#
# Makefille for the phone-number letterizer
#
# SPDX-FileCopyrightText: (C) Eric S. Raymond <esr@thyrsus.com>
# SPDX-License-Identifier: BSD-2-Clause

PREFIX      ?= /usr/local
BINDIR      ?= $(PREFIX)/bin
DATADIR     ?= $(PREFIX)/share
MANDIR      ?= $(DATADIR)/man

VERSION=$(shell sed -n <NEWS '/^[0-9]/s/:.*//p' | head -1)

CFLAGS += -O -Wall -Werror -Wextra -Wno-parentheses

# Rules

# Note: to suppress the footers with timestamps being generated in HTML,
# we use "-a nofooter".
# To debug asciidoc problems, you may need to run "xmllint --nonet --noout --valid"
# on the intermediate XML that throws an error.
.SUFFIXES: .html .adoc .1

.adoc.1:
	asciidoctor -D. -a nofooter -b manpage $<
.adoc.html:
	asciidoctor -D. -a nofooter -a webfonts! $<

.PHONY: all clean spellcheck reflow
.PHONY: install uninstall version dist release refresh

# Build

all: letterize letterize.1

letterize: letterize.c

clean:
	rm -f letterize letterize.tar letterize*.gz letterize*.rpm
	rm -f *~ *.1 *.html

# Validate

spellcheck:
	@spellcheck letterize.adoc

reflow:
	@clang-format --style="{IndentWidth: 8, UseTab: ForIndentation}" -i $$(find . -name "*.[ch]")

# Install/uninstall

install:
	install -d $(DESTDIR)$(BINDIR)
	install -m 755 letterize $(DESTDIR)$(BINDIR)/letterize
	install letterize.1 $(DESTDIR)$(MANDIR)/man1/letterize.1

uninstall:
	rm -f $(DESTDIR)$(BINDIR)/letterize
	rm -f $(DESTDIR)$(MANDIR)/man1/letterize.1

# Export

version:
	@echo $(VERSION)

SOURCES = README.adoc COPYING NEWS letterize.adoc Makefile letterize.c

letterize-$(VERSION).tar.gz: $(SOURCES)
	mkdir letterize-$(VERSION)
	cp -r $(SOURCES) letterize-$(VERSION)
	tar -czf letterize-$(VERSION).tar.gz letterize-$(VERSION)
	rm -fr letterize-$(VERSION)
	ls -l letterize-$(VERSION).tar.gz

dist: letterize-$(VERSION).tar.gz

release: letterize-$(VERSION).tar.gz letterize.html
	shipper version=$(VERSION) | sh -e -x

refresh: letterize.html
	shipper -N -w version=$(VERSION) | sh -e -x

# end
