# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.  This file is offered as-is,
# without any warranty.

PREFIX =
SYSCONF = /etc
DEV = /dev
BIN = /bin
SBIN = /sbin
DATA = /usr/share
LICENSES = $(DATA)/licenses
COMMAND = got
PKGNAME = gates-of-tartaros
SSH = ssh

SH = bash
SH_SHEBANG = /usr/bin/env $(SH)

EXAMPLES =\
	allow-uppercase\
	baudrate\
	cerberus\
	commands\
	hide-username\
	issue-file\
	loadkeys\
	lower-left-ponysay\
	no-empty-user\
	readline\
	revoke-access\
	README



.PHONY: default
default: cmd info

.PHONY: all
all: cmd doc

.PHONY: doc
doc: info pdf ps dvi

obj/gates-of-tartaros.texinfo: info/gates-of-tartaros.texinfo
	mkdir -p obj
	cp "$<" "$@"
	sed -i 's:^@set BIN /bin:@set BIN $(PREFIX)$(BIN):g' "$@"
	sed -i 's:^@set SBIN /sbin:@set SBIN $(PREFIX)$(SBIN):g' "$@"
	sed -i 's:^@set DEV /dev:@set DEV $(DEV):g' "$@"
	sed -i 's:^@set ETC /etc:@set ETC $(SYSCONF):g' "$@"
	sed -i 's:^@set GOT got:@set GOT $(COMMAND):g' "$@"
	sed -i 's:^@set SSH ssh:@set SSH $(SSH):g' "$@"

obj/fdl.texinfo: info/fdl.texinfo
	mkdir -p obj
	cp "$<" "$@"

.PHONY: info
info: gates-of-tartaros.info
%.info: obj/%.texinfo obj/fdl.texinfo
	makeinfo "$<"

.PHONY: pdf
pdf: gates-of-tartaros.pdf
%.pdf: obj/%.texinfo obj/fdl.texinfo
	@mkdir -p obj/pdf
	cd obj/pdf && yes X | texi2pdf "../../$<"
	mv "obj/pdf/$@" "$@"

.PHONY: dvi
dvi: gates-of-tartaros.dvi
%.dvi: obj/%.texinfo obj/fdl.texinfo
	@mkdir -p obj/dvi
	cd obj/dvi && yes X | $(TEXI2DVI) "../../$<"
	mv "obj/dvi/$@" "$@"

.PHONY: ps
ps: gates-of-tartaros.ps
%.ps: obj/%.texinfo obj/fdl.texinfo
	@mkdir -p obj/ps
	cd obj/ps && yes X | texi2pdf --ps "../../$<"
	mv "obj/ps/$@" "$@"

.PHONY: cmd
cmd: got.install

got.install: got
	cp "$<" "$@"
	sed -i 's:#!/usr/bin/env bash:#!$(SH_SHEBANG):g' "$@"
	sed -i 's:@prefix@:$(PREFIX):g' "$@"
	sed -i 's:@dev@:$(DEV):g' "$@"
	sed -i 's:@etc@:$(SYSCONF):g' "$@"
	sed -i 's:@command@:$(COMMAND):g' "$@"
	sed -i 's:@ssh@:$(SSH):g' "$@"



.PHONY: install
install: install-cmd install-info

.PHONY: install
install-all: install-cmd install-doc

.PHONY: install-cmd
install-cmd: install-core install-examples

.PHONY: install-core
install-core: got.install
	mkdir -p -- "$(DESTDIR)$(PREFIX)$(SBIN)/"
	cp -- got.install "$(DESTDIR)$(PREFIX)$(SBIN)/got"
	mkdir -p -- "$(DESTDIR)$(LICENSES)/$(PKGNAME)/"
	cp -- COPYING LICENSE "$(DESTDIR)$(LICENSES)/$(PKGNAME)/"

.PHONY: install-examples
install-examples: $(foreach EXAMPLE, $(EXAMPLES), gotrc-examples/$(EXAMPLE))
	mkdir -p -- "$(DESTDIR)$(SYSCONF)/gotrc.examples"
	cp -- $(foreach EXAMPLE, $(EXAMPLES), gotrc-examples/$(EXAMPLE)) "$(DESTDIR)$(SYSCONF)/gotrc.examples"

.PHONY: install-doc
install-doc: install-info install-pdf install-ps install-dvi

.PHONY: install-info
install-info: gates-of-tartaros.info
	mkdir -p -- "$(DESTDIR)$(DATA)/info/"
	cp -- gates-of-tartaros.info "$(DESTDIR)$(DATA)/info/$(PKGNAME).info"

.PHONY: install-pdf
install-pdf: gates-of-tartaros.pdf
	mkdir -p -- "$(DESTDIR)$(DATA)/doc/"
	cp -- gates-of-tartaros.pdf "$(DESTDIR)$(DATA)/doc/$(PKGNAME).pdf"

.PHONY: install-ps
install-ps: gates-of-tartaros.ps
	mkdir -p -- "$(DESTDIR)$(DATA)/doc/"
	cp -- gates-of-tartaros.ps "$(DESTDIR)$(DATA)/doc/$(PKGNAME).ps"

.PHONY: install-dvi
install-dvi: gates-of-tartaros.dvi
	mkdir -p -- "$(DESTDIR)$(DATA)/doc/"
	cp -- gates-of-tartaros.dvi "$(DESTDIR)$(DATA)/doc/$(PKGNAME).dvi"



.PHONY: uninstall
uninstall:
	-rm -- "$(DESTDIR)$(PREFIX)$(SBIN)/got"
	-rm -r -- "$(DESTDIR)$(SYSCONF)/gotrc.examples"
	-rm -- "$(DESTDIR)$(LICENSES)/$(PKGNAME)/COPYING"
	-rm -- "$(DESTDIR)$(LICENSES)/$(PKGNAME)/LICENSE"
	-rmdir -- "$(DESTDIR)$(LICENSES)/$(PKGNAME)"
	-rm -- "$(DESTDIR)$(DATA)/info/$(PKGNAME).info"
	-rm -- "$(DESTDIR)$(DATA)/doc/$(PKGNAME).pdf"
	-rm -- "$(DESTDIR)$(DATA)/doc/$(PKGNAME).ps"
	-rm -- "$(DESTDIR)$(DATA)/doc/$(PKGNAME).dvi"



.PHONY: clean
clean:
	-rm -fr -- *.install *.info *.pdf *.ps *.dvi obj