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#!/bin/sh
VERSION_FILE=$1
if [ $# -ne 4 ]; then
echo "Usage: $0 <filename> <version> <arch> <srcdir>"
exit 1
fi
CURR_VERSION=$2
FILE_VERSION=
GIT_VERSION=
ARCH=$3
SRCDIR=$4
if test -f ${VERSION_FILE}; then
FILE_VERSION=$(cut -d'"' -f2 ${VERSION_FILE})
fi
if test -d .git -a -n "$(git --version 2>/dev/null)"; then
# update current version using git tags
GIT_VERSION=$(git describe --tags --abbrev=4 --match="v[0-9].[0-9]*" 2>/dev/null)
CURR_VERSION=${GIT_VERSION}
fi
if test -z "${GIT_VERSION}" -a -n "${FILE_VERSION}"; then
# do not update file version if git version is not available
exit 0
fi
DEPS=" ${ARCH}"
if test -f ${SRCDIR}/check-deps/have_libdw; then
DEPS="${DEPS} dwarf"
fi
if test -f ${SRCDIR}/check-deps/have_libpython3; then
DEPS="${DEPS} python3"
elif test -f ${SRCDIR}/check-deps/have_libpython2.7; then
DEPS="${DEPS} python2"
fi
if test -f ${SRCDIR}/check-deps/have_libluajit; then
DEPS="${DEPS} luajit"
fi
if test -f ${SRCDIR}/check-deps/have_libncurses; then
DEPS="${DEPS} tui"
fi
if test -f ${SRCDIR}/check-deps/perf_clockid; then
DEPS="${DEPS} perf"
fi
if test -f ${SRCDIR}/check-deps/perf_context_switch; then
DEPS="${DEPS} sched"
fi
if test -f ${SRCDIR}/check-deps/have_libcapstone; then
DEPS="${DEPS} dynamic"
fi
if test -f ${SRCDIR}/check-deps/have_libtraceevent; then
DEPS="${DEPS} kernel"
fi
if [ "x${DEPS}" != "x" ]; then
DEPS=" (${DEPS} )"
fi
if test -z "${FILE_VERSION}" -o "${CURR_VERSION}${DEPS}" != "${FILE_VERSION}"; then
# update file version only if it's different
echo "#define UFTRACE_VERSION \"${CURR_VERSION}${DEPS}\"" > ${VERSION_FILE}
echo " GEN " ${VERSION_FILE#${objdir}/}
exit 0
fi
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