#-----------------------------------------------------------------------------#
# Copyright (C) 1995-1998 The University of Melbourne. 
# This file may only be copied under the terms of the GNU General
# Public Licence - see the file COPYING in the Mercury distribution.
#-----------------------------------------------------------------------------#

# Mmakefile - the top-level Mmake file for the Mercury implementation

MAIN_TARGET=all

MERCURY_DIR=.
include Mmake.common

#-----------------------------------------------------------------------------#

SUBDIRS = scripts util boehm_gc runtime library compiler doc profiler

MMAKEFLAGS =

SUBDIR_MMAKE =	PATH=../scripts:../util:$$PATH \
		MMAKE_VPATH=. \
		MMAKE_DIR=../scripts \
		../scripts/mmake $(MMAKEFLAGS)

#-----------------------------------------------------------------------------#

PREINSTALL_HACK = 
POSTINSTALL_HACK = 

# For Windows 95 or Windows NT, uncomment the following two lines:
# PREINSTALL_HACK = preinstall_hack_for_windows
# POSTINSTALL_HACK = postinstall_hack_for_windows

#-----------------------------------------------------------------------------#

# `mmake dep' ensures that the .dep files exist;
# `mmake depend' forces them to be remade to ensure that they are up-to-date.

.PHONY: dep
dep: dep_library dep_compiler dep_profiler

.PHONY: dep_library
dep_library: library/$(deps_subdir)library.dep

library/$(deps_subdir)library.dep:
	cd library && $(SUBDIR_MMAKE) depend

.PHONY: dep_compiler
dep_compiler: compiler/$(deps_subdir)mercury_compile.dep

compiler/$(deps_subdir)mercury_compile.dep: library/$(deps_subdir)library.dep
	cd compiler && $(SUBDIR_MMAKE) depend

.PHONY: dep_profiler
dep_profiler: profiler/$(deps_subdir)mercury_profile.dep

profiler/$(deps_subdir)mercury_profile.dep: library/$(deps_subdir)library.dep
	cd profiler && $(SUBDIR_MMAKE) depend

# depend_library MUST be done before depend_compiler and depend_profiler

.PHONY: depend
depend:
	cd library && $(SUBDIR_MMAKE) depend
	cd compiler && $(SUBDIR_MMAKE) depend
	cd profiler && $(SUBDIR_MMAKE) depend

.PHONY: depend_library
depend_library:
	cd library && $(SUBDIR_MMAKE) depend

.PHONY: depend_compiler
depend_compiler:
	cd compiler && $(SUBDIR_MMAKE) depend

.PHONY: depend_profiler
depend_profiler:
	cd profiler && $(SUBDIR_MMAKE) depend

#-----------------------------------------------------------------------------#

.PHONY: all
all: README INSTALL $(SUBDIRS)

.PHONY: scripts
scripts:
	cd scripts && $(SUBDIR_MMAKE)

.PHONY: runtime
runtime: scripts boehm_gc
	cd runtime && $(SUBDIR_MMAKE)

.PHONY: boehm_gc
boehm_gc: scripts
	case "$$grade" in \
	    *.prof*) \
		prof=_prof \
		;; \
	    *) \
		prof= \
		;; \
	esac; \
	cd boehm_gc && $(SUBDIR_MMAKE) PROF=$$prof

.PHONY: library
library: dep_library scripts runtime boehm_gc
	cd library && $(SUBDIR_MMAKE)

.PHONY: compiler
compiler: dep_compiler scripts util runtime boehm_gc library
	cd compiler && $(SUBDIR_MMAKE)

.PHONY: doc
doc: scripts
	cd doc && $(SUBDIR_MMAKE)

.PHONY: util
util: scripts
	cd util && $(SUBDIR_MMAKE)

.PHONY: profiler
profiler: dep_profiler scripts util runtime boehm_gc library
	cd profiler && $(SUBDIR_MMAKE)

#-----------------------------------------------------------------------------#

.PHONY: tags
tags: tags_compiler tags_profiler tags_library

.PHONY: tags_compiler
tags_compiler:
	cd compiler && $(SUBDIR_MMAKE) tags

.PHONY: tags_library
tags_library:
	cd library && $(SUBDIR_MMAKE) tags

.PHONY: tags_profiler
tags_profiler:
	cd profiler && $(SUBDIR_MMAKE) tags

#-----------------------------------------------------------------------------#

configure: configure.in
	autoconf

config.status: configure VERSION
	if [ -f ./config.status ]; then \
		./config.status --recheck; \
	else \
		echo "======> You need to run configure!"; \
		exit 1; \
	fi

Mmake.common: Mmake.common.in config.status
	./config.status

README: .README.in VERSION
	sed 's/@VERSION@/$(VERSION)/g' .README.in > README

INSTALL: .INSTALL.in VERSION
	sed 's/@VERSION@/$(VERSION)/g' .INSTALL.in > INSTALL

#-----------------------------------------------------------------------------#

# Generally you should do a `mmake realclean' before doing `mmake tar'.

.PHONY: tar
tar: README INSTALL
	touch Mmake.params
	cd util && mmake
	cd runtime && $(SUBDIR_MMAKE) cs runtime.init
	cd library && $(SUBDIR_MMAKE) depend
	cd library && $(SUBDIR_MMAKE) all-ints cs libmercury.init tags
	cd compiler && $(SUBDIR_MMAKE) depend
	cd compiler && $(SUBDIR_MMAKE) cs tags
	cd profiler && $(SUBDIR_MMAKE) depend
	cd profiler && $(SUBDIR_MMAKE) cs tags
	cd doc && $(SUBDIR_MMAKE) info html dvi
	cd bindist && $(SUBDIR_MMAKE) bindist.configure
	# the following command might fail on Windows?
	-cd bindist && $(SUBDIR_MMAKE) bindist.build_vars
	# clean up
	cd scripts && mmake realclean
	cd util && mmake realclean
	cd doc && mmake distclean
	-rm -f errs errs2 update.log
	-rm -f config.status config.cache config.log configure.log
	-rm -f runtime/mercury_conf.h boehm_gc/mercury_boehm_gc_conf.h
	-rm -f Mmake.common
	# Package up the mercury directory and the tests directory, 
	# but with some subdirectories excluded, into a gzipped tar
	# archive that will unpack into mercury-$(VERSION).
	# Put the extras directory into a gzipped tar archive that
	# will unpack into mercury-$(VERSION)-extras.
	cd .. && (							\
		mv mercury mercury-$(VERSION);				\
		mv tests mercury-$(VERSION)/tests;			\
		mkdir stuff-to-exclude;					\
		mv mercury-$(VERSION)/trial	stuff-to-exclude;	\
		mv mercury-$(VERSION)/bytecode	stuff-to-exclude;	\
		mv mercury-$(VERSION)/lp_solve	stuff-to-exclude;	\
		mv mercury-$(VERSION)/extras mercury-$(VERSION)-extras; \
		tar -cf - mercury-$(VERSION) |				\
			gzip -9 > mercury-$(VERSION).tar.gz;		\
		mv stuff-to-exclude/* mercury-$(VERSION);		\
		rmdir stuff-to-exclude;					\
		mv mercury-$(VERSION)-extras mercury-$(VERSION)/extras; \
		tar -cf - mercury-$(VERSION)/extras |			\
			gzip -9 > mercury-$(VERSION)-extras.tar.gz;	\
		mv mercury-$(VERSION)/tests tests;			\
		mv mercury-$(VERSION) mercury				\
	)

.PHONY: version
version:
	@echo $(VERSION)

#-----------------------------------------------------------------------------#

.PHONY: install
install: install_main install_grades

.PHONY: install_main
install_main: all $(PREINSTALL_HACK) \
		install_scripts install_util install_runtime install_boehm_gc \
  		install_library install_compiler install_profiler install_doc \
		$(POSTINSTALL_HACK)
 
.PHONY: install_scripts
install_scripts: scripts
	cd scripts && $(SUBDIR_MMAKE) install

.PHONY: install_util
install_util: util
	cd util && $(SUBDIR_MMAKE) install

.PHONY: install_runtime
install_runtime: runtime
	cd runtime && $(SUBDIR_MMAKE) install

.PHONY: install_boehm_gc
install_boehm_gc: boehm_gc
	case "$$grade" in \
	    *.prof*) \
		prof=_prof \
		;; \
	    *) \
		prof= \
		;; \
	esac; \
	cd boehm_gc && $(SUBDIR_MMAKE) install PROF=$$prof

.PHONY: install_library
install_library: dep_library library
	cd library && $(SUBDIR_MMAKE) install

.PHONY: install_compiler
install_compiler: dep_compiler compiler
	cd compiler && $(SUBDIR_MMAKE) install

.PHONY: install_doc
install_doc: doc
	cd doc && $(SUBDIR_MMAKE) install

.PHONY: install_profiler
install_profiler: profiler
	cd profiler && $(SUBDIR_MMAKE) install

.PHONY: install_grades
install_grades: scripts dep_library
	cd boehm_gc && rm -rf tmp_dir && mkdir tmp_dir && \
		{ mv -f *.o *.pic_o *.a *.so tmp_dir || true; }
	cd runtime && rm -rf tmp_dir && mkdir tmp_dir && \
		{ mv -f *.o *.pic_o *.a *.so tmp_dir || true; }
	cd library && rm -rf tmp_dir && mkdir tmp_dir && \
		{ mv -f *.c *.o *.pic_o *.a *.so tmp_dir || true; }
	for grade in x $(LIBGRADES); do \
	    if [ "$$grade" != "x" ]; then \
	        case "$$grade" in \
	            *.prof*) \
		        prof=_prof \
		        ;; \
		    *) \
		        prof= \
		        ;; \
	        esac; \
	        ( cd boehm_gc && \
		  $(SUBDIR_MMAKE) GRADE=$$grade PROF=$$prof install_lib ) && \
		( cd runtime && \
		  $(SUBDIR_MMAKE) GRADE=$$grade install_lib ) && \
		( cd library && \
		  $(SUBDIR_MMAKE) GRADE=$$grade install_library ) && \
		( cd boehm_gc && rm -f *.o *.pic_o *.a *.so ) && \
		( cd runtime && rm -f *.o *.pic_o *.a *.so ) && \
		( cd library && rm -f *.c *.o *.pic_o *.a *.so ) && \
		true \
		|| exit 1; \
	    fi; \
	done
	cd boehm_gc && { mv tmp_dir/* . ; rmdir tmp_dir; true; }
	cd runtime  && { mv tmp_dir/* . ; rmdir tmp_dir; true; }
	cd library  && { mv tmp_dir/* . ; rmdir tmp_dir; true; }

.PHONY: install_split_library
install_split_library: scripts dep_library
	cd library && \
	rm -rf tmp_dir && \
	mkdir tmp_dir && \
	{ mv -f *.dir *.c *.o *.pic_o *.a *.so tmp_dir || true; } && \
	for grade in $(GRADE) $(LIBGRADES); do \
	        $(SUBDIR_MMAKE) GRADE=$$grade install_split_library || exit 1; \
	        rm -rf *.dir *.c *.o *.pic_o *.a *.so; \
	done && \
	{ mv tmp_dir/* . ; rmdir tmp_dir; true; }

#-----------------------------------------------------------------------------#
#
# Various horrible hacks for gnu-win32 on Windows.
#

# `make touch_files' is a work-around for the broken gnu-win32 `tar'
# that loses all the file dates.
.PHONY: touch_files
touch_files:
	-find . | xargs touch
	sleep 1
	touch library/*.date*
	touch library/*.optdate
	chmod +w library/*.dep
	touch library/*.dep
	touch compiler/*.date*
	chmod +w compiler/*.dep
	touch compiler/*.dep
	touch profiler/*.date*
	chmod +w profiler/*.dep
	touch profiler/*.dep
	touch doc/*.texi configure
	sleep 1
	touch boehm_gc/*.c
	touch runtime/*.c
	touch library/*.c
	touch compiler/*.c
	touch profiler/*.c
	touch doc/*.info doc/*.dvi doc/*.html config.status

# Another work-around for Windows:
# the executable files need `.exe' filenames, otherwise they won't work.
# But the Mmake files expect them to not have `.exe' filenames.

.PHONY: preinstall_hack_for_windows
preinstall_hack_for_windows:
	cd compiler && mv mercury_compile.exe xyzzy && mv xyzzy mercury_compile
	cd profiler && mv mercury_profile.exe xyzzy && mv xyzzy mercury_profile
	cd util && mv mkinit.exe xyzzy && mv xyzzy mkinit
	cd util && mv mdemangle.exe xyzzy && mv xyzzy mdemangle

.PHONY: postinstall_hack_for_windows
postinstall_hack_for_windows:
	cd $(INSTALL_MERC_BIN_DIR) && mv mercury_compile mercury_compile.exe
	cd $(INSTALL_MERC_BIN_DIR) && mv mercury_profile mercury_profile.exe
	cd $(INSTALL_BINDIR) && mv mkinit mkinit.exe
	cd $(INSTALL_BINDIR) && mv mdemangle mdemangle.exe

#-----------------------------------------------------------------------------#

.PHONY: uninstall
uninstall:
	cd scripts; $(SUBDIR_MMAKE) uninstall
	cd util; $(SUBDIR_MMAKE) uninstall
	cd doc; $(SUBDIR_MMAKE) uninstall
	-rm -r $(INSTALL_LIBDIR)

#-----------------------------------------------------------------------------#

.PHONY : bindist
bindist:
	cd bindist; mmake binary_distribution

#-----------------------------------------------------------------------------#

clean: clean_subdirs

.PHONY: clean_subdirs
clean_subdirs:
	rm -rf runtime/tmp_dir library/tmp_dir
	for dir in $(SUBDIRS); do \
		if [ "$$dir" = scripts ]; then continue; fi; \
		(cd $$dir; $(SUBDIR_MMAKE) clean) \
	done

realclean: realclean_subdirs realclean_config

.PHONY: realclean_subdirs
realclean_subdirs: clean_subdirs
	rm -rf stage[1-3]
	for dir in $(SUBDIRS); do \
		if [ "$$dir" = scripts ]; then continue; fi; \
		(cd $$dir; $(SUBDIR_MMAKE) realclean) \
	done
	cd scripts; $(SUBDIR_MMAKE) realclean

.PHONY: realclean_config
realclean_config:
	rm -f config.cache config.status config.log

#-----------------------------------------------------------------------------#