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DEPENDS = "virtual/kernel perl-native"
SECTION = "libs"
DESCRIPTION = "klibc is intended to be a minimalistic libc subset for \
use with initramfs. It is deliberately written for small size, \
minimal entaglement, and portability, not speed."
LICENSE = "BSD-ADV"
SRC_URI = "${KERNELORG_MIRROR}/pub/linux/libs/klibc/Stable/klibc-${PV}.tar.bz2"
SRC_URI += "file://install.patch;patch=1"
S = "${WORKDIR}/klibc-${PV}"
# for the correct kernel staging path
# inherit module-base
EXTRA_OEMAKE = "'ARCH=${KLIBC_ARCH}' \
'CROSS=${TARGET_PREFIX}' \
'CC=${HOST_PREFIX}gcc' \
'LD=${HOST_PREFIX}ld' \
'AR=${AR}' \
'RANLIB=${RANLIB}' \
'NM=${TARGET_PREFIX}nm' \
'STRIP=echo' \
'SHLIBDIR=/lib' \
'HOST_CC=${BUILD_CC}' \
'HOST_CFLAGS=${BUILD_CFLAGS}' \
'HOST_LDFLAGS=${BUILD_LDFLAGS}' \
'HOST_LIBS=' \
'LDFLAGS=' \
'ARCHREQFLAGS=${HOST_CC_ARCH}' \
'OPTFLAGS=${TARGET_CFLAGS}' \
'mandir=${mandir}'"
KLIBC_ARCH = '${TARGET_ARCH}'
KLIBC_ARCH_armeb = 'arm'
KLIBC_ARCH_mipsel = 'mips'
# the klibc code contains ARM instructions (for ARM), this
# could be fixed, but for the moment:
ARM_INSTRUCTION_SET = "arm"
TARGET_CFLAGS := "${@oe_filter_out('-I\S+', '${TARGET_CFLAGS}', d)} -I${STAGING_KERNEL_DIR}/include"
INSTALLDIR = "/usr/lib/klibc"
INSTALLPREFIX = "${INSTALLDIR}/${TARGET_PREFIX}"
INSTALLBINDIR = "${INSTALLPREFIX}bin"
INSTALLLIBDIR = "${INSTALLPREFIX}lib"
INSTALLINCDIR = "${INSTALLPREFIX}include"
PACKAGES = "${PN} ${PN}-dev ${PN}-doc"
FILES_${PN} = "/lib/*.so* ${INSTALLBINDIR}"
FILES_${PN}-dev = "/usr/bin ${INSTALLINCDIR} ${INSTALLLIBDIR}"
do_configure () {
ln -sf ${STAGING_KERNEL_DIR} linux
}
STAGING_KLIBC_DIR = "${STAGING_DIR_HOST}/klibc"
do_stage() {
rm -rf "${STAGING_KLIBC_DIR}"
oe_runmake 'prefix=${STAGING_KLIBC_DIR}' \
'bindir=${STAGING_BINDIR}' \
'mandir=${STAGING_DIR_HOST}${layout_mandir}' \
install
# The following is sufficient, at least in klibc 1.1.1 to make klcc
# use the staged libraries and include files.
sed -i -e 's@^\$prefix = .*$@\$prefix = "${STAGING_KLIBC_DIR}/lib/klibc";@' \
'${STAGING_BINDIR}/${TARGET_PREFIX}klcc'
# Perhaps other binaries need to be moved to cross?
mv '${STAGING_BINDIR}/${TARGET_PREFIX}klcc' '${STAGING_BINDIR_CROSS}'
}
do_install() {
# The installed -dev won't work because it has the cross compiler
# path compiled in.
oe_runmake 'INSTALLROOT=${D}' install
}
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