# -*- Makefile -*-
# MANUAL

srcdir := @srcdir@

wcman_matches := $(shell find "${srcdir}/extensions" -name 'libxt_[a-z]*.man' -print | sort)
wcman_targets := $(shell find "${srcdir}/extensions" -name 'libxt_[A-Z]*.man' -print | sort)
wlist_matches := $(patsubst ${srcdir}/libxt_%.man,%,${wcman_matches})
wlist_targets := $(patsubst ${srcdir}/libxt_%.man,%,${wcman_targets})

.PHONY: FORCE

FORCE:

.manpages.lst: FORCE
	@echo "${wlist_targets} ${wlist_matches}" >$@.tmp; \
	cmp -s $@ $@.tmp || mv $@.tmp $@; \
	rm -f $@.tmp;

man_run = \
	${AM_V_GEN}for ext in $(1); do \
		name="$${ext%.man}"; \
		name="$${name\#\#*/libxt_}"; \
		if [ -f "$$ext" ]; then \
			echo ".SS $$name"; \
			cat "$$ext" || exit $$?; \
			continue; \
		fi; \
	done >$@;

all: xtables-addons.8

xtables-addons.8: ${srcdir}/xtables-addons.8.in matches.man targets.man
	${AM_V_GEN}sed -e '/@MATCHES@/ r matches.man' -e '/@TARGET@/ r targets.man' $< >$@;

matches.man: .manpages.lst ${wcman_matches}
	$(call man_run,${wlist_matches})

targets.man: .manpages.lst ${wcman_targets}
	$(call man_run,${wlist_targets})

clean:
	rm -f xtables-addons.8 matches.man targets.man
