1#!/bin/sh - 2# 3# SPDX-License-Identifier: BSD-3-Clause 4# 5# Copyright (c) 1984, 1986, 1990, 1993 6# The Regents of the University of California. All rights reserved. 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 3. Neither the name of the University nor the names of its contributors 17# may be used to endorse or promote products derived from this software 18# without specific prior written permission. 19# 20# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30# SUCH DAMAGE. 31# 32# @(#)newvers.sh 8.1 (Berkeley) 4/20/94 33# $FreeBSD$ 34 35# Command line options: 36# 37# -c Print the copyright / license statement as a C comment and exit 38# 39# -r Reproducible build. Do not embed directory names, user names, 40# time stamps or other dynamic information into the output file. 41# This is intended to allow two builds done at different times 42# and even by different people on different hosts to produce 43# identical output. 44# 45# -R Reproducible build if the tree represents an unmodified 46# checkout from a version control system. Metadata is included 47# if the tree is modified. 48# 49# -V var Print ${var}="${val-of-var}" and exit 50# 51# -v Print TYPE REVISION BRANCH RELEASE VERSION RELDATE variables 52# like the -V command 53# 54 55TYPE="FreeBSD" 56REVISION="14.0" 57BRANCH="CURRENT" 58if [ -n "${BRANCH_OVERRIDE}" ]; then 59 BRANCH=${BRANCH_OVERRIDE} 60fi 61RELEASE="${REVISION}-${BRANCH}" 62VERSION="${TYPE} ${RELEASE}" 63 64if [ -z "${SYSDIR}" ]; then 65 SYSDIR=$(dirname $0)/.. 66fi 67 68RELDATE=$(awk '/__FreeBSD_version.*propagated to newvers/ {print $3}' ${PARAMFILE:-${SYSDIR}/sys/param.h}) 69 70if [ -r "${SYSDIR}/../COPYRIGHT" ]; then 71 year=$(sed -Ee '/^Copyright .* The FreeBSD Project/!d;s/^.*1992-([0-9]*) .*$/\1/g' ${SYSDIR}/../COPYRIGHT) 72else 73 year=$(date +%Y) 74fi 75# look for copyright template 76b=share/examples/etc/bsd-style-copyright 77for bsd_copyright in $b ../$b ../../$b ../../../$b /usr/src/$b /usr/$b 78do 79 if [ -r "$bsd_copyright" ]; then 80 COPYRIGHT=$(sed \ 81 -e "s/\[year\]/1992-$year/" \ 82 -e 's/\[your name here\]\.* /The FreeBSD Project./' \ 83 -e 's/\[your name\]\.*/The FreeBSD Project./' \ 84 -e '/\[id for your version control system, if any\]/d' \ 85 $bsd_copyright) 86 break 87 fi 88done 89 90# no copyright found, use a dummy 91if [ -z "$COPYRIGHT" ]; then 92 COPYRIGHT="/*- 93 * Copyright (c) 1992-$year The FreeBSD Project. 94 * 95 */" 96fi 97 98# add newline 99COPYRIGHT="$COPYRIGHT 100" 101 102# We expand include_metadata later since we may set it to the 103# future value of modified. 104include_metadata=yes 105modified=no 106while getopts crRvV: opt; do 107 case "$opt" in 108 c) 109 echo "$COPYRIGHT" 110 exit 0 111 ;; 112 r) 113 include_metadata=no 114 ;; 115 R) 116 include_metadata=if-modified 117 ;; 118 v) 119 # Only put variables that are single lines here. 120 for v in TYPE REVISION BRANCH RELEASE VERSION RELDATE; do 121 eval val=\$${v} 122 echo ${v}=\"${val}\" 123 done 124 exit 0 125 ;; 126 V) 127 v=$OPTARG 128 eval val=\$${v} 129 echo ${v}=\"${val}\" 130 exit 0 131 ;; 132 esac 133done 134shift $((OPTIND - 1)) 135 136# VARS_ONLY means no files should be generated, this is just being 137# included. 138[ -n "$VARS_ONLY" ] && return 0 139 140# 141# findvcs dir 142# Looks up directory dir at world root and up the filesystem 143# 144findvcs() 145{ 146 local savedir 147 148 savedir=$(pwd) 149 cd ${SYSDIR}/.. 150 while [ $(pwd) != "/" ]; do 151 if [ -e "./$1" ]; then 152 VCSTOP=$(pwd) 153 VCSDIR=${VCSTOP}"/$1" 154 cd ${savedir} 155 return 0 156 fi 157 cd .. 158 done 159 cd ${savedir} 160 return 1 161} 162 163git_tree_modified() 164{ 165 ! $git_cmd "--work-tree=${VCSTOP}" -c core.checkStat=minimal -c core.fileMode=off diff --quiet 166} 167 168LC_ALL=C; export LC_ALL 169if [ ! -r version ] 170then 171 echo 0 > version 172fi 173 174touch version 175v=$(cat version) 176u=${USER:-root} 177d=$(pwd) 178h=${HOSTNAME:-$(hostname)} 179if [ -n "$SOURCE_DATE_EPOCH" ]; then 180 if ! t=$(date -r $SOURCE_DATE_EPOCH 2>/dev/null); then 181 echo "Invalid SOURCE_DATE_EPOCH" >&2 182 exit 1 183 fi 184else 185 t=$(date) 186fi 187i=$(${MAKE:-make} -V KERN_IDENT) 188compiler_v=$($(${MAKE:-make} -V CC) -v 2>&1 | grep -w 'version') 189 190for dir in /usr/bin /usr/local/bin; do 191 if [ ! -z "${svnversion}" ] ; then 192 break 193 fi 194 if [ -x "${dir}/svnversion" ] && [ -z ${svnversion} ] ; then 195 # Run svnversion from ${dir} on this script; if return code 196 # is not zero, the checkout might not be compatible with the 197 # svnversion being used. 198 ${dir}/svnversion $(realpath ${0}) >/dev/null 2>&1 199 if [ $? -eq 0 ]; then 200 svnversion=${dir}/svnversion 201 break 202 fi 203 fi 204done 205 206if [ -z "${svnversion}" ] && [ -x /usr/bin/svnliteversion ] ; then 207 /usr/bin/svnliteversion $(realpath ${0}) >/dev/null 2>&1 208 if [ $? -eq 0 ]; then 209 svnversion=/usr/bin/svnliteversion 210 else 211 svnversion= 212 fi 213fi 214 215if findvcs .git; then 216 for dir in /usr/bin /usr/local/bin; do 217 if [ -x "${dir}/git" ] ; then 218 git_cmd="${dir}/git -c help.autocorrect=0 --git-dir=${VCSDIR}" 219 break 220 fi 221 done 222fi 223 224if findvcs .gituprevision; then 225 gituprevision="${VCSTOP}/.gituprevision" 226fi 227 228if findvcs .hg; then 229 for dir in /usr/bin /usr/local/bin; do 230 if [ -x "${dir}/hg" ] ; then 231 hg_cmd="${dir}/hg -R ${VCSDIR}" 232 break 233 fi 234 done 235fi 236 237if [ -n "$svnversion" ] ; then 238 svn=$(cd ${SYSDIR} && $svnversion 2>/dev/null) 239 case "$svn" in 240 [0-9]*[MSP]|*:*) 241 svn=" r${svn}" 242 modified=yes 243 ;; 244 [0-9]*) 245 svn=" r${svn}" 246 ;; 247 *) 248 unset svn 249 ;; 250 esac 251fi 252 253if [ -n "$git_cmd" ] ; then 254 git=$($git_cmd rev-parse --verify --short HEAD 2>/dev/null) 255 if [ "$($git_cmd rev-parse --is-shallow-repository)" = false ] ; then 256 git_cnt=$($git_cmd rev-list --first-parent --count HEAD 2>/dev/null) 257 if [ -n "$git_cnt" ] ; then 258 git="n${git_cnt}-${git}" 259 fi 260 fi 261 git_b=$($git_cmd rev-parse --abbrev-ref HEAD) 262 if [ -n "$git_b" -a "$git_b" != "HEAD" ] ; then 263 git="${git_b}-${git}" 264 fi 265 if git_tree_modified; then 266 git="${git}-dirty" 267 modified=yes 268 fi 269 git=" ${git}" 270fi 271 272if [ -n "$gituprevision" ] ; then 273 gitup=" $(awk -F: '{print $2}' $gituprevision)" 274fi 275 276if [ -n "$hg_cmd" ] ; then 277 hg=$($hg_cmd id 2>/dev/null) 278 hgsvn=$($hg_cmd svn info 2>/dev/null | \ 279 awk -F': ' '/Revision/ { print $2 }') 280 if [ -n "$hgsvn" ] ; then 281 svn=" r${hgsvn}" 282 fi 283 if [ -n "$hg" ] ; then 284 hg=" ${hg}" 285 fi 286fi 287 288[ ${include_metadata} = "if-modified" -a ${modified} = "yes" ] && include_metadata=yes 289if [ ${include_metadata} != "yes" ]; then 290 VERINFO="${VERSION}${svn}${git}${gitup}${hg} ${i}" 291 VERSTR="${VERINFO}\\n" 292else 293 VERINFO="${VERSION} #${v}${svn}${git}${gitup}${hg}: ${t}" 294 VERSTR="${VERINFO}\\n ${u}@${h}:${d}\\n" 295fi 296 297vers_content_new=$(cat << EOF 298$COPYRIGHT 299#define SCCSSTR "@(#)${VERINFO}" 300#define VERSTR "${VERSTR}" 301#define RELSTR "${RELEASE}" 302 303char sccs[sizeof(SCCSSTR) > 128 ? sizeof(SCCSSTR) : 128] = SCCSSTR; 304char version[sizeof(VERSTR) > 256 ? sizeof(VERSTR) : 256] = VERSTR; 305char compiler_version[] = "${compiler_v}"; 306char ostype[] = "${TYPE}"; 307char osrelease[sizeof(RELSTR) > 32 ? sizeof(RELSTR) : 32] = RELSTR; 308int osreldate = ${RELDATE}; 309char kern_ident[] = "${i}"; 310EOF 311) 312vers_content_old=$(cat vers.c 2>/dev/null || true) 313if [ "$vers_content_new" != "$vers_content_old" ]; then 314 printf "%s\n" "$vers_content_new" > vers.c 315fi 316 317echo $((v + 1)) > version 318