1*22ce4affSfengbojiang#!/bin/sh 2*22ce4affSfengbojiang 3*22ce4affSfengbojiang# 4*22ce4affSfengbojiang# CDDL HEADER START 5*22ce4affSfengbojiang# 6*22ce4affSfengbojiang# This file and its contents are supplied under the terms of the 7*22ce4affSfengbojiang# Common Development and Distribution License ("CDDL"), version 1.0. 8*22ce4affSfengbojiang# You may only use this file in accordance with the terms of version 9*22ce4affSfengbojiang# 1.0 of the CDDL. 10*22ce4affSfengbojiang# 11*22ce4affSfengbojiang# A full copy of the text of the CDDL should have accompanied this 12*22ce4affSfengbojiang# source. A copy of the CDDL is also available via the Internet at 13*22ce4affSfengbojiang# http://www.illumos.org/license/CDDL. 14*22ce4affSfengbojiang# 15*22ce4affSfengbojiang# CDDL HEADER END 16*22ce4affSfengbojiang# 17*22ce4affSfengbojiang 18*22ce4affSfengbojiang# Copyright (c) 2018 by Delphix. All rights reserved. 19*22ce4affSfengbojiang# Copyright (c) 2018 by Matthew Thode. All rights reserved. 20*22ce4affSfengbojiang 21*22ce4affSfengbojiang# 22*22ce4affSfengbojiang# Generate zfs_gitrev.h. Note that we need to do this for every 23*22ce4affSfengbojiang# invocation of `make`, including for incremental builds. Therefore we 24*22ce4affSfengbojiang# can't use a zfs_gitrev.h.in file which would be processed only when 25*22ce4affSfengbojiang# `configure` is run. 26*22ce4affSfengbojiang# 27*22ce4affSfengbojiang 28*22ce4affSfengbojiangset -e -u 29*22ce4affSfengbojiang 30*22ce4affSfengbojiangdist=no 31*22ce4affSfengbojiangdistdir=. 32*22ce4affSfengbojiangwhile getopts D: flag 33*22ce4affSfengbojiangdo 34*22ce4affSfengbojiang case $flag in 35*22ce4affSfengbojiang \?) echo "Usage: $0 [-D distdir] [file]" >&2; exit 1;; 36*22ce4affSfengbojiang D) dist=yes; distdir=${OPTARG};; 37*22ce4affSfengbojiang esac 38*22ce4affSfengbojiangdone 39*22ce4affSfengbojiangshift $((OPTIND - 1)) 40*22ce4affSfengbojiang 41*22ce4affSfengbojiangtop_srcdir="$(dirname "$0")/.." 42*22ce4affSfengbojiangGITREV="${1:-include/zfs_gitrev.h}" 43*22ce4affSfengbojiang 44*22ce4affSfengbojiang# GITREV should be a relative path (relative to top_builddir or distdir) 45*22ce4affSfengbojiangcase "${GITREV}" in 46*22ce4affSfengbojiang /*) echo "Error: ${GITREV} should be a relative path" >&2 47*22ce4affSfengbojiang exit 1;; 48*22ce4affSfengbojiangesac 49*22ce4affSfengbojiang 50*22ce4affSfengbojiangZFS_GITREV=$({ cd "${top_srcdir}" && 51*22ce4affSfengbojiang git describe --always --long --dirty 2>/dev/null; } || :) 52*22ce4affSfengbojiang 53*22ce4affSfengbojiangif [ "x${ZFS_GITREV}" = x ] 54*22ce4affSfengbojiangthen 55*22ce4affSfengbojiang # If the source directory is not a git repository, check if the file 56*22ce4affSfengbojiang # already exists (in the source) 57*22ce4affSfengbojiang if [ -f "${top_srcdir}/${GITREV}" ] 58*22ce4affSfengbojiang then 59*22ce4affSfengbojiang ZFS_GITREV="$(sed -n \ 60*22ce4affSfengbojiang '1s/^#define[[:blank:]]ZFS_META_GITREV "\([^"]*\)"$/\1/p' \ 61*22ce4affSfengbojiang "${top_srcdir}/${GITREV}")" 62*22ce4affSfengbojiang fi 63*22ce4affSfengbojiangelif [ ${dist} = yes ] 64*22ce4affSfengbojiangthen 65*22ce4affSfengbojiang # Append -dist when creating distributed sources from a git repository 66*22ce4affSfengbojiang ZFS_GITREV="${ZFS_GITREV}-dist" 67*22ce4affSfengbojiangfi 68*22ce4affSfengbojiangZFS_GITREV=${ZFS_GITREV:-unknown} 69*22ce4affSfengbojiang 70*22ce4affSfengbojiangGITREVTMP="${GITREV}~" 71*22ce4affSfengbojiangprintf '#define\tZFS_META_GITREV "%s"\n' "${ZFS_GITREV}" >"${GITREVTMP}" 72*22ce4affSfengbojiangGITREV="${distdir}/${GITREV}" 73*22ce4affSfengbojiangif cmp -s "${GITREV}" "${GITREVTMP}" 74*22ce4affSfengbojiangthen 75*22ce4affSfengbojiang rm -f "${GITREVTMP}" 76*22ce4affSfengbojiangelse 77*22ce4affSfengbojiang mv -f "${GITREVTMP}" "${GITREV}" 78*22ce4affSfengbojiangfi 79