Makefile

########################################
# Find which compilers are installed.
#
CC ?= gcc
DMD ?= $(shell which dmd)
HOST_UNAME := $(strip $(shell uname))
HOST_MACHINE := $(strip $(shell uname -m))
UNAME ?= $(HOST_UNAME)
MACHINE ?= $(strip $(shell uname -m))

ifeq ($(strip $(DMD)),)
  DMD := $(shell which gdmd)
  ifeq ($(strip $(DMD)),)
    DMD = gdmd
  endif
endif

########################################
# The find which platform rules to use.
#
ifeq ($(HOST_UNAME),Linux)
  OBJ_TYPE := o
else
ifeq ($(HOST_UNAME),Darwin)
  OBJ_TYPE := o
else
  OBJ_TYPE := obj
endif
endif


# gdmd's -g exports native D debugging info use
# that instead of emulated c ones that -gc gives us.
ifeq ($(notdir $(DMD)),gdmd)
  DEBUG_DFLAGS = -g -debug
else
  DEBUG_DFLAGS = -gc -debug
endif


CFLAGS ?= -g
DFLAGS ?= $(DEBUG_DFLAGS)
LDFLAGS ?= $(DEBUG_DFLAGS)

DDEFINES =
LDFLAGS_ = $(LDFLAGS)
TARGET = PacketMaker
CCOMP_FLAGS = $(CARCH) -c $(CFLAGS) -o $@
MCOMP_FLAGS = $(CARCH) -c $(CFLAGS)
DCOMP_FLAGS = -c -w -Isrc $(DDEFINES) $(DFLAGS)
LINK_FLAGS = -quiet -L-ldl $(LDFLAGS_)


ifeq ($(UNAME),Linux)
  PLATFORM=linux
else
ifeq ($(UNAME),Darwin)
  PLATFORM=mac

  # Extra to get the program working correctly
  MSRC = $(shell find src -name "*.m")
  EXTRA_OBJ = $(patsubst src/%.m, $(OBJ_DIR)/%.$(OBJ_TYPE), $(MSRC))
  CARCH= -arch i386 -arch x86_64
  LINK_FLAGS = -quiet -L-ldl -L-framework -LCocoa $(LDFLAGS_)
else
ifeq ($(UNAME),WindowsCross)
  PLATFORM=windows
  TARGET = PacketMaker.exe

  # Work around winsocket issue
  LINK_FLAGS = -gc -quiet -L-lgphobos -L-lws2_32 $(LDFLAGS_)
else
  PLATFORM=windows
  TARGET = PacketMaker.exe

  CCOMP_FLAGS = $(CARCH) -c $(CFLAGS) -o"$@"
  # Change the link flags
  LINK_FLAGS = -quiet $(LDFLAGS_)
endif
endif
endif

OBJ_DIR=.obj/$(PLATFORM)-$(MACHINE)
CSRC = $(shell find src -name "*.c")
COBJ = $(patsubst src/%.c, $(OBJ_DIR)/%.$(OBJ_TYPE), $(CSRC))
DSRC = $(shell find src -name "*.d")
DOBJ = $(patsubst src/%.d, $(OBJ_DIR)/%.$(OBJ_TYPE), $(DSRC))
OBJ := $(COBJ) $(DOBJ) $(EXTRA_OBJ)


all: $(TARGET)

$(OBJ_DIR)/%.$(OBJ_TYPE) : src/%.m Makefile
	@echo "  CC     src/$*.m"
	@mkdir -p $(dir $@)
	@$(CC) $(MCOMP_FLAGS) -o $@ src/$*.m

$(OBJ_DIR)/%.$(OBJ_TYPE) : src/%.c Makefile
	@echo "  CC     src/$*.c"
	@mkdir -p $(dir $@)
	@$(CC) $(CCOMP_FLAGS) src/$*.c

$(OBJ_DIR)/%.$(OBJ_TYPE) : src/%.d Makefile
	@echo "  DMD    src/$*.d"
	@mkdir -p $(dir $@)
	@$(DMD) $(DCOMP_FLAGS) -of$@ src/$*.d

$(TARGET): $(OBJ) Makefile
	@echo "  LD     $@"
	@$(DMD) $(LINK_FLAGS) -of$@ $(OBJ)

clean:
	@rm -rf $(TARGET) .obj

run: $(TARGET)
	@./$(TARGET)

debug: $(TARGET)
	@gdb ./$(TARGET)

.PHONY: all clean run debug