL_PREFIX=.*,DEVEL_PREFIX="/${prefix}",g; \
s,^SHARED_LIB_LOADER_PATH=.*,SHARED_LIB_LOADER_PATH="/lib",; \
s,^SHARED_LIB_LOADER_PREFIX=.*,SHARED_LIB_LOADER_PREFIX="/lib",; \
s,.*UCLIBC_HAS_WCHAR.*,UCLIBC_HAS_WCHAR=y,g; \
${@["s,.*UCLIBC_HAS_LOCALE.*,# UCLIBC_HAS_LOCALE is not set,;", ""][bb.data.getVar("USE_NLS", d, 1) == "yes"]}'
CFLAGS := "${@oe_filter_out('-I\S+', '${CFLAGS}', d)}"
python () {
if bb.data.getVar('TARGET_FPU', d, 1) in [ 'soft' ]:
bb.data.setVar('configmangle_append', ' s,^HAS_FPU=y,# HAS_FPU is not set,;', d)
}
uclibcbuild_do_patch() {
ln -sf ${STAGING_INCDIR}/linux ${S}/include/linux
ln -sf ${STAGING_INCDIR}/asm ${S}/include/asm
${@['cp %s/%s extra/locale' % (bb.data.getVar('DL_DIR', d, 1) or '', bb.data.getVar('UCLIBC_LOCALE_FILE', d, 1) or ''), ''][bb.data.getVar('USE_NLS', d, 1) != 'yes']}
}
python do_patch () {
bb.build.exec_func('base_do_patch', d)
bb.build.exec_func('uclibcbuild_do_patch', d)
}
do_configure() {
rm -f ${S}/.config
# For uClibc 0.9.29, OpenEmbedded splits the uClibc.config in two parts:
# uClibc.machine and uClibc.distro. So, if they exist use them, otherwise
# use a uClibc.config
if [ -f ${WORKDIR}/uClibc.machine -a -f ${WORKDIR}/uClibc.distro ]; then
echo "### uClibc.machine ###" >${S}/merged.config
cat ${WORKDIR}/uClibc.machine >>${S}/merged.config
echo "### uClibc.distro ###" >>${S}/merged.config
cat ${WORKDIR}/uClibc.distro >>${S}/merged.config
else
echo "### uClibc.config ###" >${S}/merged.config
cat ${WORKDIR}/uClibc.config >>${S}/merged.config
fi
cp ${S}/merged.config ${S}/.config
# Mangle the resulting .config depending on OE variables
perl -i -p -e 's,^CROSS=.*,TARGET_ARCH=${TARGET_ARCH}\nCROSS=${TARGET_PREFIX},g' ${S}/Rules.mak
perl -i -p -e '${configmangle}' ${S}/.config
sed -i -e '/CONFIG_ARM_EABI/d' ${S}/.config
if [ "${TARGET_OS}" = "linux-gnueabi" -o "${TARGET_OS}" = "linux-uclibcgnueabi" ]; then
echo "CONFIG_ARM_EABI=y" >> ${S}/.config
else
echo "# CONFIG_ARM_EABI is not set" >> ${S}/.config
fi
oe_runmake oldconfig
}
do_stage() {
oe_runmake PREFIX= DEVEL_PREFIX=${UCLIBC_STAGE_PREFIX}/ \
RUNTIME_PREFIX=${UCLIBC_STAGE_PREFIX}/ \
install_dev install_runtime
oe_runmake utils
oe_runmake PREFIX= DEVEL_PREFIX=${UCLIBC_STAGE_PREFIX}/ \
RUNTIME_PREFIX=${UCLIBC_STAGE_PREFIX}/ \
install_utils
# We don't really need this
rm -f ${UCLIBC_STAGE_PREFIX}/include/.cvsignore
# Fixup shared lib symlinks
( cd ${UCLIBC_STAGE_PREFIX}/lib
for f in c crypt dl m nsl pthread resolv thread_db util; do
ln -sf lib${f}.so.? lib${f}.so
done
)
# This conflicts with the c++ version of this header
rm -f ${UCLIBC_STAGE_PREFIX}/include/bits/atomicity.h
}
do_install() {
oe_runmake PREFIX=${D} DEVEL_PREFIX=${prefix}/ RUNTIME_PREFIX=/ \
install_dev install_runtime install_utils
# We don't really need this in ${includedir}
rm -f ${D}${prefix}/include/.cvsignore
# This conflicts with the c++ version of this header
rm -f ${D}${prefix}/include/bits/atomicity.h
# ugh.. uclibc doesn't like obeying our path variables.
if [ "${includedir}" != "${prefix}/include" ]; then
install -d ${D}${includedir}
mv ${D}${prefix}/include/* ${D}${includedir}/
rmdir ${D}${prefix}/include
fi
if [ "${libdir}" != "${prefix}/lib" ]; then
install -d ${D}${libdir}
mv ${D}${prefix}/lib/* ${D}${libdir}/
rmdir ${D}${prefix}/lib
fi
if [ "${bindir}" != "/usr/bin" ]; then
install -d ${D}${bindir}
mv ${D}/usr/bin/* ${D}${bindir}/
rmdir ${D}/usr/bin
fi
}
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