#
# ***** BEGIN LICENSE BLOCK *****
# 
# Copyright (C) 2009-2016 Olof Hagsand and Benny Holmgren
# Copyright (C) 2017-2019 Olof Hagsand
# Copyright (C) 2020 Olof Hagsand and Rubicon Communications, LLC(Netgate)
#
# This file is part of CLIXON
#
# 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.
#
# Alternatively, the contents of this file may be used under the terms of
# the GNU General Public License Version 3 or later (the "GPL"),
# in which case the provisions of the GPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of the GPL, and not to allow others to
# use your version of this file under the terms of Apache License version 2, 
# indicate your decision by deleting the provisions above and replace them with
# the notice and other provisions required by the GPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the Apache License version 2 or the GPL.
#
# ***** END LICENSE BLOCK *****
#

prefix		= @prefix@
exec_prefix 	= @exec_prefix@
# abs_top_builddir is by default the absolute path of the builddir.
includedir	= @includedir@
datadir 	= @datarootdir@
localstatedir	= @localstatedir@
sysconfdir	= @sysconfdir@

VPATH       	= @srcdir@
srcdir  	= @srcdir@
libdir		= @libdir@
top_srcdir  	= @top_srcdir@
CC		= @CC@
CFLAGS  	= @CFLAGS@ 
LDFLAGS 	= @LDFLAGS@
LIBS    	= @LIBS@
INSTALL		= @INSTALL@

INCLUDES 	= -I. -I@srcdir@ @INCLUDES@
SHELL		= /bin/sh

SUBDIRS1 = include lib 
SUBDIRS2 = apps etc yang # without include lib for circular dependency
SUBDIRS= $(SUBDIRS1) $(SUBDIRS2)

.PHONY:	doc example all clean depend $(SUBDIRS) install loc TAGS .config.status docker test

all:	$(SUBDIRS2)

# May cause circular include->include,lib
$(SUBDIRS2): include lib # Cannot build app before lib (for parallel make -j)
	(cd $@ && $(MAKE) $(MFLAGS) all)

$(SUBDIRS1): 
	(cd $@ && $(MAKE) $(MFLAGS) all)

depend:
	for i in $(SUBDIRS) doc example docker; \
	do (cd $$i && $(MAKE) $(MFLAGS) depend); done

install:  
	for i in $(SUBDIRS) doc; \
	do (cd $$i; $(MAKE) $(MFLAGS) $@)||exit 1; done; 
	$(MAKE) $(MFLAGS) install-include

install-include:
	for i in $(SUBDIRS) doc; \
	do (cd $$i && $(MAKE) $(MFLAGS) $@)||exit 1; done; 
	echo "To install example app: cd example; make; make install"

uninstall:
	for i in $(SUBDIRS) doc example docker; \
	do (cd $$i && $(MAKE) $(MFLAGS) $@)||exit 1; done; 

doc:	
	cd $@; $(MAKE) $(MFLAGS) $@

config.status:	configure
	$(SHELL) config.status --recheck

configure:	configure.ac
	cd $(srcdir) && autoconf

clean:
	for i in $(SUBDIRS) doc example docker; \
		do (cd $$i && $(MAKE) $(MFLAGS) $@); done; 

distclean:
	rm -f Makefile TAGS config.status config.log *~ .depend
	rm -rf autom4te.cache build-root/rpmbuild
	rm -f build-root/*.tar.xz build-root/*.rpm extras/rpm/Makefile
	for i in $(SUBDIRS) doc example docker; \
		do (cd $$i && $(MAKE) $(MFLAGS) $@); done

export BR=$(CURDIR)/build-root

$(BR)/scripts/.version:
ifneq ("$(wildcard /etc/redhat-release)","")
	$(shell $(BR)/scripts/version rpm-string > $(BR)/scripts/.version)
else
	$(shell $(BR)/scripts/version > $(BR)/scripts/.version)
endif

DIST_FILE = $(BR)/clixon-$(shell extras/scripts/version).tar
DIST_SUBDIR = clixon-$(shell extras/scripts/version | cut -f1 -d-)

dist:
	@if git rev-parse 2> /dev/null ; then \
	    git archive \
	      --prefix=$(DIST_SUBDIR)/ \
	      --format=tar \
	      -o $(DIST_FILE) \
	    HEAD ; \
	    git describe > $(BR)/.version ; \
	else \
	    (cd .. ; tar -cf $(DIST_FILE) $(DIST_SUBDIR) --exclude=*.tar) ; \
	    extras/scripts/version > $(BR)/.version ; \
	fi
	@tar --append \
	  --file $(DIST_FILE) \
	  --transform='s,.*/.version,$(DIST_SUBDIR)/extras/scripts/.version,' \
	  $(BR)/.version
	@$(RM) $(BR)/.version $(DIST_FILE).xz
	@xz -v --threads=0 $(DIST_FILE)
	@$(RM) $(BR)/clixon-latest.tar.xz
	@ln -rs $(DIST_FILE).xz $(BR)/clixon-latest.tar.xz

pkg-rpm: dist
	make -C extras/rpm

pkg-srpm: dist
	make -C extras/rpm srpm

example:	
	(cd $@ && $(MAKE) $(MFLAGS) all)

# Run a clixon test container.
# Alt: cd test; ./all.sh
test:
	(cd docker && $(MAKE) $(MFLAGS) test)

docker:
	for i in docker; \
		do (cd $$i && $(MAKE) $(MFLAGS) $@); done

# Lines of code
loc:
	find . -name '*.[chyl]' -type f | xargs wc -l | tail -1 2> /dev/null

TAGS:
	find $(srcdir) -name '*.[chyl]' -type f | grep -v \.tab\.[ch] | grep -v lex.*.c | grep -v .yy.c | etags -