build: BUILD_INTERFACE vs INSTALL_INTERFACE for headers

CMakeLists.txt

@@ -116,85 +116,92 @@ option(ENTT_INCLUDE_TOOLS "Add EnTT tools files to the EnTT target." OFF)
 option(ENTT_INCLUDE_NATVIS "Add EnTT natvis files to the EnTT target." OFF)
 
 if(ENTT_INCLUDE_HEADERS)
-    target_sources(
-        EnTT
-        INTERFACE
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/config/config.h>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/config/macro.h>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/config/version.h>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/container/dense_map.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/container/dense_set.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/container/table.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/container/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/algorithm.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/any.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/attribute.h>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/bit.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/compressed_pair.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/enum.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/family.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/hashed_string.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/ident.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/iterator.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/memory.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/monostate.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/ranges.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/tuple.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/type_info.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/type_traits.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/core/utility.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/component.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/entity.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/group.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/handle.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/mixin.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/helper.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/organizer.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/ranges.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/registry.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/runtime_view.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/snapshot.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/sparse_set.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/storage.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entity/view.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/graph/adjacency_matrix.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/graph/dot.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/graph/flow.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/graph/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/locator/locator.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/adl_pointer.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/container.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/context.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/factory.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/meta.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/node.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/pointer.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/policy.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/range.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/resolve.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/template.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/type_traits.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/meta/utility.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/poly/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/poly/poly.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/process/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/process/process.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/process/scheduler.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/resource/cache.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/resource/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/resource/loader.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/resource/resource.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/signal/delegate.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/signal/dispatcher.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/signal/emitter.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/signal/fwd.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/signal/sigh.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/entt.hpp>
-            $<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/fwd.hpp>
+    set(
+        HEADERS_FILES
+        config/config.h>
+        config/macro.h>
+        config/version.h>
+        container/dense_map.hpp>
+        container/dense_set.hpp>
+        container/table.hpp>
+        container/fwd.hpp>
+        core/algorithm.hpp>
+        core/any.hpp>
+        core/attribute.h>
+        core/bit.hpp>
+        core/compressed_pair.hpp>
+        core/enum.hpp>
+        core/family.hpp>
+        core/fwd.hpp>
+        core/hashed_string.hpp>
+        core/ident.hpp>
+        core/iterator.hpp>
+        core/memory.hpp>
+        core/monostate.hpp>
+        core/ranges.hpp>
+        core/tuple.hpp>
+        core/type_info.hpp>
+        core/type_traits.hpp>
+        core/utility.hpp>
+        entity/component.hpp>
+        entity/entity.hpp>
+        entity/fwd.hpp>
+        entity/group.hpp>
+        entity/handle.hpp>
+        entity/mixin.hpp>
+        entity/helper.hpp>
+        entity/organizer.hpp>
+        entity/ranges.hpp>
+        entity/registry.hpp>
+        entity/runtime_view.hpp>
+        entity/snapshot.hpp>
+        entity/sparse_set.hpp>
+        entity/storage.hpp>
+        entity/view.hpp>
+        graph/adjacency_matrix.hpp>
+        graph/dot.hpp>
+        graph/flow.hpp>
+        graph/fwd.hpp>
+        locator/locator.hpp>
+        meta/adl_pointer.hpp>
+        meta/container.hpp>
+        meta/context.hpp>
+        meta/factory.hpp>
+        meta/fwd.hpp>
+        meta/meta.hpp>
+        meta/node.hpp>
+        meta/pointer.hpp>
+        meta/policy.hpp>
+        meta/range.hpp>
+        meta/resolve.hpp>
+        meta/template.hpp>
+        meta/type_traits.hpp>
+        meta/utility.hpp>
+        poly/fwd.hpp>
+        poly/poly.hpp>
+        process/fwd.hpp>
+        process/process.hpp>
+        process/scheduler.hpp>
+        resource/cache.hpp>
+        resource/fwd.hpp>
+        resource/loader.hpp>
+        resource/resource.hpp>
+        signal/delegate.hpp>
+        signal/dispatcher.hpp>
+        signal/emitter.hpp>
+        signal/fwd.hpp>
+        signal/sigh.hpp>
+        entt.hpp>
+        fwd.hpp>
     )
+
+    list(TRANSFORM HEADERS_FILES APPEND ">" OUTPUT_VARIABLE HEADERS_BUILD_INTERFACE)
+    list(TRANSFORM HEADERS_BUILD_INTERFACE PREPEND "$<BUILD_INTERFACE:${EnTT_SOURCE_DIR}/src/entt/")
+
+    list(TRANSFORM HEADERS_FILES APPEND ">" OUTPUT_VARIABLE HEADERS_INSTALL_INTERFACE)
+    list(TRANSFORM HEADERS_INSTALL_INTERFACE PREPEND "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/entt/")
+
+    target_sources(EnTT INTERFACE ${HEADERS_BUILD_INTERFACE} ${HEADERS_INSTALL_INTERFACE})
 endif()
 
 if(ENTT_INCLUDE_TOOLS)

TODO

@@ -39,4 +39,3 @@ TODO:
 * paged vector as a standalone class
 * update process/scheduler natvis and doc after rework
 * move tools under the entt dir
-* ENTT_INCLUDE_HEADERS install inteface (see natvis files)