mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
current_dir := $(notdir $(patsubst %/,%,$(dir $(mkfile_path))))

# For now, download binaries of various dependencies
#
# Later, we will compile these from scratch
deps: download-deps

clean:
	rm -R -- deps/*/

deep-clean:
	rm deps/*

download-deps: dep-sphinxbase dep-pocketsphinx

dep-sphinxbase: 
dep-pocketsphinx: deps/sphinx4-5prealpha-src.zip build-pocketsphinx

deps/sphinxbase-5prealpha.tar.gz:
	curl -L "https://downloads.sourceforge.net/project/cmusphinx/sphinxbase/5prealpha/sphinxbase-5prealpha.tar.gz" > deps/sphinxbase-5prealpha.tar.gz

deps/pocketsphinx-5prealpha.tar.gz:
	curl -L "https://downloads.sourceforge.net/project/cmusphinx/pocketsphinx/5prealpha/pocketsphinx-5prealpha.tar.gz" > deps/pocketsphinx-5prealpha.tar.gz

build-sphinxbase: deps/sphinxbase target/usr/include/sphinxbase

deps/sphinxbase: deps/sphinxbase-5prealpha.tar.gz
	tar -x -C deps -f deps/sphinxbase-5prealpha.tar.gz
	mv deps/sphinxbase-5prealpha deps/sphinxbase

## TODO: these don't really work, just run them manually for now

target/usr/include/sphinxbase:
	$( \
		cd deps/sphinxbase && \
		./configure --prefix=${current_dir}/target/usr && \
		make check && \
		make &&       \
		make install  \
	)

build-pocketsphinx: deps/pocketsphinx target/usr/include/pocketsphinx
	$( \
		cd deps/sphinxbase && \
		./configure --prefix=${current_dir}/target/usr && \
		make check && \
		make &&       \
		make install  \
	)