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Fix kernel stack disclosure in Linux compatibility layer. [SA-16:20]
[FreeBSD/releng/10.3.git] / sys / conf / newvers.sh
1 #!/bin/sh -
2 #
3 # Copyright (c) 1984, 1986, 1990, 1993
4 #       The Regents of the University of California.  All rights reserved.
5 #
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
8 # are met:
9 # 1. Redistributions of source code must retain the above copyright
10 #    notice, this list of conditions and the following disclaimer.
11 # 2. Redistributions in binary form must reproduce the above copyright
12 #    notice, this list of conditions and the following disclaimer in the
13 #    documentation and/or other materials provided with the distribution.
14 # 4. Neither the name of the University nor the names of its contributors
15 #    may be used to endorse or promote products derived from this software
16 #    without specific prior written permission.
17 #
18 # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 # SUCH DAMAGE.
29 #
30 #       @(#)newvers.sh  8.1 (Berkeley) 4/20/94
31 # $FreeBSD$
32
33 TYPE="FreeBSD"
34 REVISION="10.3"
35 BRANCH="RELEASE-p4"
36 if [ "X${BRANCH_OVERRIDE}" != "X" ]; then
37         BRANCH=${BRANCH_OVERRIDE}
38 fi
39 RELEASE="${REVISION}-${BRANCH}"
40 VERSION="${TYPE} ${RELEASE}"
41
42 if [ "X${SYSDIR}" = "X" ]; then
43     SYSDIR=$(dirname $0)/..
44 fi
45
46 if [ "X${PARAMFILE}" != "X" ]; then
47         RELDATE=$(awk '/__FreeBSD_version.*propagated to newvers/ {print $3}' \
48                 ${PARAMFILE})
49 else
50         RELDATE=$(awk '/__FreeBSD_version.*propagated to newvers/ {print $3}' \
51                 ${SYSDIR}/sys/param.h)
52 fi
53
54 b=share/examples/etc/bsd-style-copyright
55 year=$(sed -Ee '/^Copyright .* The FreeBSD Project/!d;s/^.*1992-([0-9]*) .*$/\1/g' ${SYSDIR}/../COPYRIGHT)
56 # look for copyright template
57 for bsd_copyright in ../$b ../../$b ../../../$b /usr/src/$b /usr/$b
58 do
59         if [ -r "$bsd_copyright" ]; then
60                 COPYRIGHT=`sed \
61                     -e "s/\[year\]/1992-$year/" \
62                     -e 's/\[your name here\]\.* /The FreeBSD Project./' \
63                     -e 's/\[your name\]\.*/The FreeBSD Project./' \
64                     -e '/\[id for your version control system, if any\]/d' \
65                     $bsd_copyright` 
66                 break
67         fi
68 done
69
70 # no copyright found, use a dummy
71 if [ X"$COPYRIGHT" = X ]; then
72         COPYRIGHT="/*-
73  * Copyright (c) 1992-$year The FreeBSD Project.
74  * All rights reserved.
75  *
76  */"
77 fi
78
79 # add newline
80 COPYRIGHT="$COPYRIGHT
81 "
82
83 LC_ALL=C; export LC_ALL
84 if [ ! -r version ]
85 then
86         echo 0 > version
87 fi
88
89 touch version
90 v=`cat version` u=${USER:-root} d=`pwd` h=${HOSTNAME:-`hostname`}
91 if [ -n "$SOURCE_DATE_EPOCH" ]; then
92         if ! t=`date -r $SOURCE_DATE_EPOCH 2>/dev/null`; then
93                 echo "Invalid SOURCE_DATE_EPOCH" >&2
94                 exit 1
95         fi
96 else
97         t=`date`
98 fi
99 i=`${MAKE:-make} -V KERN_IDENT`
100 compiler_v=$($(${MAKE:-make} -V CC) -v 2>&1 | grep 'version')
101
102 for dir in /usr/bin /usr/local/bin; do
103         if [ ! -z "${svnversion}" ] ; then
104                 break
105         fi
106         if [ -x "${dir}/svnversion" ] && [ -z ${svnversion} ] ; then
107                 # Run svnversion from ${dir} on this script; if return code
108                 # is not zero, the checkout might not be compatible with the
109                 # svnversion being used.
110                 ${dir}/svnversion $(realpath ${0}) >/dev/null 2>&1
111                 if [ $? -eq 0 ]; then
112                         svnversion=${dir}/svnversion
113                         break
114                 fi
115         fi
116 done
117
118 if [ -z "${svnversion}" ] && [ -x /usr/bin/svnliteversion ] ; then
119         /usr/bin/svnliteversion $(realpath ${0}) >/dev/null 2>&1
120         if [ $? -eq 0 ]; then
121                 svnversion=/usr/bin/svnliteversion
122         else
123                 svnversion=
124         fi
125 fi
126
127 for dir in /usr/bin /usr/local/bin; do
128         if [ -x "${dir}/p4" ] && [ -z ${p4_cmd} ] ; then
129                 p4_cmd=${dir}/p4
130         fi
131 done
132 if [ -d "${SYSDIR}/../.git" ] ; then
133         for dir in /usr/bin /usr/local/bin; do
134                 if [ -x "${dir}/git" ] ; then
135                         git_cmd="${dir}/git --git-dir=${SYSDIR}/../.git"
136                         break
137                 fi
138         done
139 fi
140
141 if [ -d "${SYSDIR}/../.hg" ] ; then
142         for dir in /usr/bin /usr/local/bin; do
143                 if [ -x "${dir}/hg" ] ; then
144                         hg_cmd="${dir}/hg -R ${SYSDIR}/.."
145                         break
146                 fi
147         done
148 fi
149
150 if [ -n "$svnversion" ] ; then
151         svn=`cd ${SYSDIR} && $svnversion 2>/dev/null`
152         case "$svn" in
153         [0-9]*) svn=" r${svn}" ;;
154         *)      unset svn ;;
155         esac
156 fi
157
158 if [ -n "$git_cmd" ] ; then
159         git=`$git_cmd rev-parse --verify --short HEAD 2>/dev/null`
160         svn=`$git_cmd svn find-rev $git 2>/dev/null`
161         if [ -n "$svn" ] ; then
162                 svn=" r${svn}"
163                 git="=${git}"
164         else
165                 svn=`$git_cmd log | fgrep 'git-svn-id:' | head -1 | \
166                      sed -n 's/^.*@\([0-9][0-9]*\).*$/\1/p'`
167                 if [ -z "$svn" ] ; then
168                         svn=`$git_cmd log --format='format:%N' | \
169                              grep '^svn ' | head -1 | \
170                              sed -n 's/^.*revision=\([0-9][0-9]*\).*$/\1/p'`
171                 fi
172                 if [ -n "$svn" ] ; then
173                         svn=" r${svn}"
174                         git="+${git}"
175                 else
176                         git=" ${git}"
177                 fi
178         fi
179         git_b=`$git_cmd rev-parse --abbrev-ref HEAD`
180         if [ -n "$git_b" ] ; then
181                 git="${git}(${git_b})"
182         fi
183         if $git_cmd --work-tree=${SYSDIR}/.. diff-index \
184             --name-only HEAD | read dummy; then
185                 git="${git}-dirty"
186         fi
187 fi
188
189 if [ -n "$p4_cmd" ] ; then
190         p4version=`cd ${SYSDIR} && $p4_cmd changes -m1 "./...#have" 2>&1 | \
191                 awk '{ print $2 }'`
192         case "$p4version" in
193         [0-9]*)
194                 p4version=" ${p4version}"
195                 p4opened=`cd ${SYSDIR} && $p4_cmd opened ./... 2>&1`
196                 case "$p4opened" in
197                 File*) ;;
198                 //*)    p4version="${p4version}+edit" ;;
199                 esac
200                 ;;
201         *)      unset p4version ;;
202         esac
203 fi
204
205 if [ -n "$hg_cmd" ] ; then
206         hg=`$hg_cmd id 2>/dev/null`
207         svn=`$hg_cmd svn info 2>/dev/null | \
208                 awk -F': ' '/Revision/ { print $2 }'`
209         if [ -n "$svn" ] ; then
210                 svn=" r${svn}"
211         fi
212         if [ -n "$hg" ] ; then
213                 hg=" ${hg}"
214         fi
215 fi
216
217 cat << EOF > vers.c
218 $COPYRIGHT
219 #define SCCSSTR "@(#)${VERSION} #${v}${svn}${git}${hg}${p4version}: ${t}"
220 #define VERSTR "${VERSION} #${v}${svn}${git}${hg}${p4version}: ${t}\\n    ${u}@${h}:${d}\\n"
221 #define RELSTR "${RELEASE}"
222
223 char sccs[sizeof(SCCSSTR) > 128 ? sizeof(SCCSSTR) : 128] = SCCSSTR;
224 char version[sizeof(VERSTR) > 256 ? sizeof(VERSTR) : 256] = VERSTR;
225 char compiler_version[] = "${compiler_v}";
226 char ostype[] = "${TYPE}";
227 char osrelease[sizeof(RELSTR) > 32 ? sizeof(RELSTR) : 32] = RELSTR;
228 int osreldate = ${RELDATE};
229 char kern_ident[] = "${i}";
230 EOF
231
232 echo $((v + 1)) > version