NAME     = gophernicus
PACKAGE  = $(NAME)
BINARY   = $(NAME)
VERSION  = 3.1.1
CODENAME = Dungeon Edition

SOURCES = src/$(NAME).c src/file.c src/menu.c src/string.c src/platform.c src/session.c src/options.c src/log.c
HEADERS = src/files.h src/filetypes.h
OBJECTS = $(SOURCES:.c=.o)
README  = README.md
MANPAGE = gophernicus.8
MAP     = gophermap

DESTDIR ?= /
PREFIX   = @PREFIX@
BINDIR   = @BINDIR@
SBINDIR  = @SBINDIR@
MANDIR   = @MANDIR@
MAN8DIR  = @MAN8DIR@

INSTALL      = @INSTALL@
INSTALL_ARGS = -o 0 -g 0
ROOT         = @ROOT@
OSXROOT      = /Library/GopherServer

INETD   = @INETD_CONF@
XINETD  = @XINETD_CONF@
# get OPTIONS line from gophernicus.env and use that also for inetd
INETOPT  = $$(grep '^OPTIONS=' init/$(NAME).env | tail -n 1 | sed -e 's/OPTIONS="*//;s/"*$$//')
LAUNCHD  = @LAUNCHD@
PLIST    = org.$(NAME).server.plist
HAIKU_SRV = @HAIKUSRV@
DEFAULT  = @DEFAULT@
SYSCONF  = @SYSCONF@
SYSTEMD  = @SYSTEMD@

CC      ?= @CC@
HOSTCC  ?= @HOSTCC@
CFLAGS  := -O2 -Wall @LIBWRAP@ $(CFLAGS)
LDFLAGS := $(LDFLAGS)

IPCRM   ?= @IPCRM@
MAKE    ?= @MAKE@

all:
	$(MAKE) headers
	$(MAKE) src/$(BINARY)

headers: $(HEADERS)

src/$(NAME).c: src/$(NAME).h

src/$(BINARY): $(OBJECTS)
	$(CC) $(OBJECTS) $(CFLAGS) -o $@ $(LDFLAGS)

.c.o:
	$(CC) -c $(CFLAGS) -DVERSION="\"$(VERSION)\"" -DCODENAME="\"$(CODENAME)\"" -DDEFAULT_ROOT="\"$(ROOT)\"" $< -o $@

src/filetypes.h: src/filetypes.conf
	sh src/filetypes.sh < src/filetypes.conf > $@

src/bin2c: src/bin2c.c
	$(HOSTCC) src/bin2c.c -o $@

src/files.h: src/bin2c
	sed -e '/^(end of option list)/,$$d' README.md > README.options
	./src/bin2c -0 -n README README.options > $@
	./src/bin2c -0 LICENSE >> $@
	./src/bin2c -n ERROR_GIF error.gif >> $@

# Clean cases

clean: @CLEAN_SHM@
	rm -rf src/$(BINARY) $(OBJECTS) $(HEADERS) README.options README src/bin2c

clean-shm:
	$(IPCRM) -M $$(awk '/SHM_KEY/ { print $$3 }' src/$(NAME).h) || true

# Install cases

install: src/$(BINARY) @CLEAN_SHM@ install-man @INSTALL_ROOT@ @INSTALL_OSX@ @INSTALL_HAIKU@ @INSTALL_SYSTEMD@ @INSTALL_XINETD@ @INSTALL_INETD_MANUAL@ @INSTALL_INETD_UPDATE@
	$(INSTALL) -d -m 755 $(DESTDIR)$(SBINDIR)
	$(INSTALL) -s -m 755 -t $(DESTDIR)$(SBINDIR) src/$(BINARY)
	@$(MAKE) -s install-msg

install-msg:
	echo
	echo "======================================================================"
	echo
	echo "If there were no errors shown above,"
	echo "Gophernicus has now been succesfully installed."
	echo
	@INSTALL_MSG_INETD@
	@INSTALL_MSG_XINETD@
	@INSTALL_MSG_SYSTEMD@
	@INSTALL_MSG_OSX@
	@INSTALL_MSG_HAIKU@
	$(MAKE) install-msg-final

install-msg-inetd:
	echo "Please restart the inetd daemon to allow your gopher root to be"
	echo "accessed."
	echo "On systemd distributions:"
	echo "    systemctl restart inetd"
	echo

install-msg-xinetd:
	echo "Please restart the xinetd daemon to allow your gopher root to be"
	echo "accessed."
	echo "On systemd distributions:"
	echo "    systemctl restart xinetd"
	echo "You can configure arguments, including the hostname, in $(INETD)."
	echo

install-msg-systemd:
	echo "Please enable and start gophernicus.socket using the commands:"
	echo "    systemctl enable gophernicus.socket"
	echo "    systemctl start gophernicus.socket"
	echo "to allow your gopher root to be accessed."
	echo "You can configure arguments, including the hostname, in"
	echo "$(DEFAULT)/$(NAME) or $(SYSCONF)/$(NAME)."
	echo

install-msg-osx:
	echo "Please reboot your computer to allow your gopher root to be accessed."
	echo "You can configure arguments, including the hostname, in $(LAUNCHD)."
	echo

install-msg-haiku:
	echo "Please reboot your computer to allow your gopher root to be accessed."
	echo "You can configure arguments, including the hostname, in $(HAIKU_SRV)"
	echo "under the gophernicus section."
	echo

install-msg-final:
	echo "======================================================================"
	echo

install-man:
	$(INSTALL) -d -m 755 $(DESTDIR)$(MAN8DIR)
	$(INSTALL) -m 644 -t $(DESTDIR)$(MAN8DIR) $(MANPAGE)

install-root:
	$(INSTALL) -d -m 755 $(DESTDIR)$(ROOT)
	[ ! -f $(DESTDIR)$(ROOT)/gophermap ] && $(INSTALL) -m 644 $(MAP).sample $(DESTDIR)$(ROOT)/gophermap

install-inetd-update: install-root
	update-inetd --add "$$(sed -e "s:@BINARY_PATH@:$(SBINDIR)/$(BINARY):g" -e "s/@OPTIONS@/$(INETOPT)/g" init/inetlin.in)"
	update-inetd --enable gopher

install-inetd-manual: install-root
	sed -e "s:@BINARY_PATH@:$(SBINDIR)/$(BINARY):g" -e "s/@OPTIONS@/$(INETOPT)/g" init/inetlin.in >> $(DESTDIR)$(INETD)

install-xinetd: install-root
	$(INSTALL) -d -m 755 $(DESTDIR)/etc/xinetd.d
	sed -i -e "s:@BINARY@:$(SBINDIR)/$(BINARY):g" init/$(NAME).xinetd
	$(INSTALL) -m 644 -T init/$(NAME).xinetd $(DESTDIR)$(XINETD)

install-osx: install-root
	$(INSTALL) -m 644 init/$(PLIST) $(DESTDIR)$(LAUNCHD)
	chown -h root:admin $(DESTDIR)$(ROOT) $(DESTDIR)$(ROOT)/*
	chmod -h 0775 $(DESTDIR)$(ROOT)

install-haiku: install-root
	sed -e "s/@BINARY@/$(BINARY)/g" init/haiku_snippet.in >> $(DESTDIR)$(HAIKU_SRV)
	chown user:root $(DESTDIR)$(DOCDIR)/* $(DESTDIR)$(SBINDIR)/$(BINARY) $(DESTDIR)$(ROOT)/$(MAP)

install-systemd: install-root
	$(INSTALL) -d -m 755 $(DESTDIR)$(SYSCONF)
	$(INSTALL) -m 644 -T init/$(NAME).env $(DESTDIR)$(SYSCONF)/$(NAME)
	$(INSTALL) -d -m 755 $(DESTDIR)$(DEFAULT)
	$(INSTALL) -m 644 -T init/$(NAME).env $(DESTDIR)$(DEFAULT)/$(NAME)
	$(INSTALL) -d -m 755 $(DESTDIR)$(SYSTEMD)
	$(INSTALL) -m 644 -t $(DESTDIR)$(SYSTEMD) init/$(NAME).socket
	sed -i -e "s:@BINARY@:$(SBINDIR)/$(BINARY):g" init/$(NAME)\@.service
	$(INSTALL) -m 644 -t $(DESTDIR)$(SYSTEMD) init/$(NAME)\@.service

uninstall: @UNINSTALL_INETD_UPDATE@ @UNINSTALL_INETD_MANUAL@ @UNINSTALL_XINETD@ @UNINSTALL_OSX@ @UNINSTALL_SYSTEMD@
	rm -f $(DESTDIR)$(SBINDIR)/$(BINARY)
	rm -f $(DESTDIR)$(MAN8DIR)/$(MANPAGE)

uninstall-inetd-update:
	update-inetd --remove "^gopher.*gophernicus"

uninstall-inetd-manual:
	sed -i '/^gopher/d' $(DESTDIR)$(INETD)

uninstall-xinetd:
	rm -f $(DESTDIR)$(XINETD)

uninstall-osx:
	rm -f $(DESTDIR)$(LAUNCHD)/$(PLIST)

uninstall-haiku:
	rm -f $(DESTDIR)$(HAIKU_SRV)

uninstall-systemd:
	rm -f $(DESTDIR)$(SYSCONF)/$(NAME)/$(NAME).env
	rm -f $(DESTDIR)$(DEFAULT)/$(NAME)/$(NAME).env
	rm -f $(DESTDIR)$(SYSTEMD)/$(NAME).socket
	rm -f $(DESTDIR)$(SYSTEMD)/$(NAME)\@.service