make.mk

# MAKE INCLUDE FILE FOR DARWIN
# Stephen Gould <stephen.gould@anu.edu.au>

#######################################################################
# DO NOT EDIT THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING. IF YOU
# WANT TO OVERRIDE ANY OF THESE SETTINGS DO SO IN YOUR make.local FILE.
#######################################################################

OS = $(shell uname)
BIN_PATH = $(DRWN_PATH)/bin
EXT_PATH = $(DRWN_PATH)/external
INC_PATH = $(DRWN_PATH)/include
SRC_PATH = $(DRWN_PATH)/src

CCC = g++
LDCONFIG = /sbin/ldconfig

# force 32-bit compile (set to 1 in make.local)
DRWN_FORCE_32BIT = 0
ifeq (,$(MACHTYPE))
  MACHTYPE = $(shell uname -m)
endif
ifeq (,$(findstring x86_64,$(MACHTYPE)))
  DRWN_FORCE_32BIT = 1
endif

# compile and link debug symbols (set to 1 in make.local)
DRWN_DEBUG_SYMBOLS = 0

# use shared libraries (set to 1 in make.local)
DRWN_SHARED_LIBS = 0

# optional external libraries (force to 0 or 1 in make.local)
DRWN_BUILD_WITH_ZLIB = 0
ifeq ($(wildcard $(EXT_PATH)/zlib), $(EXT_PATH)/zlib)
  DRWN_BUILD_WITH_ZLIB = 1
endif

DRWN_BUILD_VISION_LIB = 0
ifeq ($(wildcard $(EXT_PATH)/opencv), $(EXT_PATH)/opencv)
  DRWN_BUILD_VISION_LIB = 1
endif

# platform flags
PLAT_CFLAGS = -D__LINUX__
PLAT_LFLAGS =

# define apple on max os x
ifeq ($(OS), Darwin)
  PLAT_CFLAGS += -D__APPLE__
  LDCONFIG = true
endif

# symbolic link to Eigen should be in external/eigen
EIGEN_CFLAGS = -I$(EXT_PATH) -DEIGEN_NO_DEBUG -msse2
#EIGEN_CFLAGS = -I$(EXT_PATH) -msse2
EIGEN_LFLAGS = -msse2

# initialize extra cflags
EXTRA_CFLAGS = -I$(INC_PATH) -I$(EXT_PATH)

# initialize extra libraries
EXTLIB =

# include local user make.local to override any settings
ifeq ($(wildcard $(DRWN_PATH)/make.local), $(DRWN_PATH)/make.local)
  -include $(DRWN_PATH)/make.local
endif

# include project make.proj settings
ifneq (,$(PROJ_PATH))
  EXTRA_CFLAGS += -I$(PROJ_PATH)/include
  ifeq ($(wildcard $(PROJ_PATH)/make.proj), $(PROJ_PATH)/make.proj)
    -include $(PROJ_PATH)/make.proj
  endif
endif

# extra compiler and linker flags
ifeq ($(DRWN_BUILD_WITH_ZLIB), 1)
  EXTRA_CFLAGS += -DDRWN_HAS_ZLIB -I$(EXT_PATH)/zlib
  EXTRA_LFLAGS += $(EXT_PATH)/zlib/libz.a
endif

EXTRA_CFLAGS += $(EIGEN_CFLAGS)
EXTRA_LFLAGS += $(EIGEN_LFLAGS)

# libraries
DRWNLIBMAJORVER = 1
DRWNLIBMINORVER = 10.0
DRWNLIBVER = ${DRWNLIBMAJORVER}.${DRWNLIBMINORVER}
STATICDRWN := $(BIN_PATH)/libdrwnPGM.a $(BIN_PATH)/libdrwnML.a \
  $(BIN_PATH)/libdrwnIO.a $(BIN_PATH)/libdrwnBase.a

ifeq ($(OS), Darwin)
  SHAREDDRWN := $(BIN_PATH)/libdrwnBase.${DRWNLIBVER}.dylib \
    $(BIN_PATH)/libdrwnIO.${DRWNLIBVER}.dylib \
    $(BIN_PATH)/libdrwnML.${DRWNLIBVER}.dylib \
    $(BIN_PATH)/libdrwnPGM.${DRWNLIBVER}.dylib
else
  SHAREDDRWN := $(BIN_PATH)/libdrwnPGM.so.${DRWNLIBVER} \
    $(BIN_PATH)/libdrwnML.so.${DRWNLIBVER} \
    $(BIN_PATH)/libdrwnIO.so.${DRWNLIBVER} \
    $(BIN_PATH)/libdrwnBase.so.${DRWNLIBVER}
endif

ifeq ($(DRWN_BUILD_VISION_LIB), 1)
  EXTRA_CFLAGS += `pkg-config --cflags ${EXT_PATH}/opencv/lib/pkgconfig/opencv.pc`
  EXTRA_LFLAGS += `pkg-config --libs ${EXT_PATH}/opencv/lib/pkgconfig/opencv.pc`
  STATICDRWN := $(BIN_PATH)/libdrwnVision.a ${STATICDRWN}
  ifeq ($(OS), Darwin)
    SHAREDDRWN := ${SHAREDDRWN} $(BIN_PATH)/libdrwnVision.${DRWNLIBVER}.dylib
  else
    SHAREDDRWN := $(BIN_PATH)/libdrwnVision.so.${DRWNLIBVER} ${SHAREDDRWN}
  endif
endif

ifeq ($(DRWN_SHARED_LIBS), 0)
  LIBDRWN = $(STATICDRWN)
else
  LIBDRWN = $(SHAREDDRWN)
  ifeq ($(OS), Darwin)
    EXTRA_LFLAGS += -L$(BIN_PATH)
  else
    EXTRA_LFLAGS += -Wl,--no-as-needed -Wl,-rpath,$(BIN_PATH) -L$(BIN_PATH)
  endif
endif

# mac os x flags
ifeq ($(OS), Darwin)
  CCC=clang++
  ifeq ($(strip $(DRWN_FORCE_32BIT)), 0)
#    PLAT_CFLAGS += -arch x86_64 -stdlib=libstdc++
#    PLAT_LFLAGS += -arch x86_64 -lstdc++
    PLAT_CFLAGS += -arch x86_64 -stdlib=libc++
    PLAT_LFLAGS += -arch x86_64 -lc++
  else
    PLAT_CFLAGS += -arch i386 -stdlib=libstdc++
    PLAT_LFLAGS += -arch i386 -stdlib=libstdc++
  endif
endif

# compiler and linker flags
# BUG: OpenCV 2.4.1 on Ubuntu 12.04 appears to need an extra copy of EXTRA_LFLAGS
EXTRA_LFLAGS := $(EXTRA_LFLAGS) $(EXTRA_LFLAGS)

ifeq ($(strip $(DRWN_FORCE_32BIT)), 0)
  CFLAGS = -O3 -fPIC $(PLAT_CFLAGS) $(EXTRA_CFLAGS) -Wall
  LFLAGS = $(PLAT_LFLAGS) $(EXTLIB) $(LIBDRWN) $(EXTRA_LFLAGS) -lm -lpthread
else
  CFLAGS = -O3 -m32 $(PLAT_CFLAGS) $(EXTRA_CFLAGS) -Wall
  LFLAGS = -m32 $(PLAT_LFLAGS) $(EXTLIB) $(LIBDRWN) $(EXTRA_LFLAGS) -lm -lpthread
endif

ifeq ($(strip $(DRWN_DEBUG_SYMBOLS)), 1)
  CFLAGS += -g
  LFLAGS += -g
endif

OBJ = $(SRC:.cpp=.o)