# GNU coding standards
prefix ?= /usr/local
exec_prefix ?= $(prefix)
bindir ?= $(exec_prefix)/bin
sbindir ?= $(exec_prefix)/sbin
libdir ?= $(exec_prefix)/lib
libexecdir ?= $(exec_prefix)/libexec
sysconfdir ?= $(prefix)/etc
srcdir ?= $(prefix)/src
datarootdir ?= $(prefix)/share

## Utilities
# Install to a target directory without executable bit
INSTALL=install -m644 -D --target-directory
# Always try copy-on-write
COPY=cp --reflink=auto

# TODO use argeo-build
BUILD_BASE ?= output/argeo-freed
all:
	mkdir -p $(BUILD_BASE)$(sysconfdir) $(BUILD_BASE)$(bindir) $(BUILD_BASE)$(libdir) $(BUILD_BASE)$(libexecdir)
	$(COPY) -r etc/* $(BUILD_BASE)$(sysconfdir)
	$(COPY) -r bin/* $(BUILD_BASE)$(bindir)
	$(COPY) -r lib/* $(BUILD_BASE)$(libdir)
	$(COPY) -r libexec/* $(BUILD_BASE)$(libexecdir)
	sed -i 's|/usr/local/etc|$(sysconfdir)|g' $(BUILD_BASE)$(libdir)/systemd/*/argeo*.service
	sed -i 's|/usr/local/lib|$(libdir)|g' $(BUILD_BASE)$(libdir)/systemd/*/argeo*.service
	sed -i 's|/usr/local/share|$(datarootdir)|g' $(BUILD_BASE)$(libdir)/systemd/*/argeo*.service
	sed -i 's|/usr/local/share|$(datarootdir)|g' $(BUILD_BASE)$(bindir)/*
	sed -i 's|/usr/local/lib|$(libdir)|g' $(BUILD_BASE)$(libdir)/sysj/jvm.args
#	$(MAKE) -C sjbin all

clean:
	$(RM) -r $(BUILD_BASE)
#	$(MAKE) -C sjbin clean

distclean: clean

install:
	mkdir -p $(DESTDIR)$(sysconfdir) $(DESTDIR)$(bindir) $(DESTDIR)$(libdir) $(DESTDIR)$(libexecdir)
# TODO use install and wildcard ?
	$(COPY) -v -r --no-clobber $(BUILD_BASE)$(sysconfdir)/* $(DESTDIR)$(sysconfdir)
	$(COPY) -v -r $(BUILD_BASE)$(libdir)/* $(DESTDIR)$(libdir)
	install -m755 -D --target-directory $(DESTDIR)$(bindir) $(BUILD_BASE)$(bindir)/* 
	install -m755 -D --target-directory $(DESTDIR)$(libexecdir)/ipsec $(BUILD_BASE)$(libexecdir)/ipsec/*
#	systemctl daemon-reload

uninstall:
# TODO fix warning when directory does not exist
	$(foreach f, $(shell cd $(BUILD_BASE)$(bindir) && find . -type f), $(RM) $(DESTDIR)$(bindir)/$(f);)
	$(foreach f, $(shell cd $(BUILD_BASE)$(libdir) && find . -type f), $(RM) $(DESTDIR)$(libdir)/$(f);)
	$(foreach f, $(shell cd $(BUILD_BASE)$(libexecdir) && find . -type f), $(RM) $(DESTDIR)$(libexecdir)/$(f);)
# TODO remove empty directories
#	@if [ -d $(A2_INSTALL_TARGET) ]; then find $(A2_INSTALL_TARGET) -empty -type d -delete; fi

purge: uninstall	
	$(foreach f, $(shell cd $(BUILD_BASE)$(sysconfdir) && find . -type f), $(RM) $(DESTDIR)$(sysconfdir)/$(f);)