################################################################################
# A simple Makefile for GMU make. Invoke with "gmake genetic"
# For documentation see: http://www.gnu.org/manual/make/html_node/make_toc.html
#
# based on one by C. Savage for PHYS3038
#

FORTRAN = 	f90
FPP =           -fast -fpp
FLAGS =  	-module obj
LIBRARIES =     -lmpi
INCLUDES = 

SOURCEDIR = 	src
OBJECTDIR = 	obj
BINARYDIR = 	bin
SOURCE = 	$(SOURCEDIR)/tspglobals.f90 \
			$(SOURCEDIR)/quicksort.f90 \
			$(SOURCEDIR)/tsputils.f90 \
			$(SOURCEDIR)/tspmc.f90 \
			$(SOURCEDIR)/tspanneal.f90 \
			$(SOURCEDIR)/tspevol.f90 \
			$(SOURCEDIR)/tspparsa.f90 \
			$(SOURCEDIR)/tsp.f90

#
# Create the required directories if not present. 
# $@ is the name of the target
# N.B. the commands finishing rules must start with a TAB.
#

DIRECTORIES = 	$(BINARYDIR) $(OBJECTDIR)

$(DIRECTORIES) : 
	if ( test ! -d $@ ) then ( mkdir $@ ) fi
#
# the previous line is a command for a rule, and so starts with a TAB.
#

#
# Create the list of object files from the source files
# Takes the SOURCE list and replaces .f90 with .o and SOURCEDIR with OBJECTDIR
#

OBJECTS = 	$(SOURCE:$(SOURCEDIR)/%.f90=$(OBJECTDIR)/%.o)

#
# Main program to build
#

tsp: 	$(BINARYDIR)/tsp

#
# Main dependancies
#
# The exceutable depends on the directories, which it will make if not present,
# and on the object files.
#

$(BINARYDIR)/tsp: $(DIRECTORIES) $(OBJECTS) 
	$(FORTRAN) $(FLAGS) $(LIBRARIES) $(INCLUDES) $(OBJECTS) -o $@ 

#
# Build the object files using this pattern rule
# Any OBJECTDIR/.o file is made from the corresponding SOURCEDIR/.f90 file
# The -c option produces only object files
# $< is the name of the first prerequisite for the invoking target, 
# here the .f90 file,
# because we have put them first in the .o dependencies above.
#

$(OBJECTDIR)/%.o : $(SOURCEDIR)/%.f90 
	$(FORTRAN) $(INCLUDES) $(FLAGS) -c $< -o $@