1 files changed, 69 insertions, 0 deletions
diff --git a/Tests/RunCMake/RuntimePath/Relative.cmake b/Tests/RunCMake/RuntimePath/Relative.cmake
new file mode 100644
index 0000000..203241f
--- /dev/null
+++ b/Tests/RunCMake/RuntimePath/Relative.cmake
@@ -0,0 +1,69 @@
+enable_language(C)
+
+if(NOT CMAKE_SHARED_LIBRARY_RPATH_ORIGIN_TOKEN)
+  if(CMAKE_C_PLATFORM_ID STREQUAL "Linux")
+    # Sanity check for platform that is definitely known to support $ORIGIN.
+    message(FATAL_ERROR "Platform fails to report relative RPATH support")
+  else()
+    message(STATUS "Platform does not support relative RPATHs, skipping")
+  endif()
+  return()
+endif()
+set(CMAKE_BUILD_RPATH_USE_ORIGIN ON)
+
+function(CheckRpath target rpath)
+  add_custom_command(
+    TARGET ${target}
+    POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -Dfile=$<TARGET_FILE:${target}> -Drpath=${rpath}
+            -P "${CMAKE_CURRENT_SOURCE_DIR}/RelativeCheck.cmake"
+    VERBATIM
+  )
+endfunction()
+
+if(CMAKE_C_COMPILER_ID STREQUAL "XL" AND CMAKE_BINARY_DIR MATCHES " ")
+  # XL 16.1.0.0 fails building the library if the output path contains a space.
+  set(externDir)
+  message(STATUS "Skipping external library test because of a toolchain bug")
+else()
+  get_filename_component(externDir "${CMAKE_BINARY_DIR}" DIRECTORY)
+  set(externDir "${externDir}/Relative-extern")
+endif()
+
+add_library(utils SHARED A.c)
+add_library(utils-sub SHARED A.c)
+set_property(TARGET utils-sub PROPERTY LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/libs)
+if(externDir)
+  add_library(utils-extern SHARED A.c)
+  set_property(TARGET utils-extern PROPERTY LIBRARY_OUTPUT_DIRECTORY ${externDir})
+endif()
+
+add_executable(main main.c)
+target_link_libraries(main utils)
+CheckRpath(main "\$ORIGIN")
+
+add_executable(main-norel main.c)
+target_link_libraries(main-norel utils)
+set_property(TARGET main-norel PROPERTY BUILD_RPATH_USE_ORIGIN OFF)
+CheckRpath(main-norel "${CMAKE_CURRENT_BINARY_DIR}")
+
+add_executable(mainsub main.c)
+target_link_libraries(mainsub utils)
+set_property(TARGET mainsub PROPERTY RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin)
+CheckRpath(mainsub "\$ORIGIN/../")
+
+add_executable(main-sub main.c)
+target_link_libraries(main-sub utils-sub)
+CheckRpath(main-sub "\$ORIGIN/libs")
+
+add_executable(mainsub-sub main.c)
+target_link_libraries(mainsub-sub utils-sub)
+set_property(TARGET mainsub-sub PROPERTY RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin)
+CheckRpath(mainsub-sub "\$ORIGIN/../libs")
+
+if(externDir)
+  # Binaries linking to libraries outside the build tree should have an absolute RPATH.
+  add_executable(main-extern main.c)
+  target_link_libraries(main-extern utils-extern)
+  CheckRpath(main-extern "${externDir}")
+endif()