add BUILD_ONLY_PYTHON_INTERFACE option

Author: nim65s

base.cmake

@@ -90,7 +90,7 @@
 # .. variable:: PROJECT_USE_CMAKE_EXPORT
 #
 # This tells jrl-cmakemodules that you are using export functionalities so it
-# will hook the installation of your configuration files. Defaults to false
+# will hook the installation of your configuration files. Defaults to true
 #
 # .. variable:: PROJECT_EXPORT_NO_TARGET
 #

header.cmake

@@ -272,7 +272,7 @@ endfunction(GENERATE_CONFIGURATION_HEADER_V2)
 #
 macro(_SETUP_PROJECT_HEADER_FINALIZE)
   # If the header list is set, install it.
-  if(DEFINED ${PROJECT_NAME}_HEADERS)
+  if(DEFINED ${PROJECT_NAME}_HEADERS AND NOT BUILD_ONLY_PYTHON_INTERFACE)
     HEADER_INSTALL(${${PROJECT_NAME}_HEADERS})
   endif(DEFINED ${PROJECT_NAME}_HEADERS)
 endmacro(_SETUP_PROJECT_HEADER_FINALIZE)

post-project.cmake

@@ -47,8 +47,12 @@ cmake_dependent_option(
   BUILD_DOCUMENTATION
   OFF
 )
-option(INSTALL_GENERATED_HEADERS "Generate and install standard headers" ON)
-option(INSTALL_PKG_CONFIG_FILE "Generate and install standard .pc file" ON)
+
+option(BUILD_PYTHON_INTERFACE "Build the python bindings" ON)
+cmake_dependent_option(BUILD_ONLY_PYTHON_INTERFACE "Build only the python bindings" OFF BUILD_PYTHON_INTERFACE OFF)
+cmake_dependent_option(INSTALL_GENERATED_HEADERS "Generate and install standard headers" ON "NOT BUILD_ONLY_PYTHON_INTERFACE" OFF)
+cmake_dependent_option(INSTALL_PKG_CONFIG_FILE "Generate and install standard .pc file" ON "NOT BUILD_ONLY_PYTHON_INTERFACE" OFF)
+cmake_dependent_option(PROJECT_USE_CMAKE_EXPORT "Generate and install CMake exports" ON "NOT BUILD_ONLY_PYTHON_INTERFACE" OFF)
 
 include(CTest)
 enable_testing()

python.cmake

@@ -13,6 +13,7 @@
 # You should have received a copy of the GNU General Public License along with
 # this program.  If not, see <http://www.gnu.org/licenses/>.
 
+
 # .rst: .. command:: FINDPYTHON
 #
 # Find python interpreter and python libs. Arguments are passed to the

ros2.cmake

@@ -22,6 +22,7 @@ macro(_install_project_ros2_ament_files)
   if(BUILDING_ROS2_PACKAGE)
     message(STATUS "Create files for AMENT (ROS 2)")
     # Allows Colcon to find non-Ament packages when using workspace underlays
+    if(NOT BUILD_ONLY_PYTHON_INTERFACE)
     file(
       WRITE
       ${CMAKE_CURRENT_BINARY_DIR}/share/ament_index/resource_index/packages/${PROJECT_NAME}
@@ -42,6 +43,8 @@ macro(_install_project_ros2_ament_files)
         ${CMAKE_CURRENT_BINARY_DIR}/share/${PROJECT_NAME}/hook/ament_prefix_path.dsv
       DESTINATION share/${PROJECT_NAME}/hook
     )
+    endif()
+    if(BUILD_PYTHON_INTERFACE)
     file(
       WRITE
       ${CMAKE_CURRENT_BINARY_DIR}/share/${PROJECT_NAME}/hook/python_path.dsv
@@ -52,5 +55,6 @@ macro(_install_project_ros2_ament_files)
         ${CMAKE_CURRENT_BINARY_DIR}/share/${PROJECT_NAME}/hook/python_path.dsv
       DESTINATION share/${PROJECT_NAME}/hook
     )
+endif()
   endif(BUILDING_ROS2_PACKAGE)
 endmacro(_install_project_ros2_ament_files)