#
# Makefile for octave's src directory
#
# John W. Eaton
# jwe@bevo.che.wisc.edu
# University of Wisconsin-Madison
# Department of Chemical Engineering

TOPDIR = ..

srcdir = @srcdir@
top_srcdir = @top_srcdir@
VPATH = @srcdir@

include $(TOPDIR)/Makeconf

INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@

# Cancel default rule for .c from .y and make .cc from .y instead.

%.c : %.y

%.cc : %.y
	$(YACC) $(YFLAGS) $<
	@$(top_srcdir)/move-if-change y.tab.c $(@F)

# Likewise for .c from .l.

%.c : %.l

%.cc : %.l
	$(LEX) $(LFLAGS) $< > $(@F)

XALL_CXXFLAGS_1 = $(subst -fexternal-templates, , $(ALL_CXXFLAGS))
XALL_CXXFLAGS = $(subst -fno-implicit-templates, , $(XALL_CXXFLAGS_1))

%.def : %.cc
	@echo making $@ from $<
	@$(CXXCPP) -c $(CPPFLAGS) $(XALL_CXXFLAGS) -DMAKE_BUILTINS $< \
	  | $(srcdir)/mkdefs > $@.tmp
	@mv $@.tmp $@

# How to make a .oct file from a .o file:

ifdef CXXPICFLAG
%.oct : pic/%.o
	$(CXX) -shared -o $@ $< \
	  $(OCTAVE_LFLAGS) \
	  $(OCTAVE_LIBS) \
	  $(FLIBS) $(LEXLIB) $(TERMLIBS) $(LIBS) -lg++
else
%.oct : %.o
	$(CXX) -shared -o $@ $< \
	  $(OCTAVE_LFLAGS) \
	  $(OCTAVE_LIBS) \
	  $(FLIBS) $(LEXLIB) $(TERMLIBS) $(LIBS) -lg++
endif

DLD_SRC := balance.cc chol.cc colloc.cc dassl.cc det.cc eig.cc \
	   expm.cc fft.cc fft2.cc filter.cc find.cc fsolve.cc \
	   fsqp.cc givens.cc hess.cc ifft.cc ifft2.cc inv.cc log.cc \
	   lpsolve.cc lsode.cc lu.cc minmax.cc npsol.cc pinv.cc \
	   qpsol.cc qr.cc quad.cc qzval.cc rand.cc schur.cc sort.cc \
	   svd.cc syl.cc

DLD_OBJ := $(patsubst %.cc, %.o, $(DLD_SRC))

ifeq ($(OCTAVE_LITE), true)
  OCT_FILES := $(patsubst %.o, %.oct, $(DLD_OBJ))
  ifdef CXXPICFLAG
    DLD_PICOBJ := $(addprefix pic/, $(DLD_OBJ))
  else
    DLD_PICOBJ := $(DLD_OBJ)
  endif
  ifeq ($(WITH_DYNAMIC_LINKING), false)
    DLD_STATIC_OBJ := $(DLD_OBJ)
  endif
else
  DLD_STATIC_OBJ := $(DLD_OBJ)
endif

INCLUDES := arith-ops.h builtins.h data.h defun.h defun-dld.h \
	defun-int.h dirfns.h dynamic-ld.h error.h \
	file-io.h gripes.h help.h input.h lex.h load-save.h \
	mappers.h oct-fstrm.h oct-hist.h oct-iostrm.h \
	oct-map.h oct-obj.h oct-prcstrm.h oct-procbuf.h \
	oct-stdstrm.h oct-stream.h oct-strstrm.h pager.h parse.h \
	pathlen.h pr-output.h procstream.h pt-base.h pt-cmd.h \
	pt-const.h pt-exp-base.h pt-exp.h pt-fcn.h pt-fvc-base.h \
	pt-fvc.h pt-mat.h pt-misc.h pt-mvr-base.h pt-mvr.h \
	pt-plot.h pt-pr-code.h pt-walk.h sighandlers.h symtab.h \
	syscalls.h sysdep.h systime.h syswait.h token.h toplev.h \
	unwind-prot.h utils.h variables.h version.h \
	xdiv.h xpow.h Map.h SLStack.h Stack.h

TI_SRC := Array-oc.cc Array-os.cc Array-tc.cc Map-tc.cc \
	SLList-expr.cc SLList-misc.cc SLList-plot.cc SLList-str.cc \
	SLList-tc.cc SLList-tm.cc SLStack-i.cc SLStack-pc.cc \
	SLStack-str.cc SLStack-sym.cc SLStack-tok.cc SLStack-ue.cc \
	SLStack-ui.cc

TI_OBJ := $(patsubst %.cc, %.o, $(TI_SRC))

TI_PICOBJ := $(TI_OBJ)
ifdef CXXPICFLAG
  TI_PICOBJ := $(addprefix pic/, $(TI_OBJ))
endif

SOURCES := arith-ops.cc data.cc defaults.cc dirfns.cc dynamic-ld.cc \
	error.cc file-io.cc gripes.cc help.cc input.cc lex.l \
	load-save.cc mappers.cc oct-fstrm.cc oct-hist.cc oct-iostrm.cc \
	oct-map.cc oct-obj.cc oct-prcstrm.cc oct-procbuf.cc \
	oct-stdstrm.cc oct-stream.cc oct-strstrm.cc pager.cc \
	parse.y pr-output.cc procstream.cc \
	pt-base.cc pt-cmd.cc pt-const.cc pt-exp-base.cc pt-exp.cc \
	pt-fcn.cc pt-fvc-base.cc pt-fvc.cc pt-mat.cc pt-misc.cc \
	pt-mvr-base.cc pt-mvr.cc pt-plot.cc pt-pr-code.cc resource.cc \
	sighandlers.cc strcasecmp.c strncase.c strfns.cc strftime.c \
	symtab.cc syscalls.cc sysdep.cc timefns.cc token.cc toplev.cc \
	unwind-prot.cc utils.cc variables.cc xdiv.cc \
	xpow.cc

TEMPLATE_SRC = Map.cc SLStack.cc

OBJECTS_4 := $(SOURCES)
OBJECTS_3 := $(patsubst %.l, %.o, $(OBJECTS_4))
OBJECTS_2 := $(patsubst %.y, %.o, $(OBJECTS_3))
OBJECTS_1 := $(patsubst %.c, %.o, $(OBJECTS_2))
OBJECTS := $(patsubst %.cc, %.o, $(OBJECTS_1))

ifeq ($(SHARED_LIBS), true)
  ifdef CXXPICFLAG
    PICOBJ := $(addprefix pic/, $(OBJECTS))
  else
    PICOBJ := $(OBJECTS)
  endif
endif

# Ugh.

DEP_SOURCES_3 := $(SOURCES) $(DLD_SRC) $(TI_SRC) builtins.cc octave.cc
DEP_SOURCES_2 := $(patsubst %.l, %.cc, $(DEP_SOURCES_3))
DEP_SOURCES_1 := $(patsubst %.y, %.cc, $(DEP_SOURCES_2))
DEP_SOURCES := $(patsubst %.c, %.d, $(DEP_SOURCES_1))
MAKEDEPS := $(patsubst %.cc, %.d, $(DEP_SOURCES))

DEF_FILES_5 := $(SOURCES) $(DLD_SRC) $(TI_SRC)
DEF_FILES_4 := $(addprefix $(srcdir)/, $(DEF_FILES_5))
DEF_FILES_3 := $(notdir $(shell grep -l "^DEFUN" $(DEF_FILES_4)))
DEF_FILES_2 := $(patsubst %.y, %.def, $(DEF_FILES_3))
DEF_FILES_1 := $(patsubst %.l, %.def, $(DEF_FILES_2))
DEF_FILES := $(patsubst %.cc, %.def, $(DEF_FILES_1))

OCTAVE_LFLAGS = -L../liboctave -L../libcruft -L../readline \
	-L../kpathsea -L../glob -L../dlfcn -L. $(RLD_FLAG)

OCTAVE_LIBS = -loctinterp -loctave -ltinst -lcruft \
	$(LIBPLPLOT) -lreadline -lkpathsea -lglob $(LIBDLFCN)

LIBS_TO_INSTALL = liboctinterp.a libtinst.a \
	liboctinterp.$(SHLEXT) libtinst.$(SHLEXT)

LIBS = @LIBS@

DISTFILES = Makefile.in mkdefs mkbuiltins mk-oct-links.in \
	defaults.h.in oct-conf.h.in octave.gperf oct-gperf.h \
	octave.cc parse.cc lex.cc y.tab.h \
	$(INCLUDES) $(DLD_SRC) $(SOURCES) $(TEMPLATE_SRC) $(TI_SRC)

all: stamp-prereq stamp-picdir libraries \
	$(OCT_FILES) octave
.PHONY: all

stamp-prereq: defaults.h oct-conf.h
	touch stamp-prereq

octave: octave.o builtins.o $(DLD_STATIC_OBJ) libraries
	$(CXX) $(CPPFLAGS) $(ALL_CXXFLAGS) $(ALL_LDFLAGS) -o octave \
	octave.o builtins.o $(DLD_STATIC_OBJ) \
	$(OCTAVE_LFLAGS) \
	$(OCTAVE_LIBS) \
	$(FLIBS) $(LEXLIB) $(TERMLIBS) $(LIBS) -lg++

stamp-picdir:
	if [ -n "$(CPICFLAG)" ]; then \
	  if [ -d pic ]; then true; else mkdir pic ; fi ; \
	else true; fi
	touch stamp-picdir

libraries: liboctinterp.a libtinst.a stamp-interp stamp-tinst

liboctinterp.a: $(OBJECTS)
	$(AR) $(ARFLAGS) liboctinterp.a $(OBJECTS)
	$(RANLIB) liboctinterp.a

libtinst.a: $(TI_OBJ)
	$(AR) $(ARFLAGS) libtinst.a $(TI_OBJ)
	$(RANLIB) libtinst.a

stamp-interp: $(PICOBJ)
	if $(SHARED_LIBS); then \
	  $(CXX) -shared -o liboctinterp.$(SHLEXT) $(PICOBJ) \
	    $(OCTAVE_LFLAGS) \
	    -loctave -lcruft -ltinst -lreadline -lkpathsea \
	    $(TERMLIBS) $(LIBS) -lg++; \
	else true; fi
	touch stamp-interp

stamp-tinst: $(TI_PICOBJ)
	if $(SHARED_LIBS); then \
	  $(CXX) -shared -o libtinst.$(SHLEXT) $(TI_PICOBJ) \
	    $(OCTAVE_LFLAGS) \
	    -loctinterp -loctave -lcruft -lreadline -lkpathsea \
	    $(TERMLIBS) $(LIBS) -lg++; \
	else true; fi
	touch stamp-tinst

builtins.cc: $(DEF_FILES) mkbuiltins
	@echo making $@ from $(DEF_FILES)
	@$(srcdir)/mkbuiltins $(DEF_FILES) > $@.tmp
	@$(top_srcdir)/move-if-change $@.tmp $@

$(DEF_FILES): mkdefs defun-int.h defun-dld.h defun.h defaults.h oct-conf.h

$(MAKEDEPS): defaults.h oct-gperf.h oct-conf.h

check: all
.PHONY: check

install: install-bin install-oct install-lib install-inc
.PHONY: install

install-bin:
	$(top_srcdir)/mkinstalldirs $(bindir)
	rm -f $(bindir)/octave
	$(INSTALL_PROGRAM) octave $(bindir)/octave-$(version)
	$(LN_S) $(bindir)/octave-$(version) $(bindir)/octave
.PHONY: install-bin

install-oct:
	$(top_srcdir)/mkinstalldirs $(octfiledir)
	chmod a+rx mk-oct-links
	for f in $(OCT_FILES); do $(INSTALL_DATA) $$f $(octfiledir)/$$f; done
	./mk-oct-links $(octfiledir) $(addprefix $(srcdir)/, $(DLD_SRC))
.PHONY: install-oct

install-lib:
	$(top_srcdir)/mkinstalldirs $(libdir)
	for f in $(LIBS_TO_INSTALL); do \
	  if [ -f $$f ]; then $(INSTALL_DATA) $$f $(libdir)/$$f; fi; \
	done
.PHONY: install-lib

install-inc:
	$(top_srcdir)/mkinstalldirs $(octincludedir)
	for f in $(INCLUDES) ; do \
	  rm -f $(octincludedir)/$$f ; \
	  $(INSTALL_DATA) $(srcdir)/$$f $(octincludedir)/$$f ; \
	done
	for f in defaults.h oct-conf.h oct-gperf.h ; do \
	  rm -f $(octincludedir)/$$f ; \
	  $(INSTALL_DATA) $$f $(octincludedir)/$$f ; \
	done
	linkdir=`echo $(octincludedir) | sed 's/-$(version)$$//'` ; \
	if [ "$$linkdir" = $(octincludedir) ] ; then \
	  true ; \
	else \
	  if [ -d $$linkdir ] ; then \
	    true ; \
	  else \
	    rm -f $$linkdir ; \
	    $(LN_S) $(octincludedir) $$linkdir ; \
	  fi ; \
	fi
.PHONY: install-lib

uninstall:
	rm -f $(bindir)/octave
	for f in $(LIBS_TO_INSTALL); do rm -f $(libdir)/$$f; done
	for f in $(INCLUDES) defaults.h oct-conf.h; do \
	  rm -f $(octincludedir)/$$f; \
	done
.PHONY: uninstall

tags: $(SOURCES) $(DLD_SRC) $(TI_SRC)
	ctags $(SOURCES) $(DLD_SRC) $(TI_SRC)

TAGS: $(SOURCES) $(DLD_SRC) $(TI_SRC)
	etags $(SOURCES) $(DLD_SRC) $(TI_SRC)

clean:
	rm -f *.a *.o *.d *.def pic/*.o builtins.cc defaults.h oct-conf.h
	if $(SHARED_LIBS); then rm -f *.$(SHLEXT); fi
.PHONY: clean

mostlyclean:
	rm -f *.o pic/*.o
.PHONY: mostlyclean

distclean: clean
	rm -f Makefile octave .fname so_locations
	rm -f stamp-picdir stamp-tinst stamp-interp stamp-prereq
	-rmdir pic
.PHONY: distclean

maintainer-clean: distclean
	rm -f tags TAGS y.tab.c y.tab.h y.output yy.lex.c lex.cc parse.cc
	rm -f oct-gperf.h stamp-picdir stamp-tinst stamp-interp stamp-prereq
	-rmdir pic
.PHONY: maintainer-clean

local-dist: parse.cc lex.cc oct-gperf.h
	ln $(DISTFILES) ../`cat ../.fname`/src
	rm -f parse.cc lex.cc y.tab.h y.output yy.lex.c
	rm -f oct-gperf.h defaults.h oct-conf.h *.d *.def
.PHONY: local-dist

dist: parse.cc lex.cc oct-gperf.h
	ln $(DISTFILES) ../`cat ../.fname`/src
	rm -f parse.cc lex.cc y.tab.h y.output yy.lex.c
	rm -f oct-gperf.h defaults.h oct-conf.h *.d *.def builtins.cc
.PHONY: dist

conf-dist:
	ln octave.cc Makefile.in ../`cat ../.fname`/src
.PHONY: conf-dist

# Special rules -- these files need special things to be defined.

defaults.h: defaults.h.in ../Makeconf Makefile
	@$(do-subst-default-vals)

oct-conf.h: oct-conf.h.in ../Makeconf Makefile
	@$(do-subst-config-vals)

oct-gperf.h: octave.gperf
	@echo "making $@ from $<"
	@gperf -a -C -E -H octave_kw_hash -g -N octave_kw_lookup -p -t \
	  $< > $@.tmp
	@$(top_srcdir)/move-if-change $@.tmp $@

check: all
.PHONY: check

# If missing, GNU make attempts to create them in the reverse of the
# order in which they are listed here.  We rely on that fact to ensure
# that defaults.h is created before trying to create the .d files.
# Hmm.  I wonder if we can count on that...

ifndef omit_deps
-include $(MAKEDEPS) stamp-prereq
endif