makefile_w

#
################################################################################
#
#   File: makefile_w
#
#   This file is part of ZR. Released under licence GPL-3.0-or-later.
#   You should have received a copy of the GNU General Public License
#   along with ZR.  If not, see <https://www.gnu.org/licenses/>.
#
#   Windows/MinGW version of makefile for use with SDL2 or GLUT
#
#   See README.MAKEFILE
#
#    HOMEPATH = /Users/user_name
#    PATH     = [Path of bin files]
#
#    mingw32-make -f makefile_w
#
################################################################################
#
ifeq ($(OS),Windows_NT)
  SHELL := bash.exe
endif

# Define interface: SDL2 or (default) GLUT
# The later conditional command does not work if one or more spaces follow SDL2

IFACE=SDL2

#  Specify include and source directories relative to this directory

INC_DIR   := include
SRC_DIR   := src/core src/graphics src/input src/dynamics src/layout

MinGW64_HOME = C:/opt/mingw64
SDL2_HOME    = C:/opt/sdl2

#  Specify Compiler and Compiler Options

CC       = gcc
CFLAGS   = -m64 -march=native -mcmodel=large
CFLAGS   = -O3 #               Level 3 compiler optimisation
CFLAGS  += -Wall -pedantic
CFLAGS  += -Wextra
CFLAGS  += -Wno-unused-variable
CFLAGS  += -I$(MinGW64_HOME)/include
CFLAGS  += -I$(SDL2_HOME)/include

CFLAGS  += $(foreach dir, $(INC_DIR), $(addprefix -I, $(dir)))
CFLAGS  += $(foreach dir, $(SRC_DIR), $(addprefix -I, $(dir)))

#  Specify pre-processor options

CFLAGS += -DMinGW #          Use system_alt.c routines with MinGW
CFLAGS += -DWINDOWS #        Handle windows specifics

#CFLAGS  += -Dsketch_tracks_and_roads #  Plot outline of roads/tracks
CFLAGS  += -Dgrid_lines #    Outline tiles
#CFLAGS  += -Dfull_topog #   Plot all topography
CFLAGS  += -Dkb_dev #        Keyboard with modified 'flying' keys
#CFLAGS  += -D_Display_Shapes
#CFLAGS  += -D_Display_Wagons
#CFLAGS  += -D_Display_Textures
CFLAGS  += -Duse_vertex_arrays
#CFLAGS  += -Dtexture_short
#CFLAGS  += -Dnormal_byte
CFLAGS += -Dculling_off_for_wagons
#CFLAGS += -DROUTE_USA1 #     Northeast Corridor
#CFLAGS += -DROUTE_USA2 #     Marias Pass
#CFLAGS += -DROUTE_EUROPE1 #  Settle line
#CFLAGS += -DROUTE_EUROPE2 #  Innsbruck - St Anton
#CFLAGS += -DROUTE_JAPAN1 #   Tokyo - Hakone
#CFLAGS += -DROUTE_JAPAN2 #   Hisatsu Line
#CFLAGS += -DROUTE_TUTORIAL # MSTS Tutorial Route

#  Conditionals

ifeq ($(IFACE),SDL2)
  CFLAGS  += -DSDL2
  LIBGL   =  -lSDL2main -lSDL2
else
  LIBGL   =  -lglut
endif

#  Specify libraries

LDFLAGS  = -L$(SDL2_HOME)\lib
LDFLAGS += -lopengl32 -lglu32 -lmingw32 $(LIBGL) -lz

#  Generate list of  prerequisits

HFILES := $(shell find $(INC_DIR) -name "*.h")
CFILES := $(shell find $(SRC_DIR) -name "*.c")

# Which suffixes to process

.SUFFIXES:
.SUFFIXES: .c .h .o

#  Targets that are not the name of a file

.PHONEY: clean cleaner paths

#  Makefile targets:

zr: zr.c $(HFILES) $(CFILES) makefile
	$(CC) zr.c -o $@ $(CFLAGS) $(LDFLAGS)

paths:
	$(CC) zr.c -o $@ $(CFLAGS) $(LDFLAGS) -E -v

clean:
	rm -f *.o *~

cleaner:
	rm -f zr *.o *~