PREFIX=/usr

manpages=vcsh.1
all=test manpages

all: $(all)

install: all
	install -d $(DESTDIR)$(PREFIX)/bin
	install -m 0755 vcsh $(DESTDIR)$(PREFIX)/bin
	install -d $(DESTDIR)$(PREFIX)/share/man/man1
	install -m 0644 $(manpages)  $(DESTDIR)$(PREFIX)/share/man/man1
	install -d $(DESTDIR)$(PREFIX)/share/doc/vcsh
	install -m 0644 INSTALL.md README.md $(DESTDIR)$(PREFIX)/share/doc/vcsh
	install -d $(DESTDIR)$(PREFIX)/share/zsh/vendor-completions
	install -m 0644 _vcsh $(DESTDIR)$(PREFIX)/share/zsh/vendor-completions

manpages: $(manpages)

vcsh.1: doc/vcsh.1.ronn
	ronn < doc/vcsh.1.ronn > vcsh.1

clean:
	rm -rf vcsh.1

uninstall:
	rm -rf $(DESTDIR)$(PREFIX)/bin/vcsh
	rm -rf $(DESTDIR)$(PREFIX)/share/man/man1/vcsh.1
	rm -rf $(DESTDIR)$(PREFIX)/share/doc/vcsh
	rm -rf $(DESTDIR)$(PREFIX)/share/zsh/vendor-completions/_vcsh

# Potentially harmful, used a non-standard option on purpose.
# If PREFIX=/usr/local and that's empty...
purge: uninstall
	rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(PREFIX)/bin/
	rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(PREFIX)/share/man/man1/
	rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(PREFIX)/share/doc/
	rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(PREFIX)/share/zsh/vendor-completions/

test:
	if which git > /dev/null ; then :; else echo "'git' not found, exiting..."; exit 1; fi

moo:
	if [ -x /usr/games/cowsay ]; then /usr/games/cowsay "I hope you're happy now..."; fi