Makefile

ifndef JAVA_HOME
$(error JAVA_HOME must be set.)
endif

ifndef TMPDIR
TMPDIR := /tmp
endif

VLFEATDIR := $(TMPDIR)/vlfeat
ENCEVALDIR := $(TMPDIR)/enceval

VLFEATURL = "http://keystoneml.libs.s3.amazonaws.com/vlfeat-0.9.20-bin.tar.gz"
ENCEVALURL = "http://keystoneml.libs.s3.amazonaws.com/enceval-toolkit-1.1.tar.gz"

SCALA_VERSION = 2.10
PROJECT = keystoneml
PROJECT_VERSION = 0.3.0-SNAPSHOT
TARGET_JAR = target/scala-$(SCALA_VERSION)/$(PROJECT)-assembly-$(PROJECT_VERSION).jar

CC = g++

# Auto-detect architecture
UNAME := $(shell uname -sm)

Darwin_x86_64_CFLAGS := -O2
Linux_x86_64_CFLAGS := -O2 -fPIC -fopenmp -shared

CFLAGS ?= $($(shell echo "$(UNAME)" | tr \  _)_CFLAGS)

# Set arch for VLFeat

Darwin_x86_64_ARCH := maci64
Linux_x86_64_ARCH := glnxa64

VLARCH ?= $($(shell echo "$(UNAME)" | tr \  _)_ARCH)

VLFEATOBJ = $(VLFEATDIR)/vlfeat-0.9.20/bin/$(VLARCH)/objs

# Set dynamic lib extension for architecture
Darwin_x86_64_EXT := dylib
Linux_x86_64_EXT := so

SOEXT ?= $($(shell echo "$(UNAME)" | tr \  _)_EXT)

#Set java extension for architecture
Darwin_x86_64_JAVA := darwin
Linux_x86_64_JAVA := linux

JAVAEXT ?= $($(shell echo "$(UNAME)" | tr \  _)_JAVA)

SRCDIR := src/main/cpp

ODIR := $(TMPDIR)/obj
LDIR := lib

_OBJ := VLFeat.o EncEval.o
OBJ := $(addprefix $(ODIR)/,$(_OBJ))

_EVDEPS := gmm.o fisher.o stat.o simd_math.o
EVDEPS := $(addprefix $(ENCEVALDIR)/lib/gmm-fisher/,$(_EVDEPS))

VLDEPS = $(shell find $(VLFEATOBJ) -type f -name '*.o')

all: $(LDIR)/libImageFeatures.$(SOEXT)

$(TARGET_JAR):
	sbt/sbt assembly

$(SRCDIR)/EncEval.h: $(TARGET_JAR) src/main/scala/keystoneml/utils/external/EncEval.scala
	CLASSPATH=$< javah -o $@ keystoneml.utils.external.EncEval

$(SRCDIR)/VLFeat.h: $(TARGET_JAR) src/main/scala/keystoneml/utils/external/VLFeat.scala
	CLASSPATH=$< javah -o $@ keystoneml.utils.external.VLFeat

$(VLFEATDIR):
	mkdir -p $(VLFEATDIR)
	wget $(VLFEATURL) -O $(VLFEATDIR)/vlfeat.tgz
	cd $(VLFEATDIR) && tar zxvf $(VLFEATDIR)/vlfeat.tgz

$(ENCEVALDIR):
	mkdir -p $(ENCEVALDIR)
	wget $(ENCEVALURL) -O $(ENCEVALDIR)/enceval.tgz
	cd $(ENCEVALDIR) && tar zxvf enceval.tgz

vlfeat: $(VLFEATDIR)
	make -C $(VLFEATDIR)/vlfeat-0.9.20 ARCH=$(VLARCH) MEX= bin-all

enceval: $(ENCEVALDIR) $(EVDEPS)

%.o: %.cxx 
	$(CC) -c -o $@ $< $(CFLAGS)

$(ODIR):
	mkdir $@

$(ODIR)/%.o: $(SRCDIR)/%.cxx $(SRCDIR)/%.h | $(ODIR) $(VLFEATDIR) $(ENCEVALDIR)
	$(CC) -I$(ENCEVALDIR)/lib/gmm-fisher -I$(VLFEATDIR)/vlfeat-0.9.20 -I$(JAVA_HOME)/include/ -I$(JAVA_HOME)/include/$(JAVAEXT) -c -o $@ $< $(CFLAGS)

$(LDIR)/libImageFeatures.$(SOEXT): $(OBJ) vlfeat enceval
	$(CC) -dynamiclib -o $@ $(OBJ) $(EVDEPS) $(VLDEPS) $(CFLAGS)

.PHONY: clean vlfeat enceval

clean:
	rm -f $(LDIR)/libImageFeatures.$(SOEXT)
	rm -rf $(VLFEATDIR) $(ENCEVALDIR) $(ODIR)