# Rewritten by Benno 2011	

#OUTFLAG  >>>>   make OUT=direx
ifndef OUT
  OUT          = direx
endif

#VERSION
ifndef DXVERSION
  DXVERSION      = "0.7.1"
endif

BUILD_REVISION = "409" #svn einsetzen
BUILD_DATE     = $(shell date +"%Y-%m-%d" 2>/dev/null)
BUILD_SYSTEM   = $(shell uname -rsm 2>/dev/null) 

# GROMACS_SRCDIR  = /Users/gunnar/programs/gromacs-4.6.5

BIN = ../bin

CC           = gcc
LD           = $(CC)

#locate c files and get object file names
SOURCES     := $(shell ls *.c 2>/dev/null)
OBJ          = $(SOURCES:%.c=%.o)
DXOBJ        = direx.o disre.o  params.o typedefs.o dxutils.o 


#System detection
ifndef ARCH
ARCH := $(shell uname -m 2>/dev/null)
endif

ifeq ($(ARCH),i386) 
  SYS='' 
else	
  SYS='-m64'
endif


#general compiler setup
CFLAGS      += -O3 
CFLAGS      +=  -fopenmp 
CFLAGS      += -DDXVERSION="\"$(DXVERSION)\"" 
CFLAGS      += -DBUILD_REVISION="\"$(BUILD_REVISION)\""
CFLAGS      += -DBUILD_DATE="\"$(BUILD_DATE)\""
CFLAGS      += -DBUILD_SYSTEM="\"$(BUILD_SYSTEM)\""


CFLAGS      += -I/opt/local/include -w 
CFLAGS      += $(SYS)  


#CFLAGS	    += -DUSE_GMX=1
#INCLUDE     += -I${GROMACS_SRCDIR}/include/
#LDFLAGS     += -L$(GROMACS_SRCDIR)/build/src/gmxlibs/ -L$(GROMACS_SRCDIR)/build/src/mdlib/
#LIBS        += -lmd -lgmx

INCLUDE     += -Itools/pden/src/ 
INCLUDE     += -Itools/xdr/include
#INCLUDE     += -I/usr/local/Cellar/libomp/8.0.0/include/
INCLUDE     += -Itools/

#LDFLAGS     += -L/usr/local/Cellar/libomp/8.0.0/lib/
#LDFLAGS     += -L/usr/lib -L/usr/local/lib  

LIBS        += -lm 
LIBS        += -lomp
LIBS        += tools/libpden.a
LIBS        += tools/libxdrfile.a
LIBS        += -lfftw3


#locate FFTW
LIB_FFTW_STING = "extern void fftw_plan_dft_r2c_3d(); int main(){fftw_plan_dft_r2c_3d();return 0;}"
$(info $$LIB_FFTW_STING is [${LIB_FFTW_STING}])

# test location in PATH  
FFTW_TEST      := $(shell echo $(LIB_FFTW_STING) | $(CC) -o tmp_fftw -lfftw3 -x c -  2>/dev/null && echo "-lfftw3" && echo "FFTW: -lfftw3" 1>&2 )
$(info $$FFTW_TEST is [${FFTW_TEST}])
ifneq ($(strip $(FFTW_TEST)),)
FFTW_LIB       := $(FFTW_TEST)
endif
$(info $$FFTW_TEST is [${FFTW_TEST}])
$(info $$FFTW_LIB is [${FFTW_LIB}])


# test location /usr/lib/libfftw3.a (MAC or Linux)
FFTW_TEST      := $(shell echo $(LIB_FFTW_STING) | $(CC) -o tmp_fftw /usr/lib/libfftw3.a -x c - 2>/dev/null && "echo /usr/lib/libfftw3.a" && echo "FFTW: /usr/lib/libfftw3.a" 1>&2 )
$(info $$FFTW_TEST is [${FFTW_TEST}])
ifneq ($(strip $(FFTW_TEST)),)
FFTW_LIB       := $(FFTW_TEST)
endif
$(info $$FFTW_TEST is [${FFTW_TEST}])
$(info $$FFTW_LIB is [${FFTW_LIB}])

# test location /opt/local/lib/libfftw3.a (MacPorts)
FFTW_TEST      := $(shell echo $(LIB_FFTW_STING) | $(CC) -o tmp_fftw /opt/local/lib/libfftw3.a -x c - 2>/dev/null && echo /opt/local/lib/libfftw3.a  && echo "FFTW: /opt/lib/libfftw3.a" 1>&2 )
$(info $$FFTW_TEST is [${FFTW_TEST}])
ifneq ($(strip $(FFTW_TEST)),)
FFTW_LIB       := $(FFTW_TEST)
endif
$(info $$FFTW_TEST is [${FFTW_TEST}])
$(info $$FFTW_LIB is [${FFTW_LIB}])

# test location /usr/local/lib/libfftw3.a (Mac or new Linux/Unix - self compiled)
FFTW_TEST      := $(shell echo $(LIB_FFTW_STING) | $(CC) -o tmp_fftw /usr/local/lib/libfftw3.a -x c - 2> /dev/null && echo /usr/local/lib/libfftw3.a  && echo "FFTW: /usr/local/lib/libfftw3.a" 1>&2 )
$(info $$FFTW_TEST is [${FFTW_TEST}])
ifneq ($(strip $(FFTW_TEST)),)
FFTW_LIB       := $(FFTW_TEST)
endif
$(info $$FFTW_TEST is [${FFTW_TEST}])
$(info $$FFTW_LIB is [${FFTW_LIB}])

# test user location
ifdef LIB_FFTW
FFTW_TEST      := $(shell echo $(LIB_FFTW_STING) | $(CC) -o tmp_fftw $(LIB_FFTW) -x c -  2> /dev/null && echo $(LIB_FFTW) && echo "FFTW: $(LIB_FFTW)" 1>&2 ) 
$(info $$FFTW_TEST is [${FFTW_TEST}])
ifneq ($(strip $(FFTW_TEST)),)
FFTW_LIB       := $(FFTW_TEST)
endif
endif
$(info $$FFTW_TEST is [${FFTW_TEST}])
$(info $$FFTW_LIB is [${FFTW_LIB}])

FFTW_TEST      := $(shell rm -f tmp_fftw )

LIBS	       += $(FFTW_LIB)
#LIBS	       += /usr/local/lib/libfftw3.a 


#DEBUGFLAG  >>>>   make DEBUG=1
ifdef DEBUG
  CFLAGS      += -Wall -g
  LDFLAGS     += -g 
endif


####  RULES
# all: deps direx dxapply-cos-mapping dxmapinfo dxmapadd dxmapmult dxmapdif dxmapcorr dxbeadgen dxmkhist dxmatchhist dxmrc2map dxvisdem dxcalcps
all: deps direx dxapply-cos-mapping dxmapinfo dxmapadd dxmapmult dxmapdif dxmapcorr dxmapcorr_mask dxbeadgen dxmkhist dxmatchhist dxmrc2map dxvisdem dxcalcps



fftw:
	echo "using for fft: $(FFTW_LIB)"


# build xdr and pden libs
deps: 
	make -C tools/


# build direx
direx: $(DXOBJ) 
	$(LD) $(LDFLAGS) -o $(BIN)/$(OUT) $(DXOBJ) $(LIBS)

# build tools
dxapply-cos-mapping:  apply-cos-mapping.o
	$(CC) -o $(BIN)/dxapply-cos-mapping apply-cos-mapping.c -lm

dxmapinfo:  mapinfo.o
	 $(CC) -o $(BIN)/dxmapinfo mapinfo.c -lm

dxmapcorr:  mapcorr.o
	 $(CC) -o $(BIN)/dxmapcorr mapcorr.c -lm

dxmapcorr_mask:  mapcorr_mask.o
	 $(CC) -o $(BIN)/dxmapcorr_mask mapcorr_mask.c -lm

dxbeadgen:  beadgen.o
	 $(CC) -o $(BIN)/dxbeadgen beadgen.c -lm

dxmkhist:  mkhist.o
	 $(CC) -o $(BIN)/dxmkhist mkhist.c -lm

dxmrc2map:  mrc2map.o
	 $(CC) -o $(BIN)/dxmrc2map mrc2map.c -lm

dxmatchhist:  matchhist.o
	 $(CC) -o $(BIN)/dxmatchhist matchhist.c -lm

dxmapmult:  mapmult.o
	 $(CC) -o $(BIN)/dxmapmult mapmult.c -lm

dxmapdif:  mapdif.o
	 $(CC) -o $(BIN)/dxmapdif mapdif.c -lm

dxmapadd:  mapadd.o
	 $(CC) -o $(BIN)/dxmapadd mapadd.c -lm

dxcalcps:  pdcalcps.o
	 $(CC) -o $(BIN)/dxcalcps pdcalcps.c -lm $(INCLUDE) $(LIBS)

dxvisdem:  visdem.o
	 $(CC) -o $(BIN)/dxvisdem visdem.c -lm $(INCLUDE) $(LIBS)



# Compile
%.o: %.c
	$(CC) $(CFLAGS) $(INCLUDE) -c $< -o $@

help:
	echo "DireX MakeFile"
	echo ""
	echo "Help:"
	echo ""
	echo "Options:"
	echo "help            display this help"
	echo "all             build DireX with default settings"
	echo "clean           clean all created files"
	echo ""
	echo "Parameter:"
	echo "DEBUG=1         debug mode"
	echo "OUT=name        define output name (default is direx)"
	echo "sys=arch        define architecture 'i386' or 'x86_64'"
	echo "LIB_FFTW=path   set fftw3 lib location"
	echo ""


#clean
clean:
	make -C tools/ clean
	rm -f  *.o *.a 


.PHONY: all clean
.SILENT: help info