# nbdkit-plugin-vddk
# Copyright (C) 2013-2017 Richard W.M. Jones.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * 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.
#
# * Neither the name of Red Hat 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 RED HAT 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 RED HAT 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.

# See README.

PWD := $(shell pwd)
VERSION := $(shell grep ^Version: nbdkit-plugin-vddk.spec | awk '{print $$2}')
VDDK_DIR := $(shell grep '^%global vddkdir' nbdkit-plugin-vddk.spec | awk '{print $$3}')

include Makefile.tools

all: check-vddk check-source
	$(RPMBUILD) -ba \
	    --define "_topdir $(PWD)" \
	    --define "_builddir $(PWD)" \
	    --define "_rpmdir $(PWD)" \
	    --define "_sourcedir $(PWD)" \
	    --define "_specdir $(PWD)" \
	    --define "_srcrpmdir $(PWD)" \
	    nbdkit-plugin-vddk.spec

Makefile.tools:
	@rm -rf $@ $@-t
	@if ! rpmbuild --help >/dev/null 2>&1; then \
	    echo -n "‘rpmbuild’ not installed or not working. "; \
	    echo "Install the ‘rpm-build’ package."; \
	    exit 1; \
	else \
	    echo 'RPMBUILD=rpmbuild' >> $@-t; \
	fi
	@if wget --help >/dev/null 2>&1; then \
	    echo 'DOWNLOAD=wget -O -' >> $@-t; \
	else \
	    echo -n "‘wget’ not installed or not working."; \
	    echo "Install the ‘wget’ package."; \
	    exit 1; \
	fi
	@mv $@-t $@

check-vddk:
	@if ! [ -d $(VDDK_DIR) ] || ! [ -d $(VDDK_DIR)/include ]; then echo -e "You must download VDDK and edit ‘nbdkit-plugin-vddk.spec’ to point ‘vddkdir’\nto the location where you unpacked VDDK."; exit 1; fi

check-source: nbdkit-$(VERSION).tar.gz

nbdkit-$(VERSION).tar.gz:
	rm -rf $@ $@-t
	$(DOWNLOAD) http://libguestfs.org/download/nbdkit/$@ > $@-t
	mv $@-t $@

clean:
	rm -f *~
	rm -f *.src.rpm
	rm -rf x86_64
	rm -rf BUILDROOT

.PHONY: all check-source check-vddk clean