###############################################################################
# Copyright (c) 2014-2019, Lawrence Livermore National Security, LLC.
# 
# Produced at the Lawrence Livermore National Laboratory
# 
# LLNL-CODE-666778
# 
# All rights reserved.
# 
# This file is part of Conduit. 
# 
# For details, see: http://software.llnl.gov/conduit/.
# 
# Please also read conduit/LICENSE
# 
# Redistribution and use in source and binary forms, with or without 
# modification, are permitted provided that the following conditions are met:
# 
# * Redistributions of source code must retain the above copyright notice, 
#   this list of conditions and the disclaimer below.
# 
# * Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the disclaimer (as noted below) in the
#   documentation and/or other materials provided with the distribution.
# 
# * Neither the name of the LLNS/LLNL nor the names of its contributors may
#   be used to endorse or promote products derived from this software without
#   specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL LAWRENCE LIVERMORE NATIONAL SECURITY,
# LLC, THE U.S. DEPARTMENT OF ENERGY OR CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
# DAMAGES  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
# POSSIBILITY OF SUCH DAMAGE.
# 
###############################################################################

configure_file ("${CMAKE_CURRENT_SOURCE_DIR}/conduit_python_exports.h.in"
                "${CMAKE_CURRENT_BINARY_DIR}/conduit_python_exports.h")

# Specify the sources of the pure python and compiled portions of our module.
SET(conduit_py_python_sources  py_src/__init__.py)

SET(conduit_py_headers         conduit_python.hpp
                               ${CMAKE_CURRENT_BINARY_DIR}/conduit_python_exports.h)

SET(conduit_py_cpp_sources     conduit_python.cpp)

# Make sure we have access to numpy
include_directories(${NUMPY_INCLUDE_DIRS})

# Setup our module
PYTHON_ADD_HYBRID_MODULE(conduit_python
                         python-modules
                         conduit
                         setup.py
                         "${conduit_py_python_sources}"
                         ${conduit_py_headers}
                         ${conduit_py_cpp_sources})

# link with the proper libs (beyond python)
target_link_libraries(conduit_python conduit)

# install the capi header so other python modules can use it
# support alt install dir for python module via PYTHON_MODULE_INSTALL_PREFIX
if(PYTHON_MODULE_INSTALL_PREFIX)
    install(FILES ${conduit_py_headers} DESTINATION ${PYTHON_MODULE_INSTALL_PREFIX}/conduit/)
else()
    install(FILES ${conduit_py_headers} DESTINATION python-modules/conduit/)
endif()


# create scripts that make it easy to launch the proper 
# python interp with the conduit module already in PYTHONPATH

set(_PYMOD_DIR ${PROJECT_BINARY_DIR}/python-modules)
configure_file ("${CMAKE_CURRENT_SOURCE_DIR}/run_python_with_conduit.sh.in"
                "${CMAKE_CURRENT_BINARY_DIR}/run_python_with_conduit_build.sh" @ONLY)

if(PYTHON_MODULE_INSTALL_PREFIX)
    set(_PYMOD_DIR ${PYTHON_MODULE_INSTALL_PREFIX})
else()
    set(_PYMOD_DIR ${CMAKE_INSTALL_PREFIX}/python-modules/)
endif()


configure_file ("${CMAKE_CURRENT_SOURCE_DIR}/run_python_with_conduit.sh.in"
                "${CMAKE_CURRENT_BINARY_DIR}/run_python_with_conduit_install.sh" @ONLY)

unset(_PYMOD_DIR)

# install the script that works for install paths
# 'PROGRAMS' makes sure exec perms are set
install(PROGRAMS "${CMAKE_CURRENT_BINARY_DIR}/run_python_with_conduit_install.sh"
        DESTINATION bin
        RENAME run_python_with_conduit.sh)






