Makefile.sh

#!/bin/bash
skelmakefile(){
cat > Makefile << 'EOF'
#!/usr/bin/make -f
SHELL=/usr/bin/env bash
## PHONY (auto-collect all targets; always run as task runner)
.PHONY: $(shell grep -oE '^[a-zA-Z0-9_-]+:[^=]' $(firstword $(MAKEFILE_LIST)) | sed 's/:.*//')
## var
BASE:=$(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
DATEID:=$(shell date +%Y%m%d%H%M%S)
## README
.DEFAULT_GOAL := readme
define README
--- Makefile Task List --- #COMMENT
endef
export README
readme: # @hide
	@echo ${README}
	@printf "\033[1;31m==== [Makefile] ====\033[0m\n"
	#@grep -E '^[^#[:space:]].*:[[:space:]]*(#.*)?$$' Makefile | awk '/@hide$$/ {next} {sub(/#.*/, "\033[90m&\033[0m")}1'
	@grep -E '^[[:alnum:]_-]+:[^=].*' Makefile | awk '/# @hide$$/ {next} {sub(/#.*/, "\033[90m&\033[0m")}1'
	#@if [ -f other/Makefile ]; then echo; echo "[other/Makefile]"; grep -E '^[^#[:space:]].*:[[:space:]]*(#.*)?$$' other/Makefile; fi
color: # terminal color
	@for i in $$(seq 30 37) $$(seq 90 97); do printf "\033[$${i}m m$${i} \033[0m "; done; echo
gip: # global ip
	curl checkip.amazonaws.com
EOF
}