# - Find NetCDF
# Find the native NetCDF includes and library
#
# NETCDF_INCLUDES - where to find netcdf.h, etc
# NETCDF_LIBRARIES - Link these libraries when using NetCDF
# NETCDF_FOUND - True if NetCDF found including required interfaces (see below)
#
# Your package can require certain interfaces to be FOUND by setting these
#
# NETCDF_CXX - require the C++ interface and link the C++ library
# NETCDF_F77 - require the F77 interface and link the fortran library
# NETCDF_F90 - require the F90 interface and link the fortran library
#
# The following are not for general use and are included in
# NETCDF_LIBRARIES if the corresponding option above is set.
#
# NETCDF_LIBRARIES_C - Just the C interface
# NETCDF_LIBRARIES_CXX - C++ interface, if available
# NETCDF_LIBRARIES_F77 - Fortran 77 interface, if available
# NETCDF_LIBRARIES_F90 - Fortran 90 interface, if available
#
# Normal usage would be:
# set (NETCDF_F90 "YES")
# find_package (NetCDF REQUIRED)
# target_link_libraries (uses_f90_interface ${NETCDF_LIBRARIES})
# target_link_libraries (only_uses_c_interface ${NETCDF_LIBRARIES_C})
if (NETCDF_INCLUDES AND NETCDF_LIBRARIES)
# Already in cache, be silent
set (NETCDF_FIND_QUIETLY TRUE)
endif (NETCDF_INCLUDES AND NETCDF_LIBRARIES)
find_path (NETCDF_INCLUDES netcdf.h
HINTS NETCDF_DIR ENV NETCDF_DIR)
find_library (NETCDF_LIBRARIES_C NAMES netcdf)
mark_as_advanced(NETCDF_LIBRARIES_C)
set (NetCDF_has_interfaces "YES") # will be set to NO if we're missing any interfaces
set (NetCDF_libs "${NETCDF_LIBRARIES_C}")
get_filename_component (NetCDF_lib_dirs "${NETCDF_LIBRARIES_C}" PATH)
macro (NetCDF_check_interface lang header libs)
if (NETCDF_${lang})
find_path (NETCDF_INCLUDES_${lang} NAMES ${header}
HINTS "${NETCDF_INCLUDES}" NO_DEFAULT_PATH)
find_library (NETCDF_LIBRARIES_${lang} NAMES ${libs}
HINTS "${NetCDF_lib_dirs}" NO_DEFAULT_PATH)
mark_as_advanced (NETCDF_INCLUDES_${lang} NETCDF_LIBRARIES_${lang})
if (NETCDF_INCLUDES_${lang} AND NETCDF_LIBRARIES_${lang})
list (INSERT NetCDF_libs 0 ${NETCDF_LIBRARIES_${lang}}) # prepend so that -lnetcdf is last
else (NETCDF_INCLUDES_${lang} AND NETCDF_LIBRARIES_${lang})
set (NetCDF_has_interfaces "NO")
message (STATUS "Failed to find NetCDF interface for ${lang}")
endif (NETCDF_INCLUDES_${lang} AND NETCDF_LIBRARIES_${lang})
endif (NETCDF_${lang})
endmacro (NetCDF_check_interface)
NetCDF_check_interface (CXX netcdfcpp.h netcdf_c++)
NetCDF_check_interface (F77 netcdf.inc netcdff)
NetCDF_check_interface (F90 netcdf.mod netcdff)
set (NETCDF_LIBRARIES "${NetCDF_libs}" CACHE STRING "All NetCDF libraries required for interface level")
# handle the QUIETLY and REQUIRED arguments and set NETCDF_FOUND to TRUE if
# all listed variables are TRUE
include (FindPackageHandleStandardArgs)
find_package_handle_standard_args (NetCDF DEFAULT_MSG NETCDF_LIBRARIES NETCDF_INCLUDES NetCDF_has_interfaces)
mark_as_advanced (NETCDF_LIBRARIES NETCDF_INCLUDES)