#############################################################################
# apps/netutils/cjson/Makefile
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.  The
# ASF licenses this file to you 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.
#
#############################################################################

# Standard includes

include $(APPDIR)/Make.defs

# Set up build configuration and environment

WD := ${shell echo $(CURDIR) | sed -e 's/ /\\ /g'}

CONFIG_NETUTILS_CJSON_URL ?= "https://github.com/DaveGamble/cJSON/archive"
CONFIG_NETUTILS_CJSON_VERSION ?= "1.7.10"
CJSON_VERSION = $(patsubst "%",%,$(strip $(CONFIG_NETUTILS_CJSON_VERSION)))

CJSON_TARBALL = v$(CJSON_VERSION).tar.gz

CJSON_UNPACKNAME = cJSON-$(CJSON_VERSION)
UNPACK ?= tar -zxf

CJSON_UNPACKDIR =  $(WD)/$(CJSON_UNPACKNAME)
CJSON_SRCDIR = $(CJSON_UNPACKNAME)

APPS_INCDIR = $(APPDIR)$(DELIM)include$(DELIM)netutils

CFLAGS += ${shell $(INCDIR) "$(CC)" $(APPS_INCDIR)}
CFLAGS += -DCJSON_INCLUDE_CONFIG_H

CSRCS = $(CJSON_SRCDIR)$(DELIM)cJSON.c
CSRCS += $(CJSON_SRCDIR)$(DELIM)cJSON_Utils.c

# Download and unpack tarball if no git repo found
ifeq ($(wildcard $(CJSON_UNPACKNAME)/.git),)
$(CJSON_TARBALL):
	@echo "Downloading: $(CJSON_TARBALL)"
	$(Q) curl -O -L $(CONFIG_NETUTILS_CJSON_URL)/$(CJSON_TARBALL)

$(CJSON_UNPACKNAME): $(CJSON_TARBALL)
	@echo "Unpacking: $(CJSON_TARBALL) -> $(CJSON_UNPACKNAME)"
	$(Q) $(UNPACK) $(CJSON_TARBALL)
	$(Q) touch $(CJSON_UNPACKNAME)
endif

$(CJSON_SRCDIR)$(DELIM)cJSON.h: $(CJSON_UNPACKNAME)

$(CJSON_SRCDIR)$(DELIM)cJSON_Utils.h: $(CJSON_UNPACKNAME)

$(APPS_INCDIR)$(DELIM)cJSON.h: $(CJSON_SRCDIR)$(DELIM)cJSON.h
	$(Q) cp $< $@

$(APPS_INCDIR)$(DELIM)cJSON_Utils.h: $(CJSON_SRCDIR)$(DELIM)cJSON_Utils.h
	$(Q) cp $< $@

context:: $(APPS_INCDIR)$(DELIM)cJSON.h $(APPS_INCDIR)$(DELIM)cJSON_Utils.h

distclean::
ifeq ($(wildcard $(CJSON_UNPACKNAME)/.git),)
	$(call DELDIR, $(CJSON_UNPACKNAME))
	$(call DELFILE, $(CJSON_TARBALL))
endif
	$(call DELFILE, $(APPDIR)/include/netutils/cJSON.h)
	$(call DELFILE, $(APPDIR)/include/netutils/cJSON_Utils.h)

include $(APPDIR)/Application.mk