Add makefile and other targets.

Makefile

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+REBAR = $(shell pwd)/rebar
+.PHONY: deps test
+
+all: deps compile
+
+##
+## Compilation targets
+##
+
+compile: deps
+	$(REBAR) compile
+
+deps:
+	$(REBAR) get-deps
+
+clean:
+	$(REBAR) clean
+
+distclean: clean
+	$(REBAR) delete-deps
+
+DIALYZER_APPS = kernel stdlib sasl erts ssl tools os_mon runtime_tools crypto inets \
+	xmerl webtool eunit syntax_tools compiler mnesia public_key snmp
+
+include tools.mk
+
+typer:
+	typer --annotate -I ../ --plt $(PLT) -r src

tools.mk

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+REBAR ?= ./rebar
+
+test: compile
+	${REBAR} eunit skip_deps=true
+
+docs:
+	${REBAR} doc skip_deps=true
+
+xref: compile
+	${REBAR} xref skip_deps=true
+
+PLT ?= $(PWD)/.combo_dialyzer_plt
+LOCAL_PLT = $(PWD)/.local_dialyzer_plt
+DIALYZER_FLAGS ?= -Wunmatched_returns -Werror_handling -Wrace_conditions -Wunderspecs
+
+${PLT}: compile
+	@if [ -f $(PLT) ]; then \
+		dialyzer --check_plt --plt $(PLT) --apps $(DIALYZER_APPS) && \
+		dialyzer --add_to_plt --plt $(PLT) --output_plt $(PLT) --apps $(DIALYZER_APPS) ; test $$? -ne 1; \
+	else \
+		dialyzer --build_plt --output_plt $(PLT) --apps $(DIALYZER_APPS); test $$? -ne 1; \
+	fi
+
+${LOCAL_PLT}: compile
+	@if [ -d deps ]; then \
+		if [ -f $(LOCAL_PLT) ]; then \
+			dialyzer --check_plt --plt $(LOCAL_PLT) deps/*/ebin riak_test/ebin && \
+			dialyzer --add_to_plt --plt $(LOCAL_PLT) --output_plt $(LOCAL_PLT) deps/*/ebin riak_test/ebin ; test $$? -ne 1; \
+		else \
+			dialyzer --build_plt --output_plt $(LOCAL_PLT) deps/*/ebin riak_test/ebin ; test $$? -ne 1; \
+		fi \
+	fi
+
+dialyzer: ${PLT} ${LOCAL_PLT}
+	@echo "==> $(shell basename $(shell pwd)) (dialyzer)"
+	@if [ -f $(LOCAL_PLT) ]; then \
+		PLTS="$(PLT) $(LOCAL_PLT)"; \
+	else \
+		PLTS=$(PLT); \
+	fi; \
+	if [ -f dialyzer.ignore-warnings ]; then \
+		if [ $$(grep -cvE '[^[:space:]]' dialyzer.ignore-warnings) -ne 0 ]; then \
+			echo "ERROR: dialyzer.ignore-warnings contains a blank/empty line, this will match all messages!"; \
+			exit 1; \
+		fi; \
+		dialyzer $(DIALYZER_FLAGS) --plts $${PLTS} -c ebin > dialyzer_warnings ; \
+		egrep -v "^[[:space:]]*(done|Checking|Proceeding|Compiling)" dialyzer_warnings | grep -F -f dialyzer.ignore-warnings -v > dialyzer_unhandled_warnings ; \
+		cat dialyzer_unhandled_warnings ; \
+		[ $$(cat dialyzer_unhandled_warnings | wc -l) -eq 0 ] ; \
+	else \
+		dialyzer $(DIALYZER_FLAGS) --plts $${PLTS} -c ebin; \
+	fi
+
+cleanplt:
+	@echo
+	@echo "Are you sure?  It takes several minutes to re-build."
+	@echo Deleting $(PLT) and $(LOCAL_PLT) in 5 seconds.
+	@echo
+	sleep 5
+	rm $(PLT)
+	rm $(LOCAL_PLT)
+