.PHONY: all build gtags check doc info html doc-inner install uninstall install-info uninstall-info install-casl2lib uninstall-casl2lib version gittag clean clean-src clean-gtags clean-test clean-doc clean-doc-inner

CMD := casl2 comet2 dumpword

CAT := cat
CP := cp
ECHO := echo
GITTAG := git tag
GTAGS := gtags
INSTALL := install
SED := sed
WHICH := which

prefix ?= ~
bindir ?= $(prefix)/bin

VERSION = $(shell $(CAT) VERSION)
VERSIONFILES = include/package.h test/system/casl2/opt_v/0.txt test/system/comet2/opt_v/0.txt test/system/dumpword/opt_v/0.txt

all: build doc gtags

build: version
	$(MAKE) -C src all
	$(CP) $(addprefix src/,$(CMD)) ./

gtags:
	$(if $(strip $(shell $(WHICH) $(GTAGS))),$(GTAGS),@$(ECHO) '$(GTAGS): not found')

doc:
	$(MAKE) -C doc base
	$(MAKE) INSTALL

INSTALL: doc/install.txt
	$(CP) $< $@

docall:
	$(MAKE) -C doc all

info:
	$(MAKE) -C doc info

html:
	$(MAKE) -C doc html

doc-inner:
	$(MAKE) -C doc_inner all

check:
	$(MAKE) -sC test/system

install: casl2 comet2 dumpword install-info install-casl2lib
	$(INSTALL) -d $(bindir)
	$(INSTALL) $(CMD) $(bindir)/

uninstall: uninstall-info uninstall-casl2lib
	$(RM) $(prefix $(bindir)/,$(CMD))

install-info:
	$(MAKE) -C doc install-info

uninstall-info:
	$(MAKE) -C doc uninstall-info

install-casl2lib:
	$(MAKE) -C as/casl2lib install-casl2lib

uninstall-casl2lib:
	$(MAKE) -C as/casl2lib uninstall-casl2lib

version: $(VERSIONFILES)
	@$(ECHO) "YACASL2 Version: $(VERSION)"

$(VERSIONFILES): VERSION
	@$(SED) -e "s/@@VERSION@@/$(VERSION)/g" $@.version >$@

gittag: VERSION
	$(GITTAG) $(VERSION)

clean: clean-cmd clean-src clean-gtags clean-doc clean-doc-inner clean-version

clean-cmd:
	@$(RM) $(CMD)

clean-src:
	@$(MAKE) -sC src clean

clean-gtags:
	@$(RM) GPATH GRTAGS GSYMS GTAGS

clean-doc:
	@$(MAKE) -sC doc clean

clean-doc-inner:
	@$(MAKE) -sC doc_inner clean

clean-version:
	@$(RM) $(VERSIONFILES)

clean-test:
	@$(MAKE) -sC test clean