# $Id$

# This file is part of OpenTTD.
# OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
# OpenTTD 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 General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.

SETTINGSGEN      = !!SETTINGSGEN!!
ENDIAN_CHECK     = !!ENDIAN_CHECK!!
SRC_DIR          = !!SRC_DIR!!
CXX_BUILD        = !!CXX_BUILD!!
CFLAGS_BUILD     = !!CFLAGS_BUILD!!
CXXFLAGS_BUILD   = !!CXXFLAGS_BUILD!!
LDFLAGS_BUILD    = !!LDFLAGS_BUILD!!
STAGE            = !!STAGE!!
SETTING_OBJS_DIR = !!SETTING_OBJS_DIR!!

ENDIAN_TARGETS := endian_host.h endian_target.h $(ENDIAN_CHECK)

# Check if we want to show what we are doing
ifdef VERBOSE
	Q =
	E = @true
else
	Q = @
	E = @echo
endif

all: table/settings.h

settingsgen.o: $(SRC_DIR)/settingsgen/settingsgen.cpp $(SRC_DIR)/string_func.h $(SRC_DIR)/strings_type.h $(SRC_DIR)/misc/getoptdata.h $(SRC_DIR)/ini_type.h $(SRC_DIR)/core/smallvec_type.hpp
	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) -DSETTINGSGEN -c -o $@ $<

alloc_func.o: $(SRC_DIR)/core/alloc_func.cpp endian_host.h
	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) -DSETTINGSGEN -c -o $@ $<

getoptdata.o: $(SRC_DIR)/misc/getoptdata.cpp $(SRC_DIR)/misc/getoptdata.h
	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/misc/%.cpp=%.cpp)'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) -DSETTINGSGEN -c -o $@ $<

string.o: $(SRC_DIR)/string.cpp endian_host.h
	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) -DSETTINGSGEN -c -o $@ $<

ini_load.o: $(SRC_DIR)/ini_load.cpp $(SRC_DIR)/core/alloc_func.hpp $(SRC_DIR)/core/mem_func.hpp $(SRC_DIR)/ini_type.h $(SRC_DIR)/string_func.h
	$(E) '$(STAGE) Compiling $(<:$(SRC_DIR)/%.cpp=%.cpp)'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) -DSETTINGSGEN -c -o $@ $<

$(SETTINGSGEN): alloc_func.o string.o ini_load.o settingsgen.o getoptdata.o
	$(E) '$(STAGE) Compiling and Linking $@'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) $(LDFLAGS_BUILD) $^ -o $@

table/settings.h: $(SETTINGSGEN) $(SRC_DIR)/table/settings.h.preamble $(SRC_DIR)/table/settings.h.postamble $(SRC_DIR)/table/*.ini
	$(E) '$(STAGE) Generating $@'
	@mkdir -p table
	$(Q)./$(SETTINGSGEN) -o table/settings.h -b $(SRC_DIR)/table/settings.h.preamble -a $(SRC_DIR)/table/settings.h.postamble $(SRC_DIR)/table/*.ini

# The targets to compile the endian-code

endian_host.h: $(ENDIAN_CHECK)
	$(E) '$(STAGE) Testing endianness for host'
	$(Q)./$(ENDIAN_CHECK) > $@

$(ENDIAN_CHECK): $(SRC_DIR)/endian_check.cpp
	$(E) '$(STAGE) Compiling and Linking $@'
	$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) $(LDFLAGS_BUILD) $< -o $@

depend:

clean:
	$(E) '$(STAGE) Cleaning up settings files'
	$(Q)rm -f settingsgen.o alloc_func.o getoptdata.o ini_load.o $(SETTINGSGEN) $(ENDIAN_TARGETS) table/settings.h

mrproper: clean

.PHONY: all mrproper depend clean