# Copyright (C) 2015 Luke Shumaker <lukeshu@sbcglobal.net>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA

d := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))

generate += $d/server/interface_backend.go
generate += $d/server/func_handlerequest.go
generate += $d/server/type_nilbackend.go
secondary += $d/requests.txt

ifeq (1,$(words $(MAKEFILE_LIST)))

all: generate
.PHONY: all

generate: $(generate)
.PHONY: generate

clean:
	rm -f -- $(secondary)
.PHONY: clean
maintainer-clean: clean
	rm -f -- $(generate)
.PHONY: maintainer-clean

.DELETE_ON_ERROR:
.SECONDARY:

else

# fix these to the current value of `d`
generate := $(generate)
secondary := $(secondary)

endif

$d/requests.txt: $d/nslcd_h.go $d/Makefile
	< $< grep -Eo '\btype Request_([^_ ]+)(_\S+)?' | sed 's/^type Request_//' > $@

%.go: %.go.sh
	./$^ > $@

$d/server/interface_backend.go: $d/requests.txt
$d/server/func_handlerequest.go: $d/requests.txt
$d/server/type_nilbackend.go: $d/server/interface_backend.go