Index: head/sys/conf/newvers.sh
===================================================================
--- head/sys/conf/newvers.sh	(revision 197333)
+++ head/sys/conf/newvers.sh	(revision 197334)
@@ -1,124 +1,143 @@
 #!/bin/sh -
 #
 # Copyright (c) 1984, 1986, 1990, 1993
 #	The Regents of the University of California.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 # 1. Redistributions of source code must retain the above copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
 # 4. Neither the name of the University nor the names of its contributors
 #    may be used to endorse or promote products derived from this software
 #    without specific prior written permission.
 #
 # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 #
 #	@(#)newvers.sh	8.1 (Berkeley) 4/20/94
 # $FreeBSD$
 
 TYPE="FreeBSD"
 REVISION="9.0"
 BRANCH="CURRENT"
 if [ "X${BRANCH_OVERRIDE}" != "X" ]; then
 	BRANCH=${BRANCH_OVERRIDE}
 fi
 RELEASE="${REVISION}-${BRANCH}"
 VERSION="${TYPE} ${RELEASE}"
 
 if [ "X${PARAMFILE}" != "X" ]; then
 	RELDATE=$(awk '/__FreeBSD_version.*propagated to newvers/ {print $3}' \
 		${PARAMFILE})
 else
 	RELDATE=$(awk '/__FreeBSD_version.*propagated to newvers/ {print $3}' \
 		$(dirname $0)/../sys/param.h)
 fi
 
 
 b=share/examples/etc/bsd-style-copyright
 year=`date '+%Y'`
 # look for copyright template
 for bsd_copyright in ../$b ../../$b ../../../$b /usr/src/$b /usr/$b
 do
 	if [ -r "$bsd_copyright" ]; then
 		COPYRIGHT=`sed \
 		    -e "s/\[year\]/1992-$year/" \
 		    -e 's/\[your name here\]\.* /The FreeBSD Project./' \
 		    -e 's/\[your name\]\.*/The FreeBSD Project./' \
 		    -e '/\[id for your version control system, if any\]/d' \
 		    $bsd_copyright` 
 		break
 	fi
 done
 
 # no copyright found, use a dummy
 if [ X"$COPYRIGHT" = X ]; then
 	COPYRIGHT="/*-
  * Copyright (c) 1992-$year The FreeBSD Project.
  * All rights reserved.
  *
  */"
 fi
 
 # add newline
 COPYRIGHT="$COPYRIGHT
 "
 
 LC_ALL=C; export LC_ALL
 if [ ! -r version ]
 then
 	echo 0 > version
 fi
 
 touch version
 v=`cat version` u=${USER:-root} d=`pwd` h=${HOSTNAME:-`hostname`} t=`date`
 i=`${MAKE:-make} -V KERN_IDENT`
 
 case "$d" in
 */sys/*)
+	SRCDIR=${d##*obj}
+	if [ -n "$MACHINE" ]; then
+		SRCDIR=${SRCDIR##/$MACHINE}
+	fi
+	SRCDIR=${SRCDIR%%/sys/*}
+
 	for dir in /bin /usr/bin /usr/local/bin; do
-		if [ -x "${dir}/svnversion" ]; then
+		if [ -d "${SRCDIR}/sys/.svn" -a -x "${dir}/svnversion" ] ; then
 			svnversion=${dir}/svnversion
-			SRCDIR=${d##*obj}
-			if [ -n "$MACHINE" ]; then
-				SRCDIR=${SRCDIR##/$MACHINE}
-			fi
-			SRCDIR=${SRCDIR%%/sys/*}
 			break
 		fi
+		if [ -d "${SRCDIR}/.git" -a -x "${dir}/git" ] ; then
+			git_cmd="${dir}/git --git-dir=${SRCDIR}/.git"
+			break
+		fi
 	done
 
-	if [ -n "$svnversion" -a -d "${SRCDIR}/sys/.svn" ] ; then
+	if [ -n "$svnversion" ] ; then
 		svn=" r`cd ${SRCDIR}/sys && $svnversion`"
 	fi
+	if [ -n "$git_cmd" ] ; then
+		git=`$git_cmd rev-parse --verify --short HEAD 2>/dev/null`
+		svn=`$git_cmd svn find-rev $git 2>/dev/null`
+		if [ -n "$svn" ] ; then
+			svn=" r${svn}"
+			git="-${git}"
+		else
+			git=" ${git}"
+		fi
+		if $git_cmd --work-tree=${SRCDIR} diff-index \
+		    --name-only HEAD | read dummy; then
+			git="${git}-dirty"
+		fi
+	fi
 	;;
 esac
 
 cat << EOF > vers.c
 $COPYRIGHT
-#define SCCSSTR "@(#)${VERSION} #${v}${svn}: ${t}"
-#define VERSTR "${VERSION} #${v}${svn}: ${t}\\n    ${u}@${h}:${d}\\n"
+#define SCCSSTR "@(#)${VERSION} #${v}${svn}${git}: ${t}"
+#define VERSTR "${VERSION} #${v}${svn}${git}: ${t}\\n    ${u}@${h}:${d}\\n"
 #define RELSTR "${RELEASE}"
 
 char sccs[sizeof(SCCSSTR) > 128 ? sizeof(SCCSSTR) : 128] = SCCSSTR;
 char version[sizeof(VERSTR) > 256 ? sizeof(VERSTR) : 256] = VERSTR;
 char ostype[] = "${TYPE}";
 char osrelease[sizeof(RELSTR) > 32 ? sizeof(RELSTR) : 32] = RELSTR;
 int osreldate = ${RELDATE};
 char kern_ident[] = "${i}";
 EOF
 
 echo `expr ${v} + 1` > version