#
#    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., 51 Franklin Street, Fifth Floor,
#    Boston, MA 02110-1301, USA.
#
SHELL = /bin/sh

suffix = @install_suffix@

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

VPATH = $(srcdir)

bindir = @bindir@
libdir = @libdir@
man1dir = @mandir@/man1
docdir = @docdir@
pkgconfigdir = @libdir@/pkgconfig

# This is actually the directory where we install our own header files.
# It is a little different from the generic includedir.
ivl_includedir = @includedir@/iverilog$(suffix)

# For a cross compile these defines will need to be set accordingly.
HOSTCC = @CC@
HOSTCFLAGS = @WARNING_FLAGS@ @WARNING_FLAGS_CC@ @CFLAGS@

BUILDCC = @CC_FOR_BUILD@
BUILDEXT = @BUILD_EXEEXT@
CXX = @CXX@
ENV_VVP=@ENV_VVP@
INSTALL = @INSTALL@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
LEX = @LEX@
YACC = @YACC@
MAN = @MAN@
PS2PDF = @PS2PDF@

ifeq (@srcdir@,.)
INCLUDE_PATH = -I. -I..
else
INCLUDE_PATH = -I. -I.. -I$(srcdir) -I$(srcdir)/..
endif

CPPFLAGS = $(INCLUDE_PATH) @CPPFLAGS@ @DEFS@ -DICARUS_VPI_CONST=const
CFLAGS = @WARNING_FLAGS@ @WARNING_FLAGS_CC@ @CFLAGS@ @PICFLAG@
CXXFLAGS = @WARNING_FLAGS@ @WARNING_FLAGS_CXX@ @CXXFLAGS@ @PICFLAG@
LDFLAGS = @rdynamic@ @LDFLAGS@ @PICFLAG@
LIBS = @LIBS@ @EXTRALIBS@ @DLLIB@

LIBVVP_VERSION = @LIBVVP_VERSION@
LIBVVP_SOVERSION = @LIBVVP_SOVERSION@
LIBBASENAME=vvp$(suffix)
LDFLAGS_SHARED = @rdynamic@ @shared@ @LDFLAGS@

ifeq (@MINGW32@,yes)
SLDIR=$(bindir)
SLEXT=dll
IMPEXT=dll.a
LIBPREFIX=lib
LIBNAME=$(LIBPREFIX)$(LIBBASENAME)
LIBSONAME=$(LIBNAME).$(SLEXT).$(LIBVVP_SOVERSION)
LIBREALNAME=$(LIBNAME).$(SLEXT).$(LIBVVP_VERSION)
LIBLINKNAME=$(LIBNAME).$(SLEXT)
LIBTARGET=$(LIBNAME)-$(LIBVVP_SOVERSION).$(SLEXT)
LIBBUILD=$(LIBTARGET)
LIBLINKFLAGS=-Wl,--out-implib,$(LIBNAME).$(IMPEXT) -Wl,--no-undefined
LIBPOSTBUILD=@true
LIBINSTALL=$(LIBTARGET)
LIBDEVELINSTALL=$(LIBNAME).$(IMPEXT)
else ifeq (@WIN32@,yes)
SLDIR=$(bindir)
SLEXT=dll
IMPEXT=lib
LIBPREFIX=
LIBNAME=$(LIBPREFIX)$(LIBBASENAME)
LIBSONAME=$(LIBNAME).$(SLEXT).$(LIBVVP_SOVERSION)
LIBREALNAME=$(LIBNAME).$(SLEXT).$(LIBVVP_VERSION)
LIBLINKNAME=$(LIBNAME).$(SLEXT)
LIBTARGET=$(LIBLINKNAME)
LIBBUILD=$(LIBLINKNAME)
LIBLINKFLAGS=
LIBPOSTBUILD=@true
LIBINSTALL=$(LIBTARGET)
LIBDEVELINSTALL=
else ifneq (,$(findstring darwin,@host_os@))
SLDIR=$(libdir)
SLEXT=dylib
LIBPREFIX=lib
LIBNAME=$(LIBPREFIX)$(LIBBASENAME)
LIBSONAME=$(LIBNAME).$(LIBVVP_SOVERSION).$(SLEXT)
LIBREALNAME=$(LIBNAME).$(LIBVVP_VERSION).$(SLEXT)
LIBLINKNAME=$(LIBNAME).$(SLEXT)
LIBTARGET=$(LIBREALNAME)
LIBBUILD=$(LIBTARGET)
LDFLAGS_SHARED=-dynamiclib
LIBLINKFLAGS= \
  -Wl,-install_name,$(libdir)/$(LIBSONAME) \
  -Wl,-compatibility_version,$(LIBVVP_SOVERSION) \
  -Wl,-current_version,$(LIBVVP_VERSION)
LIBPOSTBUILD= \
  ln -sf $(LIBREALNAME) $(LIBSONAME) && \
  ln -sf $(LIBSONAME) $(LIBLINKNAME)
LIBINSTALL=$(LIBTARGET)
LIBDEVELINSTALL=
else
SLDIR=$(libdir)
SLEXT=so
LIBPREFIX=lib
LIBNAME=$(LIBPREFIX)$(LIBBASENAME)
LIBSONAME=$(LIBNAME).$(SLEXT).$(LIBVVP_SOVERSION)
LIBREALNAME=$(LIBNAME).$(SLEXT).$(LIBVVP_VERSION)
LIBLINKNAME=$(LIBNAME).$(SLEXT)
LIBTARGET=$(LIBREALNAME)
LIBBUILD=$(LIBLINKNAME)
LIBLINKFLAGS=-Wl,-soname,$(LIBSONAME)
LIBPOSTBUILD=ln -sf $(LIBREALNAME) $(LIBSONAME) && ln -sf $(LIBSONAME) $(LIBLINKNAME)
LIBINSTALL=$(LIBTARGET)
LIBDEVELINSTALL=
endif

MDIR1 = -DMODULE_DIR1='"$(libdir)/ivl$(suffix)"'

CORE_OBJ = lib_main.o \
           parse.o parse_misc.o lexor.o arith.o array_common.o array.o bufif.o compile.o \
           concat.o dff.o class_type.o enum_type.o extend.o file_line.o latch.o npmos.o part.o \
           permaheap.o reduce.o resolv.o \
           sfunc.o stop.o \
           substitute.o \
           symbols.o ufunc.o codes.o vthread.o schedule.o \
           statistics.o tables.o udp.o vvp_island.o vvp_net.o vvp_net_sig.o \
           vvp_object.o vvp_cobject.o vvp_darray.o event.o logic.o delay.o \
           words.o island_tran.o

VPI_OBJ = vpi_modules.o vpi_bit.o vpi_callback.o vpi_cobject.o vpi_const.o vpi_darray.o \
          vpi_event.o vpi_iter.o vpi_mcd.o \
          vpi_priv.o vpi_scope.o vpi_real.o vpi_signal.o vpi_string.o vpi_tasks.o vpi_time.o \
          vpi_vthr_vector.o vpip_bin.o vpip_hex.o vpip_oct.o \
          vpip_to_dec.o vpip_format.o vvp_vpi.o

LIB_OBJ = $(CORE_OBJ) $(VPI_OBJ)
LIB_CLEAN = $(LIBNAME)*.$(SLEXT)* libvvp.pc

VVP_OBJ = main.o
VVP_CLEAN = vvp@EXEEXT@
ifeq (@WIN32@,yes)
# To support cocotb, we export the VPI functions directly. This allows
# cocotb to build VPI modules without using our vpi_user.h and libvpi.a.
# The .def file controls what is exported.
VVP_OBJ += $(srcdir)/vvp.def
endif
ifeq (@LIBVVP@,yes)
VVP_LDFLAGS = -lvvp$(suffix)
VVP_DEPS = $(LIBBUILD)
else
VVP_OBJ += $(LIB_OBJ)
endif
ifneq (@install_suffix@,)
VVP_POSTBUILD = ln -sf vvp@EXEEXT@ vvp$(suffix)@EXEEXT@
VVP_CLEAN += vvp$(suffix)@EXEEXT@
endif

all: dep vvp@EXEEXT@ vvp.man

# ENV_VVP sets LD_LIBRARY_PATH by default to run vvp from the build tree
check: all
	$(ENV_VVP) ./vvp$(suffix)@EXEEXT@ -M../vpi $(srcdir)/examples/hello.vvp | grep 'Hello, World.'

clean:
	rm -f *.o *~ parse.cc parse.h lexor.cc tables.cc $(LIB_CLEAN)
	rm -f $(VVP_CLEAN) parse.output vvp.man vvp.ps vvp.pdf vvp.exp
	rm -rf dep

distclean: clean
	rm -f Makefile config.log
	rm -f stamp-config-h config.h

cppcheck: $(LIB_OBJ:.o=.cc) draw_tt.c
	cppcheck --enable=all --std=c99 --std=c++11 -f \
	         --check-level=exhaustive \
	         --suppressions-list=$(srcdir)/../cppcheck-global.sup \
	         --suppressions-list=$(srcdir)/cppcheck.sup \
	         -UMODULE_DIR1 -UMODULE_DIR2 -UYY_USER_INIT \
	         -UYYPARSE_PARAM -UYYPRINT -Ushort -Usize_t -Uyyoverflow \
	         -UYYTYPE_INT8 -UYYTYPE_INT16 -UYYTYPE_UINT8 -UYYTYPE_UINT16 \
	         -UYYSTYPE -UINFINITY -U__SIZE_TYPE__ -Ufree \
		 -U__PTRDIFF_TYPE__ \
	         --relative-paths=$(srcdir) $(INCLUDE_PATH) $^

Makefile: $(srcdir)/Makefile.in
	cd ..; ./config.status --file=vvp/$@

dep:
	mkdir dep

ifeq (@LIBVVP@,yes)
$(LIBBUILD): $(LIB_OBJ)
	$(CXX) $(LDFLAGS_SHARED) $(LIBLINKFLAGS) -o $(LIBTARGET) $^ $(LIBS)
	$(LIBPOSTBUILD)
endif

vvp@EXEEXT@: $(VVP_OBJ) $(VVP_DEPS)
	$(CXX) $(LDFLAGS) -o $@ $(VVP_OBJ) -L. $(VVP_LDFLAGS) $(LIBS)
	$(VVP_POSTBUILD)

%.o: %.cc config.h | dep
	$(CXX) $(CPPFLAGS) -DIVL_SUFFIX='"$(suffix)"' $(MDIR1) $(MDIR2) $(CXXFLAGS) @DEPENDENCY_FLAG@ -c $< -o $*.o
	mv $*.d dep/$*.d

%.o: %.c config.h | dep
	$(CC) $(CPPFLAGS) $(MDIR1) $(MDIR2) $(CFLAGS) @DEPENDENCY_FLAG@ -c $< -o $*.o
	mv $*.d dep/$*.d

tables.cc: $(srcdir)/draw_tt.c
	$(BUILDCC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -o draw_tt$(BUILDEXT) $(srcdir)/draw_tt.c
	./draw_tt$(BUILDEXT) > tables.cc
	rm draw_tt$(BUILDEXT)

lexor.o: lexor.cc parse.h

parse.o: parse.cc

tables.o: tables.cc

# Use pattern rules to avoid parallel build issues (see pr3462585)
parse%cc parse%h: $(srcdir)/parse%y
	$(YACC) --verbose -t --defines=parse.h -o parse.cc $<

lexor.cc: $(srcdir)/lexor.lex
	$(LEX) -s -o$@ $<

vvp.man: $(srcdir)/vvp.man.in ../config.status
	cd ..; ./config.status --file=vvp/$@

vvp.ps: vvp.man
	$(MAN) -t ./$< > $@

vvp.pdf: vvp.ps
	$(PS2PDF) $< $@

INSTALL_DOC =
ifneq ($(MAN),none)
INSTALL_DOC += installman
ifneq ($(PS2PDF),none)
ifeq (@MINGW32@,yes)
INSTALL_DOC += installpdf
all: vvp.pdf
endif
endif
endif

stamp-config-h: $(srcdir)/config.h.in ../config.status
	@rm -f $@
	cd ..; ./config.status --header=vvp/config.h
config.h: stamp-config-h

install: all installdirs installfiles installpkgconfig

F = ./vvp@EXEEXT@ $(srcdir)/libvvp.h $(INSTALL_DOC)

installman: vvp.man installdirs
	$(INSTALL_DATA) vvp.man "$(DESTDIR)$(man1dir)/vvp$(suffix).1"

installpdf: vvp.pdf installdirs
	$(INSTALL_DATA) vvp.pdf "$(DESTDIR)$(docdir)/vvp$(suffix).pdf"

installfiles: $(F) | installdirs
	$(INSTALL_PROGRAM) ./vvp@EXEEXT@ "$(DESTDIR)$(bindir)/vvp$(suffix)@EXEEXT@"
ifeq (@LIBVVP@,yes)
	$(INSTALL_PROGRAM) ./$(LIBINSTALL) "$(DESTDIR)$(SLDIR)/$(LIBINSTALL)"
ifeq (@WIN32@,yes)
ifneq ($(LIBDEVELINSTALL),)
	$(INSTALL_PROGRAM) ./$(LIBDEVELINSTALL) "$(DESTDIR)$(libdir)/$(LIBDEVELINSTALL)"
endif
else
	# Install real library
	ln -sf $(LIBREALNAME) "$(DESTDIR)$(SLDIR)/$(LIBSONAME)"
	ln -sf $(LIBSONAME) "$(DESTDIR)$(SLDIR)/$(LIBLINKNAME)"
endif
	$(INSTALL_DATA) $(srcdir)/libvvp.h "$(DESTDIR)$(ivl_includedir)/libvvp.h"
endif

installdirs: $(srcdir)/../mkinstalldirs
	$(srcdir)/../mkinstalldirs "$(DESTDIR)$(bindir)" \
		"$(DESTDIR)$(ivl_includedir)" \
		"$(DESTDIR)$(libdir)" \
		"$(DESTDIR)$(docdir)" \
		"$(DESTDIR)$(man1dir)"

installpkgconfig:
	$(INSTALL) -d "$(DESTDIR)$(pkgconfigdir)"
	$(INSTALL_DATA) libvvp.pc "$(DESTDIR)$(pkgconfigdir)/libvvp$(suffix).pc"

uninstall: $(UNINSTALL32)
	rm -f "$(DESTDIR)$(bindir)/vvp$(suffix)@EXEEXT@"
	rm -f "$(DESTDIR)$(man1dir)/vvp$(suffix).1" \
	      "$(DESTDIR)$(docdir)/vvp$(suffix).pdf"
ifeq (@LIBVVP@,yes)
	rm -f "$(DESTDIR)$(SLDIR)/$(LIBINSTALL)"
ifeq (@WIN32@,yes)
ifneq ($(LIBDEVELINSTALL),)
	rm -f "$(DESTDIR)$(libdir)/$(LIBDEVELINSTALL)"
endif
else
	rm -f "$(DESTDIR)$(SLDIR)/$(LIBLINKNAME)"
	rm -f "$(DESTDIR)$(SLDIR)/$(LIBSONAME)"
	rm -f "$(DESTDIR)$(SLDIR)/$(LIBREALNAME)"
endif
	rm -f "$(DESTDIR)$(pkgconfigdir)/libvvp$(suffix).pc"
	rm -f "$(DESTDIR)$(ivl_includedir)/libvvp.h"
endif

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