Makefile

PROFILE_FLAGS=-Q -l ./.emacs.d/lisp/vendor/profile-dotemacs.el -f profile-dotemacs
COMPILE_FLAGS=-batch --eval "(require 'package)" --eval "(package-initialize)" --eval "(byte-compile-file (expand-file-name \"~/.emacs.d/lisp/$(file)\")0)"
CUSTOM_ELISP=init-cc.el init-js.el init-package.el init-python.el init-ruby.el

ifeq ($(OS),Windows_NT)
	CP=@copy
	ECHO=@echo
	EMACS=@								# echo off
	EMACS+=C:\Dev\Emacs\Bin\emacs.exe	# figure out a one-liner
	INSTALLDIR=${APPDATA}
	NORMALIZE_PATH=$(subst /,\,$1)
	RM=del
	RMDIR=rmdir /s /q
else
    UNAME_S := $(shell uname -s)
    ifeq ($(UNAME_S),$(filter $(UNAME_S),Linux FreeBSD Darwin))
		CP=cp
		ECHO=echo
		INSTALLDIR=~
		NORMALIZE_PATH=$1
		RM=rm
		RMDIR=rm -rf
		EMACS=$(shell which emacs)
	else
		ERROR_OS=yes
    endif
endif

all: install compile

install:
ifeq ($(ERROR_OS),yes)
	$(error Error: Unknown OS.)
endif

ifeq ("$(wildcard ${INSTALLDIR})","")
	$(error Error: Unknown path.)
endif

ifeq ("$(wildcard ${EMACS})","")
	$(error Error: Emacs not found.)
endif

ifneq ("$(wildcard ${INSTALLDIR}/.emacs.d/*.elc)","")
	${ECHO} Deleting ${INSTALLDIR}/.emacs.d/*.elc files.
	${RM} $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/*.elc)
endif

ifneq ("$(wildcard ${INSTALLDIR}/.emacs.d/lisp/*.elc)","")
	${ECHO} Deleting ${INSTALLDIR}/.emacs.d/lisp/*.elc files.
	${RM} $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/lisp/*.elc)
endif

ifeq ("$(wildcard ${INSTALLDIR}/.emacs.d/)","")
	${ECHO} Creating directory .emacs.d/
	mkdir $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/)
endif

ifeq ("$(wildcard ${INSTALLDIR}/.emacs.d/elpa)","")
	${ECHO} Creating directory .emacs.d/elpa/
	mkdir $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/elpa)
endif

ifeq ("$(wildcard ${INSTALLDIR}/.emacs.d/lisp)","")
	${ECHO} Creating directory .emacs.d/lisp/
	mkdir $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/lisp)
endif

ifeq ("$(wildcard ${INSTALLDIR}/.emacs.d/lisp/vendor)","")
	${ECHO} Creating directory .emacs.d/lisp/vendor/
	mkdir $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/lisp/vendor)
endif

ifeq ("$(wildcard ${INSTALLDIR}/.emacs.d/snippets)","")
	${ECHO} Creating directory .emacs.d/snippets/
	mkdir $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/snippets)
endif

	${ECHO} Copying emacs files.
	${CP} .emacs $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs)
	${CP} $(call NORMALIZE_PATH,.emacs.d/lisp/*.el) $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/lisp)
	${CP} $(call NORMALIZE_PATH,.emacs.d/lisp/vendor/*.el) $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d/lisp/vendor)

compile:
ifneq ("$(wildcard ${EMACS})","")
	${ECHO} Byte compiling scripts.
	$(foreach file,$(CUSTOM_ELISP),${EMACS} ${COMPILE_FLAGS})
else
	$(error Error: Emacs not found (${EMACS}).)
endif

clean:
	${RMDIR} $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs.d)
	${RM} $(call NORMALIZE_PATH,${INSTALLDIR}/.emacs)

profile:
ifneq ("$(wildcard ${EMACS})","")
	${EMACS} ${PROFILE_FLAGS}
else
	$(error Error: Emacs not found (${EMACS}).)
endif