opnsense-src/sys/contrib/openzfs/scripts/make_gitrev.sh
Martin Matuska e92ffd9b62 zfs: merge openzfs/zfs@17b2ae0b2 (master) into main
Notable upstream pull request merges:
  #12766 Fix error propagation from lzc_send_redacted
  #12805 Updated the lz4 decompressor
  #12851 FreeBSD: Provide correct file generation number
  #12857 Verify dRAID empty sectors
  #12874 FreeBSD: Update argument types for VOP_READDIR
  #12896 Reduce number of arc_prune threads
  #12934 FreeBSD: Fix zvol_*_open() locking
  #12947 lz4: Cherrypick fix for CVE-2021-3520
  #12961 FreeBSD: Fix leaked strings in libspl mnttab
  #12964 Fix handling of errors from dmu_write_uio_dbuf() on FreeBSD
  #12981 Introduce a flag to skip comparing the local mac when raw sending
  #12985 Avoid memory allocations in the ARC eviction thread

Obtained from:	OpenZFS
OpenZFS commit:	17b2ae0b24
2022-01-22 23:05:15 +01:00

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#!/bin/sh
#
# CDDL HEADER START
#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source. A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#
# CDDL HEADER END
#
# Copyright (c) 2018 by Delphix. All rights reserved.
# Copyright (c) 2018 by Matthew Thode. All rights reserved.
#
# Generate zfs_gitrev.h. Note that we need to do this for every
# invocation of `make`, including for incremental builds. Therefore we
# can't use a zfs_gitrev.h.in file which would be processed only when
# `configure` is run.
#
set -eu
dist=no
distdir=.
while getopts D: flag
do
case $flag in
\?) echo "Usage: $0 [-D distdir] [file]" >&2; exit 1;;
D) dist=yes; distdir=${OPTARG};;
*) ;;
esac
done
shift $((OPTIND - 1))
top_srcdir="$(dirname "$0")/.."
GITREV="${1:-include/zfs_gitrev.h}"
# GITREV should be a relative path (relative to top_builddir or distdir)
case "${GITREV}" in
/*) echo "Error: ${GITREV} should be a relative path" >&2
exit 1;;
*) ;;
esac
ZFS_GITREV=$({ cd "${top_srcdir}" &&
git describe --always --long --dirty 2>/dev/null; } || :)
if [ -z "${ZFS_GITREV}" ]
then
# If the source directory is not a git repository, check if the file
# already exists (in the source)
if [ -f "${top_srcdir}/${GITREV}" ]
then
ZFS_GITREV=$(sed -n \
'1s/^#define[[:blank:]]ZFS_META_GITREV "\([^"]*\)"$/\1/p' \
"${top_srcdir}/${GITREV}")
fi
elif [ "${dist}" = yes ]
then
# Append -dist when creating distributed sources from a git repository
ZFS_GITREV="${ZFS_GITREV}-dist"
fi
ZFS_GITREV=${ZFS_GITREV:-unknown}
GITREVTMP="${GITREV}~"
printf '#define\tZFS_META_GITREV "%s"\n' "${ZFS_GITREV}" >"${GITREVTMP}"
GITREV="${distdir}/${GITREV}"
if cmp -s "${GITREV}" "${GITREVTMP}"
then
rm -f "${GITREVTMP}"
else
mv -f "${GITREVTMP}" "${GITREV}"
fi