# Tue Oct 12 10:46:03 EDT 2010
#
# Created by: Vincent Batts, vbatts@hashbangbash.com
#
# Make help http://hashbangbash.com/~vbatts/Books/make/
#

TMP := /tmp/pam_hackings
TAG := pam

sourcedir := source
packages := \
	cracklib \
	pam \
	shadow \
	polkit \
	at \
	libcgroup \
	ConsoleKit \
	proftpd \
	popa3d \
	netatalk \
	openssh \
	openvpn \
	vsftpd \
	samba \
	ppp \
	hplip \
	sudo \
	screen \
	xscreensaver \
	xlockmore \
	cups

#kdebase-workspace \

find_files = $(shell find $(sourcedir)/*/$(1)/ -type f)

$(foreach pkg,$(packages),$(eval files_$(pkg) := $(call find_files,$(pkg))))

.PHONY: all
all: install-all
	
build-all: $(addprefix .,$(addsuffix .build,$(packages)))

install-all: $(addprefix .,$(addsuffix .install,$(packages)))

.%.install: .%.build
	$(eval pkg_name=$(subst .,,$(subst install,,$@)))
	$(eval choice=$(shell ls -t $(TMP)/$(pkg_name)*.t?z | head -1))
	sudo /sbin/upgradepkg --reinstall --install-new \
	$(choice) && \
	touch $(PWD)/$@

.%.build: $(files_$(subst .,,$(subst build,,$@)))
	$(eval pkg_name=$(subst .,,$(subst build,,$@)))
	$(eval build=$(shell grep ^BUILD $(sourcedir)/*/$(pkg_name)/$(pkg_name).SlackBuild | sed 's/^.*\([[:digit:]]\).*$$/\1_$(TAG)/g'))
	cd $(sourcedir)/*/$(pkg_name) && \
	sudo TMP=$(TMP) \
	BUILD=$(build) \
	sh $(pkg_name).SlackBuild && \
	touch $(PWD)/$@

.%.clean: 
	$(eval pkg_name=$(subst .,,$(subst clean,,$@)))
	rm -rf $(PWD)/.$(pkg_name).build $(PWD)/.$(pkg_name).install

help:
	@echo
	@echo This Makefile has a synthetic setup, so the targets are not static
	@echo
	@echo the avaiable synthetic install targets are
	@echo $(addprefix .,$(addsuffix .install,$(packages)))
	@echo
	@echo the avaiable synthetic build targets are
	@echo $(addprefix .,$(addsuffix .build,$(packages)))
	@echo
	@echo the avaiable synthetic clean targets are
	@echo $(addprefix .,$(addsuffix .clean,$(packages)))
	@echo
	@echo

touch:
	touch $(addprefix $(PWD)/.,$(addsuffix .build,$(packages)))
	touch $(addprefix $(PWD)/.,$(addsuffix .install,$(packages)))
clean:
	rm -rf $(PWD)/.*.build $(PWD)/.*.install
	find . -name '*~' | xargs rm -f

dist-clean: clean
	sudo rm -rf $(TMP)/package-*