Merge pull request #242 from rpavlik/public-include-dir-in-build

Ensure we expose the OpenXR headers in the build interface as well as the install interface.

Author: rpavlik

changes/sdk/pr.242.gh.OpenXR-SDK-Source.md

@@ -0,0 +1,5 @@
+---
+- issue.195.gh.OpenXR-SDK-Source
+- issue.1409.gl
+---
+Ensure we expose the OpenXR headers in the build-time interface of the loader, as well as the install-time interface, for use with FetchContent.cmake.

src/loader/CMakeLists.txt

@@ -90,11 +90,11 @@ set_source_files_properties(${LOADER_EXTERNAL_GEN_FILES} PROPERTIES GENERATED TR
 add_dependencies(openxr_loader generate_openxr_header xr_global_generated_files)
 target_include_directories(
     openxr_loader
-    PRIVATE ${PROJECT_SOURCE_DIR}/src/common
+    # for OpenXR headers
+    PUBLIC $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
+           $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
 
-            # for OpenXR headers
-            ${PROJECT_SOURCE_DIR}/include
-            ${PROJECT_BINARY_DIR}/include
+    PRIVATE ${PROJECT_SOURCE_DIR}/src/common
 
             # for generated dispatch table, common_config.h
             ${CMAKE_CURRENT_SOURCE_DIR}/..