#!/bin/bash
########################################################################
# mkrel - Automatically merge trunk changes into the release branch
#   for a new public release of the software.  Also tags the trunk with
#   the date of release, so old releases can be easily checked out.
#
# Copyright © 2016-2019 Warren Young
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS LISTED ABOVE BE LIABLE FOR ANY CLAIM,
# DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
# OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Except as contained in this notice, the names of the authors above
# shall not be used in advertising or otherwise to promote the sale,
# use or other dealings in this Software without prior written
# authorization from those authors.
########################################################################

set -e
alias f=fossil

tag=v$(date +%Y%m%d)
f update &&
	( test -z "$(f changes --no-classify)" || f ci -m "Released $tag" ) &&
	cd ../release &&
	f update &&
	f merge $tag &&
	test -z "$(f changes --conflict)" &&
	tools/mmake &&
	f diff -w --tk &&
	f ci --tag $tag -m "Merged trunk changes for $tag into release branch"
