#
#    This source code is free software; you can redistribute it
#    and/or modify it in source code form under the terms of the GNU
#    Library General Public License as published by the Free Software
#    Foundation; either version 2 of the License, or (at your option)
#    any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Library General Public License for more details.
#
#    You should have received a copy of the GNU Library General Public
#    License along with this program; if not, write to the Free
#    Software Foundation, Inc.,
#    59 Temple Place - Suite 330
#    Boston, MA 02111-1307, USA
#
SHELL = /bin/sh

# This version string is only used in the version message printed
# by the compiler. It reflects the assigned version number for the
# product as a whole. Most components also print the CVS Name: token
# in order to get a more automatic version stamp as well.
VERSION = 0.9.devel

prefix = @prefix@
exec_prefix = @exec_prefix@
srcdir = @srcdir@
datarootdir = @datarootdir@

SUBDIRS = @subdirs@

VPATH = $(srcdir)

bindir = @bindir@
libdir = @libdir@
includedir = @includedir@
mandir = @mandir@

dllib=@DLLIB@

CC = @CC@
CXX = @CXX@
INSTALL = @INSTALL@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
LEX = @LEX@
YACC = @YACC@
MAN = @MAN@
PS2PDF = @PS2PDF@
GIT = @GIT@

CPPFLAGS = @ident_support@ @DEFS@ -I. -I$(srcdir) @CPPFLAGS@
CXXFLAGS = -Wall @CXXFLAGS@
PICFLAGS = @PICFLAG@
LDFLAGS = @rdynamic@ @LDFLAGS@

all: dep version.h ivl@EXEEXT@
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) $@); done
	for dir in ivlpp ; \
	    do (cd $$dir ; $(MAKE) $@); done
	cd driver ; $(MAKE) VERSION=$(VERSION) $@

# In the windows world, the installer will need a dosify program to
# dosify text files.
ifeq (@MINGW32@,yes)
all: dep dosify.exe
dosify.exe: dosify.c
	$(CC) -o dosify.exe dosify.c
endif

# This rule rules the compiler in the trivial hello.vl program to make
# sure the basics were compiled properly.
check: all
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) check); done
	test -r check.conf || cp $(srcdir)/check.conf .
	driver/iverilog -B. -BPivlpp -tcheck -ocheck.vvp $(srcdir)/examples/hello.vl
	vvp/vvp -M- -M./vpi ./check.vvp | grep 'Hello, World'

clean:
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) $@); done
	for dir in vpi ivlpp tgt-verilog tgt-pal driver driver-vpi; \
	    do (cd $$dir ; $(MAKE) $@); done
	rm -f *.o parse.cc parse.cc.output parse.h lexor.cc
	rm -f ivl.exp iverilog-vpi.pdf iverilog-vpi.ps parse.output
	rm -f syn-rules.output dosify.exe ivl@EXEEXT@ check.vvp
	rm -f lexor_keyword.cc libivl.a libvpi.a iverilog-vpi syn-rules.cc*
	rm -rf dep

distclean: clean
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) $@); done
	for dir in vpi ivlpp tgt-verilog tgt-pal driver driver-vpi; \
	    do (cd $$dir ; $(MAKE) $@); done
	rm -f Makefile config.status config.log config.cache config.h
	rm -f _pli_types.h

TT = t-dll.o t-dll-api.o t-dll-expr.o t-dll-proc.o
FF = cprop.o nodangle.o synth.o synth2.o syn-rules.o

O = main.o async.o design_dump.o discipline.o dup_expr.o elaborate.o elab_expr.o \
elab_lval.o elab_net.o elab_pexpr.o elab_scope.o \
elab_sig.o emit.o eval.o eval_attrib.o \
eval_tree.o expr_synth.o functor.o lexor.o lexor_keyword.o link_const.o \
load_module.o netlist.o netmisc.o net_assign.o \
net_design.o net_event.o net_expr.o net_force.o net_func.o \
net_link.o net_modulo.o net_nex_input.o net_nex_output.o \
net_proc.o net_scope.o net_tran.o net_udp.o pad_to_width.o \
parse.o parse_misc.o pform.o pform_disciplines.o pform_dump.o pform_types.o \
set_width.o symbol_search.o sync.o sys_funcs.o \
verinum.o verireal.o target.o targets.o \
Attrib.o HName.o LineInfo.o Module.o PDelays.o PEvent.o \
PExpr.o PGate.o PGenerate.o PScope.o PSpec.o \
PTask.o PUdp.o PFunction.o PWire.o Statement.o StringHeap.o \
$(FF) $(TT)

Makefile: Makefile.in config.h.in config.status
	./config.status


ifeq (@WIN32@,yes)
# Under Windows (mingw) I need to make the ivl.exe in two steps.
# The first step makes an ivl.exe that dlltool can use to make an
# export and import library, and the last link makes a, ivl.exe
# that really exports the things that the import library imports.
ivl@EXEEXT@: $O $(srcdir)/ivl.def
	$(CXX) -o ivl@EXEEXT@ $O $(dllib) @EXTRALIBS@
	dlltool --dllname ivl@EXEEXT@ --def $(srcdir)/ivl.def \
		--output-lib libivl.a --output-exp ivl.exp
	$(CXX) $(LDFLAGS) -o ivl@EXEEXT@ ivl.exp $O $(dllib) @EXTRALIBS@
else
ivl@EXEEXT@: $O
	$(CXX) $(LDFLAGS) -o ivl@EXEEXT@ $O $(dllib)
endif

ifeq (@MINGW32@,yes)
SUBDIRS += driver-vpi
else
all: dep iverilog-vpi

iverilog-vpi: iverilog-vpi.sh
	sed -e 's;@SHARED@;@shared@;' -e 's;@PIC@;@PICFLAG@;' \
	    -e 's;@IVCC@;$(CC);' \
	    -e 's;@IVCXX@;$(CXX);' \
	    -e 's;@IVCFLAGS@;$(CXXFLAGS);' \
	    -e 's;@INCLUDEDIR@;@includedir@;' \
	    -e 's;@LIBDIR@;@libdir@;' $< > $@
	chmod +x $@
endif

dep:
	mkdir dep

%.o: %.cc
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -MD -c $< -o $*.o
	mv $*.d dep/$*.d


lexor.o: lexor.cc parse.h

parse.o: parse.cc

parse.cc parse.h: $(srcdir)/parse.y
	$(YACC) --verbose -t -p VL -d -o parse.cc $(srcdir)/parse.y
	mv parse.cc.h parse.h 2>/dev/null || mv parse.hh parse.h

syn-rules.cc: $(srcdir)/syn-rules.y
	$(YACC) --verbose -p syn_ -o syn-rules.cc $(srcdir)/syn-rules.y

lexor.cc: $(srcdir)/lexor.lex
	$(LEX) -PVL -s -olexor.cc $(srcdir)/lexor.lex

lexor_keyword.o: lexor_keyword.cc parse.h

lexor_keyword.cc: lexor_keyword.gperf
	gperf -o -i 7 -C -k 1-4,$$ -L ANSI-C -H keyword_hash -N check_identifier -t $(srcdir)/lexor_keyword.gperf > lexor_keyword.cc || (rm -f lexor_keyword.cc ; false)

iverilog-vpi.ps: $(srcdir)/iverilog-vpi.man
	$(MAN) -t $(srcdir)/iverilog-vpi.man > iverilog-vpi.ps

iverilog-vpi.pdf: iverilog-vpi.ps
	$(PS2PDF) iverilog-vpi.ps iverilog-vpi.pdf

# For VERSION_TAG in driver/main.c, first try git-describe, then look for a
# version.h file in the source tree (included in snapshots and releases), and
# finally use nothing.
.PHONY: version.h
# "true" and "false" in the next few lines are Unix shell command names
ifeq ($(GIT),none)
GIT_PRESENT = false
else
GIT_PRESENT = true
endif
version.h:
	@if $(GIT_PRESENT) && test -d $(srcdir)/.git; then \
	    echo "Using git-describe for VERSION_TAG"; \
	    tmp=`$(GIT) --git-dir $(srcdir)/.git describe \
		   | sed -e 's;\(.*\);#define VERSION_TAG "\1";'`; \
	    echo "$$tmp" | diff - $@ > /dev/null 2>&1 || echo "$$tmp" > $@ || exit 1; \
	elif test -r $(srcdir)/$@; then \
	    echo "Using $(srcdir)/$@ for VERSION_TAG"; \
	    diff $(srcdir)/$@ $@ > /dev/null 2>&1 || cp $(srcdir)/$@ $@; \
	else \
	    echo "Using empty VERSION_TAG"; \
	    echo '#define VERSION_TAG ""' > $@; \
	fi

ifeq (@MINGW32@,yes)
ifeq ($(MAN),none)
INSTALL_DOC = $(mandir)/man1/iverilog-vpi.1
else
ifeq ($(PS2PDF),none)
INSTALL_DOC = $(mandir)/man1/iverilog-vpi.1
else
INSTALL_DOC = $(prefix)/iverilog-vpi.pdf $(mandir)/man1/iverilog-vpi.1
all: dep iverilog-vpi.pdf
endif
endif
INSTALL_DOCDIR = $(mandir)/man1
else
INSTALL_DOC = $(mandir)/man1/iverilog-vpi.1
INSTALL_DOCDIR = $(mandir)/man1
endif

ifeq (@MINGW32@,yes)
WIN32_INSTALL = $(prefix)/hello.vl $(prefix)/sqrt.vl $(prefix)/sqrt-virtex.v $(prefix)/QUICK_START.txt
else
WIN32_INSTALL = $(bindir)/iverilog-vpi
endif

XNF_INSTALL = $(libdir)/ivl/xnf.conf $(libdir)/ivl/xnf-s.conf

install: all installdirs $(libdir)/ivl/ivl@EXEEXT@  $(libdir)/ivl/include/constants.vams $(libdir)/ivl/include/disciplines.vams $(includedir)/ivl_target.h $(includedir)/_pli_types.h $(includedir)/vpi_user.h $(includedir)/acc_user.h $(includedir)/veriuser.h $(WIN32_INSTALL) $(INSTALL_DOC)
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) $@); done
	for dir in vpi ivlpp driver; \
	    do (cd $$dir ; $(MAKE) $@); done

$(bindir)/iverilog-vpi: ./iverilog-vpi
	$(INSTALL_SCRIPT) ./iverilog-vpi $(DESTDIR)$(bindir)/iverilog-vpi

$(libdir)/ivl/ivl@EXEEXT@: ./ivl@EXEEXT@
	$(INSTALL_PROGRAM) ./ivl@EXEEXT@ $(DESTDIR)$(libdir)/ivl/ivl@EXEEXT@

$(libdir)/ivl/include/constants.vams: $(srcdir)/constants.vams
	$(INSTALL_DATA) $(srcdir)/constants.vams $@

$(libdir)/ivl/include/disciplines.vams: $(srcdir)/disciplines.vams
	$(INSTALL_DATA) $(srcdir)/disciplines.vams $@

$(libdir)/ivl/xnf-s.conf: $(srcdir)/xnf-s.conf
	$(INSTALL_DATA) $(srcdir)/xnf-s.conf $(DESTDIR)$(libdir)/ivl/xnf-s.conf

$(libdir)/ivl/xnf.conf: $(srcdir)/xnf.conf
	$(INSTALL_DATA) $(srcdir)/xnf.conf $(DESTDIR)$(libdir)/ivl/xnf.conf

$(includedir)/ivl_target.h: $(srcdir)/ivl_target.h
	$(INSTALL_DATA) $(srcdir)/ivl_target.h $(DESTDIR)$(includedir)/ivl_target.h

$(includedir)/_pli_types.h: _pli_types.h
	$(INSTALL_DATA) $< $(DESTDIR)$(includedir)/_pli_types.h

$(includedir)/vpi_user.h: $(srcdir)/vpi_user.h
	$(INSTALL_DATA) $(srcdir)/vpi_user.h $(DESTDIR)$(includedir)/vpi_user.h

$(includedir)/acc_user.h: $(srcdir)/acc_user.h
	$(INSTALL_DATA) $(srcdir)/acc_user.h $(DESTDIR)$(includedir)/acc_user.h

$(includedir)/veriuser.h: $(srcdir)/veriuser.h
	$(INSTALL_DATA) $(srcdir)/veriuser.h $(DESTDIR)$(includedir)/veriuser.h

$(mandir)/man1/iverilog-vpi.1: $(srcdir)/iverilog-vpi.man
	$(INSTALL_DATA) $(srcdir)/iverilog-vpi.man $(DESTDIR)$(mandir)/man1/iverilog-vpi.1

$(prefix)/iverilog-vpi.pdf: iverilog-vpi.pdf
	$(INSTALL_DATA) iverilog-vpi.pdf $(DESTDIR)$(prefix)/iverilog-vpi.pdf

# In windows installations, put a few examples and the quick_start
# into the destination directory.
ifeq (@MINGW32@,yes)
$(prefix)/hello.vl: $(srcdir)/examples/hello.vl
	./dosify.exe $(srcdir)/examples/hello.vl tmp.vl
	mv tmp.vl $(prefix)/hello.vl

$(prefix)/sqrt.vl: $(srcdir)/examples/sqrt.vl
	./dosify.exe $(srcdir)/examples/sqrt.vl tmp.vl
	mv tmp.vl $(prefix)/sqrt.vl

$(prefix)/sqrt-virtex.v: $(srcdir)/examples/sqrt-virtex.v
	./dosify.exe $(srcdir)/examples/sqrt-virtex.v tmp.vl
	mv tmp.vl $(prefix)/sqrt-virtex.v

$(prefix)/QUICK_START.txt: $(srcdir)/QUICK_START.txt
	./dosify.exe $(srcdir)/QUICK_START.txt tmp.txt
	mv tmp.txt $(prefix)/QUICK_START.txt
endif

installdirs: mkinstalldirs
	$(srcdir)/mkinstalldirs $(DESTDIR)$(bindir) $(DESTDIR)$(includedir) $(DESTDIR)$(libdir)/ivl \
	    $(DESTDIR)$(libdir)/ivl/include $(DESTDIR)$(mandir) $(DESTDIR)$(mandir)/man1

uninstall:
	for dir in $(SUBDIRS); do (cd $$dir ; $(MAKE) $@); done
	for dir in vpi ivlpp driver; \
	    do (cd $$dir ; $(MAKE) $@); done
	for f in xnf.conf xnf-s.conf ivl@EXEEXT@ include/constants.vams include/disciplines.vams; \
	    do rm -f $(DESTDIR)$(libdir)/ivl/$$f; done
	-rmdir $(DESTDIR)$(libdir)/ivl/include
	-rmdir $(DESTDIR)$(libdir)/ivl
	for f in verilog iverilog-vpi gverilog@EXEEXT@; \
	    do rm -f $(DESTDIR)$(bindir)/$$f; done
	for f in ivl_target.h vpi_user.h _pli_types.h acc_user.h veriuser.h; \
	    do rm -f $(DESTDIR)$(includedir)/$$f; done
	rm -f $(DESTDIR)$(mandir)/man1/iverilog-vpi.1 $(DESTDIR)$(prefix)/iverilog-vpi.pdf


-include $(patsubst %.o, dep/%.d, $O)
-include $(patsubst %.o, dep/%.d, vpithunk.o)