Merge pull request #13 from doug1234/PackageConfigHelpers

Added PackageConfigHelpers to make the library easier to use
OpenDDS · Oct 2, 2023 · 8753ddf · 8753ddf
2 parents 468682b + 5d5166c
commit 8753ddf
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Showing 2 changed files with 125 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -13,6 +13,7 @@ set(MANAGER_HEADER
   src/participant_monitor.h
   src/platformIndependent.h
   src/qos_dictionary.h
+  src/dds_manager.hpp
 )
 
 set(MANAGER_SOURCE
@@ -24,6 +25,21 @@ set(MANAGER_SOURCE
   src/qos_dictionary.cpp
 )
 
+SET(CONFIG_FILE_INSTALL_LOCATION        "share/cmake/${PROJECT_NAME}")
+SET(PROJECT_PACKAGE_NAME                "${PROJECT_NAME}")
+
+STRING(TOLOWER "${PROJECT_PACKAGE_NAME}" PROJECT_PACKAGE_NAME)
+STRING(TOUPPER "${PROJECT_NAME}"         PROJECT_MACRO_PREFIX)
+
+SET(PROJECT_PACKAGE_CONFIG_IN_FILE      "${PROJECT_PACKAGE_NAME}-config.in.cmake")
+SET(PROJECT_PACKAGE_CONFIG_FILE         "${PROJECT_PACKAGE_NAME}-config.cmake")
+SET(PROJECT_PACKAGE_CONFIG_VERSION_FILE "${PROJECT_PACKAGE_NAME}-config-version.cmake")
+SET(PROJECT_TARGET_FILE                 "${PROJECT_PACKAGE_NAME}-targets.cmake")
+SET(PROJECT_TARGET_PREFIX               ${PROJECT_NAME})
+SET(PROJECT_TARGET_LIST                 ${PROJECT_NAME})
+
+SET(PROJECT_PUBLIC_HEADER_LOCATION  "include/${PROJECT_NAME}")
+
 add_library(OpenDDW
   ${MANAGER_HEADER}
   ${MANAGER_SOURCE}
@@ -56,7 +72,15 @@ set(OPENDDS_TARGETS
   OpenDDS::Rtps_Udp
 )
 
-target_include_directories(OpenDDW INTERFACE src)
+target_include_directories(${PROJECT_NAME} PUBLIC
+	$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+	$<INSTALL_INTERFACE:include>
+)
+
+set_property(TARGET ${PROJECT_NAME}
+	APPEND PROPERTY PUBLIC_HEADER
+	${MANAGER_HEADER}
+)
 
 target_link_libraries(OpenDDW
   ${OPENDDS_TARGETS}
@@ -65,7 +89,43 @@ target_link_libraries(OpenDDW
 
 OPENDDS_TARGET_SOURCES(OpenDDW idl/std_qos.idl)
 
+INCLUDE(CMakePackageConfigHelpers)
+
+install(TARGETS ${PROJECT_NAME}
+	EXPORT ${PROJECT_NAME}
+
+	RUNTIME DESTINATION bin
+	LIBRARY DESTINATION lib
+	ARCHIVE DESTINATION lib
+	PUBLIC_HEADER DESTINATION include
+)
+
+INSTALL(EXPORT ${PROJECT_NAME}
+	NAMESPACE ${PROJECT_TARGET_PREFIX}::
+	FILE ${PROJECT_TARGET_FILE}
+	DESTINATION ${CONFIG_FILE_INSTALL_LOCATION}
+)
+
+INSTALL(FILES
+	idl/std_qos.idl
+	DESTINATION idl
+)
+
+CONFIGURE_PACKAGE_CONFIG_FILE(${PROJECT_PACKAGE_CONFIG_IN_FILE}
+  "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_PACKAGE_CONFIG_FILE}"
+  INSTALL_DESTINATION ${CONFIG_FILE_INSTALL_LOCATION}
+  NO_SET_AND_CHECK_MACRO
+  NO_CHECK_REQUIRED_COMPONENTS_MACRO
+)
+
+WRITE_BASIC_PACKAGE_VERSION_FILE(
+  "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_PACKAGE_CONFIG_VERSION_FILE}"
+  COMPATIBILITY AnyNewerVersion
+)
+
 INSTALL(FILES
+  "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_PACKAGE_CONFIG_FILE}"
+  "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_PACKAGE_CONFIG_VERSION_FILE}"
   "${PROJECT_SOURCE_DIR}/idl2library.cmake"
   DESTINATION "share/cmake/${PROJECT_NAME}"
 )
diff --git a/openddw-config.in.cmake b/openddw-config.in.cmake
@@ -0,0 +1,64 @@
+@PACKAGE_INIT@
+
+set(@PROJECT_NAME@_TARGET_LIST
+  @PROJECT_TARGET_LIST@
+)
+
+include(CMakeFindDependencyMacro)
+
+# Find OpenDDS
+#This allows DDS_ROOT to be set off OpenDDSConfig.cmake location
+option(OPENDDS_ALLOW_ENV_CHANGE "Allow multiple find_package(opendds) calls." ON)
+option(OPENDDS_FILENAME_ONLY_INCLUDES "No directory info in generated #includes." ON)
+find_package(OpenDDS REQUIRED)
+
+#Include idl2dll.cmake so it can be used if/when needed
+include(${CMAKE_CURRENT_LIST_DIR}/idl2library.cmake)
+
+list(GET ${@PROJECT_NAME@_TARGET_LIST} 0 _FIRST_TARGET)
+if(NOT TARGET ${_FIRST_TARGET})
+  # Include the CMake targets file for @PROJECT_NAME@.
+  #  All targets are specified in this file.
+  include(${CMAKE_CURRENT_LIST_DIR}/@PROJECT_TARGET_FILE@)
+endif(NOT TARGET ${_FIRST_TARGET})
+
+# Iterate over all targets and set appropriate properties.
+# Most projects will only have one target, but some may include multiple targets that can be imported with one find_package call.
+set(_TARGET_FULL_NAME "")
+foreach(_TARGET_NAME IN LISTS @PROJECT_NAME@_TARGET_LIST)
+  set(_TARGET_FULL_NAME "@PROJECT_TARGET_PREFIX@::${_TARGET_NAME}")
+  get_target_property(_IMPORTED_CONFIGS ${_TARGET_FULL_NAME} IMPORTED_CONFIGURATIONS)
+  #Release config is required, so assume it is present
+  #RelWithDebInfo is optional
+  #Debug is optional
+  #MinSizeRel is normally not required, but covered as optional here for completeness' sake
+  if(NOT "RELWITHDEBINFO" IN_LIST _IMPORTED_CONFIGS)
+    set_target_properties(${_TARGET_FULL_NAME} PROPERTIES
+      MAP_IMPORTED_CONFIG_RELWITHDEBINFO Release
+    )
+  endif(NOT "RELWITHDEBINFO" IN_LIST _IMPORTED_CONFIGS)
+
+  if(NOT "DEBUG" IN_LIST _IMPORTED_CONFIGS)
+    if ("RELWITHDEBINFO" IN_LIST _IMPORTED_CONFIGS)
+      set_target_properties(${_TARGET_FULL_NAME} PROPERTIES
+        MAP_IMPORTED_CONFIG_DEBUG RelWithDebInfo
+      )
+    else("RELWITHDEBINFO" IN_LIST _IMPORTED_CONFIGS)
+      set_target_properties(${_TARGET_FULL_NAME} PROPERTIES
+        MAP_IMPORTED_CONFIG_DEBUG Release
+      )
+    endif("RELWITHDEBINFO" IN_LIST _IMPORTED_CONFIGS)
+  endif(NOT "DEBUG" IN_LIST _IMPORTED_CONFIGS)
+
+  if(NOT "MINSIZEREL" IN_LIST _IMPORTED_CONFIGS)
+    set_target_properties(${_TARGET_FULL_NAME} PROPERTIES
+      MAP_IMPORTED_CONFIG_MINSIZEREL Release
+    )
+  endif(NOT "MINSIZEREL" IN_LIST _IMPORTED_CONFIGS)
+endforeach(_TARGET_NAME)
+
+set(_TARGET_FULL_NAME)
+set(_IMPORTED_CONFIGS)
+set(@PROJECT_NAME@_TARGET_LIST)
+set(_FIRST_TARGET)
+