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GRIB-672

This commit is contained in:
Shahram Najm 2015-01-17 23:47:40 +00:00
parent 9059762dac
commit 3ad092ba09
1 changed files with 33 additions and 12 deletions
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45
python/CMakeLists.txt
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@ -2,19 +2,19 @@ if( HAVE_PYTHON )
ecbuild_find_python( VERSION 2.5)
find_package( SWIG )
if( SWIG_FOUND )
include( ${SWIG_USE_FILE} )
endif()
#find_package( SWIG )
#if( SWIG_FOUND )
# include( ${SWIG_USE_FILE} )
#endif()
# check for Numpy
find_package( NumPy )
###############################################################################
# swig python interface
if( HAVE_PYTHON AND SWIG_FOUND AND PYTHONLIBS_FOUND )
#if( HAVE_PYTHON AND SWIG_FOUND AND PYTHONLIBS_FOUND )
if( HAVE_PYTHON AND PYTHONLIBS_FOUND )
# preparing for generating setup.py -- this may not be needed as cmake can do the swig + shared libs without libtool
@ -23,6 +23,8 @@ if( HAVE_PYTHON )
else()
set( DATA_HANDLER "array" )
endif()
set( _swig_c_wrapper swig_wrap_${DATA_HANDLER}.c )
set( _swig_py_wrapper swig_wrap_${DATA_HANDLER}.py )
set( BUILD_DIR "${PROJECT_SOURCE_DIR}" ) # setup.py assumes build_dir is same as source_dir -- not true for cmake builds
@ -50,14 +52,33 @@ if( HAVE_PYTHON )
set_source_files_properties( gribapi_swig.i PROPERTIES C ON )
#if( NUMPY_FOUND )
# set( CMAKE_SWIG_FLAGS "-DNUMPY" )
# include_directories( ${NUMPY_INCLUDE_DIRS} )
#endif()
if( NUMPY_FOUND )
set( CMAKE_SWIG_FLAGS "-DNUMPY" )
include_directories( ${NUMPY_INCLUDE_DIRS} )
endif()
swig_add_module( gribapi_swig python grib_interface.h grib_interface.c gribapi_swig.i )
# Invoke swig to generate the C wrapper
# swig_add_module( gribapi_swig python grib_interface.h grib_interface.c gribapi_swig.i )
# swig_link_libraries( gribapi_swig grib_api ${PYTHON_LIBRARIES} )
swig_link_libraries( gribapi_swig grib_api ${PYTHON_LIBRARIES} )
####### Do not invoke swig. Use our own generated C wrapper file ######
ecbuild_add_library(TARGET _gribapi_swig
TYPE SHARED
NOINSTALL
SOURCES grib_interface.h grib_interface.c ${_swig_c_wrapper}
LIBS grib_api ${PYTHON_LIBRARIES} )
# Don't use the lib prefix. This is needed for the python case where a _modulename.so is generated
set_target_properties(_gribapi_swig PROPERTIES PREFIX "")
# Copy the wrapper python file to build area
set( _swig_py gribapi_swig.py )
add_custom_command(
OUTPUT ${_swig_py}
COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/${_swig_py_wrapper} ${CMAKE_CURRENT_BINARY_DIR}/${_swig_py}
DEPENDS _gribapi_swig
)
add_custom_target(copy_swig_py ALL DEPENDS ${_swig_py})
#######################
set(PYTHON_DEST "lib/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}/site-packages/grib_api" )