asm-setup

#!/usr/bin/make -sf
#
# Copyright 2016-2017 Gaël PORTAY <gael.portay@gmail.com>
#
# Licensed under the MIT license.
#

PREFIX ?= /usr/local

.INTERMEDIATE: index.html

__make		:= make
__install	:= cp -d
__makefile	:= $(firstword $(MAKEFILE_LIST))

ifeq ($(__makefile),Makefile)
all: asm
else
__make		:= $(__makefile)
__install	:= mv

all:
	make -f $(__makefile) error >&2
	@echo '' >&2
	@exit 1

error:
	@echo 'Usage: $(__make) [un]install [PREFIX=/usr] [DESTDIR=] to install binary to system.'
	@echo ''
	@echo 'Example 1: install for all users'
	@echo '# $(__make) install'
	@echo 'or with super-user privileges:'
	@echo '$$ sudo $(__make) install'
	@echo ''
	@echo 'Example 2: install for current user only'
	@echo '$$ $(__make) install DESTDIR=~ PREFIX='
	@echo 'or using install-user alias:'
	@echo '$$ $(__make) install-user'

Makefile:
	ln -s $(__makefile) $@
endif

help:
	@echo 'Usage: $(__make) [all]                                to download sources to current directory.'
	@echo '       $(__make) [un]install [PREFIX=/usr] [DESTDIR=] to install binary to system.'
	@echo '       $(__make) [un]install-user                     to install binary to current user.'
	@echo '       $(__make) android-screen-monitor               to fetch sources.'
	@echo '       $(__make) clean                                to remove temporary files.'
ifneq ($(__makefile),Makefile)
	@echo '       $(__make) Makefile                             to create a Makefile symlink and then run make frontend.'
endif
	@echo '       $(__make) help                                 to display this message.'

index.html:
	wget -qO- http://adakoda.github.io/android-screen-monitor/ >$@

asm.jar: index.html
	sed -n '/Download<\/h3>/,/^$$/{//d;s,.*Version \([0-9.]*\) - <a.*href="\(.*\)">\(.*\)</a>.*,wget -O- \2 | gzip -d >asm-\1.jar \&\& ln -s asm-\1.jar $@ \&\& exit 0,p}' $< | sh

asm: index.html asm.jar
	sed -n '/Run<\/h3>/,/^$$/{//d;/<pre><code>/s,.*<code>*\$$ \(.*\)</code>.*,#!/bin/sh\n\1 \$$*,p}' $< >$@
	chmod a+x $@

android-screen-monitor:
	git clone git@github.com:adakoda/android-screen-monitor.git

install: asm
	install -d $(DESTDIR)$(PREFIX)/bin
	$(__install) asm asm.jar $(shell readlink asm.jar) $(DESTDIR)$(PREFIX)/bin
	sed -e '/^java/s,asm.jar,$(DESTDIR)$(PREFIX)/bin/asm.jar,' -i $(DESTDIR)$(PREFIX)/bin/asm

uninstall:
	-for bin in asm asm.jar $(shell readlink asm.jar); do rm -f $(DESTDIR)$(PREFIX)/bin/$$bin; done

install-user:
	make -f $(__makefile) install DESTDIR=~ PREFIX=

uninstall-user:
	make -f $(__makefile) uninstall DESTDIR=~ PREFIX=

clean:
	rm -f Makefile asm asm.jar asm-*.jar