LINK_OPTIONS: Add new family of properties

This family enable to manage link flags

Three new properties:
* directory property: LINK_OPTIONS
* target properties: LINK_OPTIONS and INTERFACE_LINK_OPTIONS

Two new commands
* add_link_options(): to populate directory property
* target_link_options(): to populate target properties

Fixes: #16543

2 files changed, 13 insertions, 0 deletions

diff --git a/Tests/ExportImport/Import/A/CMakeLists.txt b/Tests/ExportImport/Import/A/CMakeLists.txt
index 39a89dc..f8eb721 100644
--- a/Tests/ExportImport/Import/A/CMakeLists.txt
+++ b/Tests/ExportImport/Import/A/CMakeLists.txt
@@ -472,3 +472,8 @@ if (((CMAKE_C_COMPILER_ID STREQUAL GNU AND CMAKE_C_COMPILER_VERSION VERSION_GREA
     endif()
   endif()
 endif()
+
+#---------------------------------------------------------------------------------
+# check that imported libraries have the expected INTERFACE_LINK_OPTIONS property
+checkForProperty(bld_testLinkOptions "INTERFACE_LINK_OPTIONS" "INTERFACE_FLAG")
+checkForProperty(Req::testLinkOptions "INTERFACE_LINK_OPTIONS" "INTERFACE_FLAG")
diff --git a/Tests/ExportImport/Import/A/imp_testLinkOptions.cpp b/Tests/ExportImport/Import/A/imp_testLinkOptions.cpp
new file mode 100644
index 0000000..2b18b2e
--- /dev/null
+++ b/Tests/ExportImport/Import/A/imp_testLinkOptions.cpp
@@ -0,0 +1,8 @@
+
+#include "testSharedLibRequired.h"
+
+int foo()
+{
+  TestSharedLibRequired req;
+  return req.foo();
+}