.POSIX:
CC           = c99
CFLAGS       = -std=c99 -Wall -Wextra -Wpedantic -fPIC -g -O3
LDFLAGS      = -Wl,-rpath,$$LIBRARY_PATH
LDLIBS       =
PREFIX       = /usr/local
MANPREFIX    = $(PREFIX)/share/man
VERSION      = 0.2.1
DATE         = 2021-02-23
DEFS         = -DVERSION='"$(VERSION)"' -DDATE='"$(DATE)"'
NAME         = remembering
MAILING_LIST = public-inbox

sources = src/remembering.c

manpages = \
	doc/remembering.1 \
	doc/remembering.5

all: remembering run-tests

remembering: remembering-sh
	cp $? $@

remembering-sh: src/remembering.sh
	$(do_subst) < $? > $@-t
	chmod +x $@-t
	mv $@-t $@

remembering-c: $(sources)
	$(CC) $(CFLAGS) $(DEFS) $(LDFLAGS)                   -o $@ $(sources) $(LDLIBS)

run-tests: $(sources)
	$(CC) $(CFLAGS) $(DEFS) $(LDFLAGS) -DTEST            -o $@ $(sources) $(LDLIBS)

fallible-tests: $(sources)
	$(CC) $(CFLAGS) $(DEFS) $(LDFLAGS) -DTEST -DFALLIBLE -o $@ $(sources) $(LDLIBS) -lfallible

check: all
	./run-tests
	sh tests/cli-opts.sh
	sh tests/ranking.sh
	sh tests/signals.sh

dev-check: check fallible-tests
	valgrind `fallible-check --valgrind-flags` ./run-tests
	fallible-check ./fallible-tests
	sh aux/assert-shellcheck.sh
	sh aux/workflow/assert-todos.sh
	sh aux/workflow/assert-changelog.sh $(NAME)
	sh aux/workflow/assert-readme.sh $(NAME) $(MAILING_LIST)
	sh aux/workflow/assert-manpages.sh $(NAME) $(MAILING_LIST)

clean:
	rm -rf public/ tests/test-profiles/ remembering remembering-sh remembering-c run-tests fallible* vgcore* remembering-test.*

do_subst = sed                      \
  -e 's:[@]VERSION[@]:$(VERSION):g' \
  -e 's:[@]DATE[@]:$(DATE):g'

install: all
	install -m 755 -D remembering $(DESTDIR)$(PREFIX)/bin/remembering
	for m in $(manpages); do \
		n=$${m##*.}; \
		mkdir -p $(DESTDIR)$(MANPREFIX)/man$$n; \
		$(do_subst) < $$m | gzip > $(DESTDIR)$(MANPREFIX)/man$$n/`basename $$m`.gz; \
	done

uninstall:
	rm -f $(DESTDIR)$(PREFIX)/bin/remembering
	for m in $(manpages); do rm -f $(DESTDIR)$(MANPREFIX)/man$${##*.}/`basename $$m`.gz; done

dist: clean public dev-check
	sh aux/workflow/dist.sh $(DATE) $(VERSION) $(NAME)

public: README.md TODOs.md CHANGELOG.md $(manpages)
	sh aux/workflow/public.sh Remembering $(NAME) $(MAILING_LIST)
	for m in $(manpages); do groff -m man -Thtml $$m > public/`basename $$m`.html; done

.PHONY: all clean check dev-check dist install uninstall