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SUMMARY = "UProbes kernel module for SystemTap"
HOMEPAGE = "https://sourceware.org/systemtap/"
require systemtap_git.inc
DEPENDS = "systemtap virtual/kernel"
# On systems without CONFIG_UTRACE, this package is empty.
ALLOW_EMPTY:${PN} = "1"
inherit module-base gettext
FILESEXTRAPATHS =. "${FILE_DIRNAME}/systemtap:"
FILES:${PN} += "${datadir}/systemtap/runtime/uprobes"
# Compile and install the uprobes kernel module on machines with utrace
# support. Note that staprun expects it in the systemtap/runtime directory,
# not in /lib/modules.
do_compile() {
if grep -q "CONFIG_UTRACE=y" ${STAGING_KERNEL_BUILDDIR}/.config
then
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS CC LD CPP
oe_runmake CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
AR="${KERNEL_AR}" OBJCOPY="${KERNEL_OBJCOPY}" \
-C ${STAGING_KERNEL_DIR} scripts
oe_runmake KDIR=${STAGING_KERNEL_DIR} \
M="${S}/runtime/uprobes/" \
CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
AR="${KERNEL_AR}" OBJCOPY="${KERNEL_OBJCOPY}" \
-C "${S}/runtime/uprobes/"
fi
}
do_install() {
if [ -e "${S}/runtime/uprobes/uprobes.ko" ]
then
install -d ${D}${datadir}/systemtap/runtime/uprobes/
install -m 0644 ${S}/runtime/uprobes/uprobes.ko ${D}${datadir}/systemtap/runtime/uprobes/
fi
}
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