# This file is part of RTSLib.
# Copyright (c) 2011-2013 by Datera, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
#     Unless required by applicable law or agreed to in writing, software
#     distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#     WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#     License for the specific language governing permissions and limitations
#     under the License.
#

PKGNAME = rtslib-fb
NAME = rtslib
GIT_BRANCH = $$(git branch | grep \* | tr -d \*)
VERSION = $$(basename $$(git describe --tags | tr - . | grep -o '[0-9].*$$'))

all:
	@echo "Usage:"
	@echo
	@echo "  make release     - Generates the release tarball."
	@echo
	@echo "  make clean       - Cleanup the local repository build files."
	@echo "  make cleanall    - Also remove dist/*"

clean:
	@rm -fv ${NAME}/*.pyc ${NAME}/*.html
	@rm -frv ${NAME}.egg-info MANIFEST build
	@rm -frv results
	@rm -frv ${PKGNAME}-*
	@echo "Finished cleanup."

cleanall: clean
	@rm -frv dist

release: build/release-stamp
build/release-stamp:
	@mkdir -p build
	@echo "Exporting the repository files..."
	@git archive ${GIT_BRANCH} --prefix ${PKGNAME}-${VERSION}/ \
		| (cd build; tar xfp -)
	@echo "Cleaning up the target tree..."
	@rm -f build/${PKGNAME}-${VERSION}/Makefile
	@rm -f build/${PKGNAME}-${VERSION}/.gitignore
	@echo "Fixing version string..."
	@sed -i "s/__version__ = .*/__version__ = '${VERSION}'/g" \
		build/${PKGNAME}-${VERSION}/${NAME}/__init__.py
	@find build/${PKGNAME}-${VERSION}/ -exec \
		touch -t $$(date -d @$$(git show -s --format="format:%at") \
			+"%Y%m%d%H%M.%S") {} \;
	@mkdir -p dist
	@cd build; tar -c --owner=0 --group=0 --numeric-owner \
		--format=gnu -b20 --quoting-style=escape \
		-f ../dist/${PKGNAME}-${VERSION}.tar \
		$$(find ${PKGNAME}-${VERSION} -type f | sort) \
		$$(find ${PKGNAME}-${VERSION} -type l | sort)
	@gzip -6 -n dist/${PKGNAME}-${VERSION}.tar
	@echo "Generated release tarball:"
	@echo "    $$(ls dist/${PKGNAME}-${VERSION}.tar.gz)"
	@touch build/release-stamp