TOP = .

RELEASE_LOCAL = configure/RELEASE.local
CONFIG_SITE_LOCAL = configure/CONFIG_SITE.local

AC_DIR = tools/autoconf
DOC_DIR = documentation

ifeq ($(filter $(MAKECMDGOALS),configure distclean),)
  # Command-line goal is neither configure nor distclean

  ifeq ($(wildcard $(RELEASE_LOCAL)),)
    # RELEASE.local file doesn't exist

    all:
    %:
	@echo "The required file $(RELEASE_LOCAL) does not exist."
	@echo "See README.txt for instructions on configuring this module"
	@echo "by hand, or autoconfigure the module by running"
	@echo ""
	@echo "    make configure EPICS_BASE=<path> EPICS4_DIR=<path>"
	@echo ""
	@exit 1

  else
    # RELEASE.local file exists

    # Standard EPICS build stuff.
    include $(TOP)/configure/CONFIG

    DIRS = configure src

    src_DEPEND_DIRS = configure

    include $(TOP)/configure/RULES_TOP

  endif # RELEASE.local

else
  # Command-line goal is configure or distclean

  RM ?= rm -f
  RMDIR ?= rm -rf

  configure: $(AC_DIR)/configure
	@$(RM) $(RELEASE_LOCAL) $(CONFIG_SITE_LOCAL)
	$(AC_DIR)/configure --with-top=$(TOP)

  $(AC_DIR)/configure: $(AC_DIR)/configure.ac $(wildcard $(AC_DIR)/m4/*.m4)
	autoreconf --install $(AC_DIR)

  distclean:
	$(RM) setup.sh setup.csh $(RELEASE_LOCAL) $(CONFIG_SITE_LOCAL)
	$(RMDIR) lib src/pvaccess/O.* $(AC_DIR)/autom4te.cache
	$(RM) $(AC_DIR)/aclocal.m4 $(AC_DIR)/configure $(AC_DIR)/config.log
	$(RM) $(AC_DIR)/config.status $(AC_DIR)/install-sh $(AC_DIR)/missing
	$(RM) $(AC_DIR)/Makefile $(AC_DIR)/Makefile.in config.log
	$(MAKE) -C $(DOC_DIR) distclean

endif # Command-line goal

doc:
	$(MAKE) -C $(DOC_DIR)

docclean:
	$(MAKE) -C $(DOC_DIR) clean

tidy: distclean
	$(MAKE) -C $(DOC_DIR) tidy

.PHONY: configure distclean
.PHONY: doc docclean tidy