# this file:
#   https://dataswamp.org/~incal/emacs-init/Makefile

emacs = /usr/local/bin/emacs

init-file     = ${HOME}/.emacs
init-file-elc = $(init-file).elc

emacs-dir = ${HOME}/.emacs.d

ema-path = $(emacs-dir)/emacs-init

ema-bibtex = $(ema-path)/bibtex
ema-erc    = $(ema-path)/erc
ema-gnus   = $(ema-path)/gnus
ema-ide    = $(ema-path)/ide
ema-mvc    = $(ema-path)/mvc
ema-w3m    = $(ema-path)/w3m

ema = \"$(ema-path)\"   \
	   \"$(ema-erc)\"    \
      \"$(ema-bibtex)\" \
      \"$(ema-gnus)\"   \
      \"$(ema-ide)\"    \
      \"$(ema-mvc)\"    \
      \"$(ema-w3m)\"

elpa-path = $(emacs-dir)/elpa

apt-sources-list = $(elpa-path)/apt-sources-list-20180527.1241
crontab-mode     = $(elpa-path)/crontab-mode-20210715.133
macrostep        = $(elpa-path)/macrostep-20230813.2123
markdown-mode    = $(elpa-path)/markdown-mode-2.6
slime            = $(elpa-path)/slime-20231218.2206
w3m              = $(elpa-path)/w3m-20231023.653

elpa = \"$(apt-sources-list)\" \
       \"$(crontab-mode)\"     \
       \"$(markdown-mode)\"    \
       \"$(macrostep)\"        \
       \"$(slime)\"            \
       \"$(w3m)\"

packs = $(elpa) $(ema)

el-files  = $(shell zsh -c "ls -1 **/*.el")
elc-files = $(el-files:.el=.elc)

sed-filter = 2>&1 | sed '/^\(Loading\|Wrote\)/d'

byte-compile = $(emacs) -Q \
                   --batch \
	                --eval "(setq load-path (append load-path '($(packs)))))" \
	                -f batch-byte-compile

all: $(elc-files) $(init-file-elc)

$(init-file-elc): $(init-file)
	$(byte-compile) $< $(sed-filter)
	$(emacs) -Q \
             --batch \
             --eval "(setq load-path (append load-path '($(packs)))))" \
				 --eval "(native-compile \"$<\")" $(sed-filter)

%.elc: %.el
	$(byte-compile) $< $(sed-filter)
	$(emacs) -Q \
            --batch \
	         --eval "(setq load-path (append load-path '($(packs)))))" \
	         --eval "(native-compile \"$<\")" $(sed-filter)

clean:
	$(shell zsh -c "rm -rf **/*.elc(N)")
	rm -f $(init-file-elc)

again:
	${MAKE} clean
	${MAKE} all

test:
	echo $(byte-compile)