gtsam/wrap/CMakeLists.txt

cmake_minimum_required(VERSION 3.9)

# Set the project name and version
project(gtwrap VERSION 1.0)

# ##############################################################################
# General configuration

include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/GtwrapUtils.cmake)
gtwrap_get_python_version(${WRAP_PYTHON_VERSION})

# Set the variables to be used for the cmake config file.
if(WIN32 AND NOT CYGWIN)
  set(INSTALL_CMAKE_DIR CMake/${PROJECT_NAME})
else()
  set(INSTALL_CMAKE_DIR lib/cmake/${PROJECT_NAME})
endif()

set(INSTALL_LIB_DIR lib/${PROJECT_NAME})
set(INSTALL_BIN_DIR bin/${PROJECT_NAME})
set(INSTALL_INCLUDE_DIR include/${PROJECT_NAME})

# ##############################################################################
# Package Configuration

# Helper functions for generating the gtwrapConfig.cmake file correctly.
include(CMakePackageConfigHelpers)

# Configure the config file which is used for `find_package`.
configure_package_config_file(
  ${CMAKE_CURRENT_SOURCE_DIR}/cmake/gtwrapConfig.cmake.in
  ${CMAKE_CURRENT_BINARY_DIR}/cmake/gtwrapConfig.cmake
  INSTALL_DESTINATION "${INSTALL_CMAKE_DIR}"
  PATH_VARS INSTALL_CMAKE_DIR INSTALL_LIB_DIR INSTALL_BIN_DIR
            INSTALL_INCLUDE_DIR
  INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX})

message(STATUS "Package config  : ${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}")

# ##############################################################################
# Install the package

message(STATUS "CMake           : ${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}")
# Install CMake scripts to the standard CMake script directory.
install(
  FILES ${CMAKE_CURRENT_BINARY_DIR}/cmake/gtwrapConfig.cmake
        cmake/MatlabWrap.cmake cmake/PybindWrap.cmake cmake/GtwrapUtils.cmake
  DESTINATION "${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}")

# Configure the include directory for matlab.h This allows the #include to be
# either gtwrap/matlab.h, wrap/matlab.h or something custom.
if(NOT DEFINED GTWRAP_INCLUDE_NAME)
  set(GTWRAP_INCLUDE_NAME
      "gtwrap"
      CACHE INTERNAL "Directory name for Matlab includes")
endif()

configure_file(${PROJECT_SOURCE_DIR}/templates/matlab_wrapper.tpl.in
               ${PROJECT_SOURCE_DIR}/gtwrap/matlab_wrapper.tpl)

# Install the gtwrap python package as a directory so it can be found  by CMake
# for wrapping.
message(STATUS "Lib path        : ${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}")
install(DIRECTORY gtwrap
        DESTINATION "${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}")

# Install pybind11 directory to `CMAKE_INSTALL_PREFIX/lib/gtwrap/pybind11` This
# will allow the gtwrapConfig.cmake file to load it later.
install(DIRECTORY pybind11
        DESTINATION "${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}")

# Install wrapping scripts as binaries to `CMAKE_INSTALL_PREFIX/bin` so they can
# be invoked for wrapping. We use DESTINATION (instead of TYPE) so we can
# support older CMake versions.
message(STATUS "Bin path        : ${CMAKE_INSTALL_PREFIX}/${INSTALL_BIN_DIR}")
install(PROGRAMS scripts/pybind_wrap.py scripts/matlab_wrap.py
        DESTINATION "${CMAKE_INSTALL_PREFIX}/${INSTALL_BIN_DIR}")

# Install the matlab.h file to `CMAKE_INSTALL_PREFIX/lib/gtwrap/matlab.h`.
message(
  STATUS "Header path     : ${CMAKE_INSTALL_PREFIX}/${INSTALL_INCLUDE_DIR}")
install(FILES matlab.h
        DESTINATION "${CMAKE_INSTALL_PREFIX}/${INSTALL_INCLUDE_DIR}")