os161/kern/conf/newvers.sh
2015-12-23 00:50:04 +00:00

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#!/bin/sh
#
# newvers.sh - increment build number in current directory (a build directory)
# and emit vers.c.
# The build number is kept in the file "version".
#
# Usage: newvers.sh CONFIGNAME
#
# Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
# The President and Fellows of Harvard College.
#
# 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.
# 3. 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 UNIVERSITY 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 UNIVERSITY 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.
#
if [ ! -f autoconf.c ]; then
#
# If there's no file autoconf.c, we are in the wrong place.
#
echo "$0: Not in a kernel build directory"
exit 1
fi
if [ "x$1" = x ]; then
echo "Usage: $0 CONFIGNAME"
exit 1
fi
CONFIG="$1"
#
# Get and increment the version number
#
VERS=`cat version 2>/dev/null || echo 0`
VERS=`expr $VERS + 1`
echo "$VERS" > version
#
# Write vers.c
#
echo '/* This file is automatically generated. Edits will be lost.*/' > vers.c
echo "const int buildversion = $VERS;" >> vers.c
echo 'const char buildconfig[] = "'"$CONFIG"'";' >> vers.c