.PHONY: help update backup

PLUGINS := $(wildcard bundle/*)
LIST    := download-plugins.sh

## Some local functions
upd = $(shell git -C $1 pull)
bak = $(shell echo "git clone $$(git -C $1 remote get-url origin) $1" >> $2)

help: ## Display this message
	@echo "Usage:"
	@sed -nE "s|^(.+?)\\s*:\\s*##\\s*(.+)$$|\\tmake \\1\\t- \\2|p" \
		$(lastword $(MAKEFILE_LIST))

update: ## Update all bundled plugins
	@echo $(foreach dir,$(PLUGINS),$(call upd,$(dir))) > /dev/null

backup: ## Create backup list of bundled plugins
	@echo $(foreach dir,$(PLUGINS),$(call bak,$(dir),$(LIST)))
	@cat $(LIST)