#
# Makefile.in -- one file to make them all
#
# Copyright (c) 2022-2024, NLnet Labs. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
WESTMERE = @HAVE_WESTMERE@
HASWELL = @HAVE_HASWELL@

CC = @CC@
CPPFLAGS = @CPPFLAGS@ -Iinclude -I$(SOURCE)/include -I$(SOURCE)/src -I.
CFLAGS = @CFLAGS@
DEPFLAGS = @DEPFLAGS@
VPATH = @srcdir@

SOURCE = @srcdir@

SOURCES = src/zone.c src/fallback/parser.c
OBJECTS = $(SOURCES:.c=.o)

WESTMERE_SOURCES = src/westmere/parser.c
WESTMERE_OBJECTS = $(WESTMERE_SOURCES:.c=.o)

HASWELL_SOURCES = src/haswell/parser.c
HASWELL_OBJECTS = $(HASWELL_SOURCES:.c=.o)

NO_OBJECTS =

DEPENDS = $(SOURCES:.c=.d) $(WESTMERE_SOURCES:.c=.d) $(HASWELL_SOURCES:.c=.d)

# The export header automatically defines visibility macros. These macros are
# required for standalone builds on Windows. I.e., exported functions must be
# declared with __declspec(dllexport) for dynamic link libraries (.dll) and
# __declspec(dllimport) for statically linked libraries (.lib). Define dummy
# macros for compatibility.
EXPORT_HEADER = include/zone/export.h

.PHONY: all clean

all: libzone.a

clean:
	@rm -f .depend
	@rm -f libzone.a $(OBJECTS) $(EXPORT_HEADER)
	@rm -f $($(WESTMERE)_OBJECTS) $($(HASWELL)_OBJECTS)

distclean: clean
	@rm -f Makefile config.h config.log config.status

realclean: distclean
	@rm -rf autom4te*

maintainer-clean: realclean

devclean: realclean
	@rm -rf config.h.in configure

libzone.a: $(OBJECTS) $($(WESTMERE)_OBJECTS) $($(HASWELL)_OBJECTS) Makefile
	$(AR) rcs libzone.a $(OBJECTS) $($(WESTMERE)_OBJECTS) $($(HASWELL)_OBJECTS)

$(EXPORT_HEADER):
	@mkdir -p include/zone
	@echo "#define ZONE_EXPORT" > $(EXPORT_HEADER)

$(WESTMERE_OBJECTS): $(EXPORT_HEADER) .depend Makefile
	@mkdir -p src/westmere
	$(CC) $(DEPFLAGS) $(CPPFLAGS) $(CFLAGS) -march=westmere -o $@ -c $(SOURCE)/$(@:.o=.c)

$(HASWELL_OBJECTS): $(EXPORT_HEADER) .depend Makefile
	@mkdir -p src/haswell
	$(CC) $(DEPFLAGS) $(CPPFLAGS) $(CFLAGS) -march=haswell -o $@ -c $(SOURCE)/$(@:.o=.c)

$(OBJECTS): $(EXPORT_HEADER) .depend Makefile
	@mkdir -p src/fallback
	$(CC) $(DEPFLAGS) $(CPPFLAGS) $(CFLAGS) -o $@ -c $(SOURCE)/$(@:.o=.c)
	@touch $@

.depend:
	@cat /dev/null > $@
	@for x in $(DEPENDS:.d=); do echo "$${x}.o: $(SOURCE)/$${x}.c $${x}.d" >> $@; done

-include .depend
$(DEPENDS):
-include $(DEPENDS)