#  Usage: make -f ../Makefile_ortep3 (in XXXX_build directory)
#  Copy source files to ./build/ortep-build and build ortep executable there

ifeq ($(TARGET_PLATFORM),)
ifeq ($(findstring darwin,$(OSTYPE)),darwin)
export TARGET_PLATFORM=MAC
else
export TARGET_PLATFORM=MSW
endif
endif

ifeq ($(TARGET_PLATFORM),MAC)
FFLAGS=-std=legacy -isysroot /Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5 -arch ppc -arch i386
FLDFLAGS=-nodefaultlibs -lgfortran-static -lgcc -lc -m -lSystem -lSystemStubs -lgfortranbegin
EXE_SUFFIX=
else
FFLAGS=-std=legacy 
FLDFLAGS=-Wl,--stack=33554432 -static-libgcc -static-libgfortran
EXE_SUFFIX=.exe
endif
export FFLAGS
export FLDFLAGS

OPWD = $(PWD)
TEPDIR = $(OPWD)/../ortep3
BUILDDIR = build/ortep-build
TEPNAME = ortep3_modified

ortep3/ortep3$(EXE_SUFFIX) : $(BUILDDIR)/ortep3$(EXE_SUFFIX)
	(mkdir -p ortep3; cp -p $(BUILDDIR)/ortep3$(EXE_SUFFIX) ortep3)

$(BUILDDIR)/ortep3$(EXE_SUFFIX) : $(TEPDIR)/$(TEPNAME).f
	(mkdir -p $(OPWD)/$(BUILDDIR); cp -p $(TEPDIR)/$(TEPNAME).f $(OPWD)/$(BUILDDIR)/)
	(cd $(OPWD)/$(BUILDDIR) && gfortran $(FFLAGS) -fno-automatic -O -w -c $(TEPNAME).f && gfortran $(FFLAGS) $(FLDFLAGS) -O -w -o ortep3$(EXE_SUFFIX) $(TEPNAME).o)

clean :
	rm -rf $(BUILDDIR)