ifdef InNemsMakefile
include $(TOP)/conf/configure.nems.NUOPC
endif

############
# commands #
############
FC = ftn
CC = cc
CXX = CC
LD = ftn

#########
# flags #
#########
DEBUG =
REPRO =
VERBOSE =
OPENMP = Y
HYDRO = N
CCPP = N
STATIC = N

include       $(ESMFMKFILE)
ESMF_INC    = $(ESMF_F90COMPILEPATHS)

NEMSIOINC = -I$(NEMSIO_INC)
NCEPLIBS = $(UPP_LIB) $(NEMSIO_LIB) $(G2_LIB4) $(G2TMPL_LIB) $(BACIO_LIB4) $(SP_LIBd) $(W3EMC_LIBd) $(W3NCO_LIBd) $(CRTM_LIB) $(PNG_LIB) $(JASPER_LIB) $(Z_LIB)

##############################################
# Need to use at least GNU Make version 3.81 #
##############################################
need := 3.81
ok := $(filter $(need),$(firstword $(sort $(MAKE_VERSION) $(need))))
ifneq ($(need),$(ok))
$(error Need at least make version $(need).  Load module gmake/3.81)
endif

NETCDF_ROOT = $(NETCDF)
INCLUDE = -I$(NETCDF_ROOT)/include

FPPFLAGS := -fpp -Wp,-w $(INCLUDE)
CFLAGS := $(INCLUDE)

FFLAGS := $(INCLUDE) -fno-alias -auto -safe-cray-ptr -save-temps -ftz -assume byterecl -sox -align array64byte

CPPDEFS += -Duse_libMPI -Duse_netCDF -DSPMD -DUSE_LOG_DIAG_FIELD_INFO  -DUSE_GFSL63 -DGFS_PHYS -Duse_WRTCOMP
CPPDEFS += -DNEW_TAUCTMAX -DINTERNAL_FILE_NML

ifeq ($(HYDRO),Y)
CPPDEFS +=
else
CPPDEFS += -DMOIST_CAPPA -DUSE_COND
endif

ifeq ($(32BIT),Y)
CPPDEFS += -DOVERLOAD_R4 -DOVERLOAD_R8
FFLAGS += -i4 -real-size 32
else
ifeq ($(REPRO),Y)
FFLAGS += -i4 -real-size 64
else
FFLAGS += -i4 -real-size 64 -no-prec-div -no-prec-sqrt
endif
endif

ifeq ($(REPRO),Y)
FFLAGS += -qno-opt-dynamic-align
CFLAGS += -qno-opt-dynamic-align
else
FFLAGS += -qno-opt-dynamic-align
CFLAGS += -qno-opt-dynamic-align
endif

ifeq ($(MULTI_GASES),Y)
CPPDEFS += -DMULTI_GASES
endif

FFLAGS_OPT = -O2 -debug minimal -fp-model source -qoverride-limits -qopt-prefetch=3 -g -traceback
FFLAGS_REPRO = -O2 -debug minimal -fp-model consistent -qoverride-limits -g -traceback
FFLAGS_DEBUG = -g -O0 -check -check noarg_temp_created -check nopointer -warn -warn noerrors -fp-stack-check -fstack-protector-all -fpe0 -debug -traceback -ftrapuv

TRANSCENDENTALS := -fast-transcendentals
FFLAGS_OPENMP = -qopenmp
FFLAGS_VERBOSE = -v -V -what

CFLAGS += -D__IFC -sox -fp-model source

CFLAGS_OPT = -O2 -debug minimal -g -traceback
CFLAGS_REPRO = -O2 -debug minimal -g -traceback
CFLAGS_OPENMP = -qopenmp
CFLAGS_DEBUG = -O0 -g -ftrapuv -traceback

# Optional Testing compile flags.  Mutually exclusive from DEBUG, REPRO, and OPT
# *_TEST will match the production if no new option(s) is(are) to be tested.
FFLAGS_TEST = -O3 -debug minimal -fp-model source -qoverride-limits
CFLAGS_TEST = -O2

LDFLAGS :=
LDFLAGS += -L$(NETCDF_ROOT)/lib -L$(HDF5_ROOT)/lib
LDFLAGS_OPENMP := -qopenmp
LDFLAGS_VERBOSE := -Wl,-V,--verbose,-cref,-M

# start with blank LIBS
LIBS :=

ifeq ($(REPRO),Y)
CPPDEFS += -DREPRO
CFLAGS += $(CFLAGS_REPRO)
FFLAGS += $(FFLAGS_REPRO)
FAST :=
else ifeq ($(DEBUG),Y)
CPPDEFS += -DDEBUG
CFLAGS += $(CFLAGS_DEBUG)
FFLAGS += $(FFLAGS_DEBUG)
FAST :=
else ifeq ($(TEST),Y)
CFLAGS += $(CFLAGS_TEST)
FFLAGS += $(FFLAGS_TEST)
FAST :=
else
CFLAGS += $(CFLAGS_OPT)
FFLAGS += $(FFLAGS_OPT)
FAST := $(TRANSCENDENTALS)
endif

ifeq ($(OPENMP),Y)
CPPDEFS += -DOPENMP
CFLAGS += $(CFLAGS_OPENMP)
FFLAGS += $(FFLAGS_OPENMP)
LDFLAGS += $(LDFLAGS_OPENMP)
endif

ifeq ($(VERBOSE),Y)
CFLAGS += $(CFLAGS_VERBOSE)
FFLAGS += $(FFLAGS_VERBOSE)
LDFLAGS += $(LDFLAGS_VERBOSE)
endif

ifeq ($(CCPP),Y)
CPPDEFS += -DCCPP
CFLAGS += -I$(PATH_CCPP)/include
FFLAGS += -I$(PATH_CCPP)/include
ifeq ($(STATIC),Y)
CPPDEFS += -DSTATIC
LDFLAGS += -L$(PATH_CCPP)/lib -lccppphys -lccpp $(NCEPLIBS) -lxml2
else
LDFLAGS += -L$(PATH_CCPP)/lib -lccpp
endif
endif

ifneq ($(findstring NetCDF/4,$(LOADEDMODULES)),)
  LIBS += -lnetcdff -lhdf5 $(Z_LIB)
else
  LIBS += -lnetcdf
endif

LIBFABRIC_LIB_DIR := $(shell pkg-config --libs-only-L libfabric)
LDFLAGS += $(LIBFABRIC_LIB_DIR) $(LIBS)

ifdef InNemsMakefile
FFLAGS += $(ESMF_INC)
CPPFLAGS += -traditional
EXTLIBS = $(NCEPLIBS) $(ESMF_LIB) $(LDFLAGS)
endif