Check* functions family: add support for LINK_OPTIONS

Fixes: #18521

1 files changed, 18 insertions, 7 deletions

diff --git a/Modules/CheckLibraryExists.cmake b/Modules/CheckLibraryExists.cmake
index 428a6b0..6504df5 100644
--- a/Modules/CheckLibraryExists.cmake
+++ b/Modules/CheckLibraryExists.cmake
@@ -7,15 +7,19 @@ CheckLibraryExists
 
 Check if the function exists.
 
-CHECK_LIBRARY_EXISTS (LIBRARY FUNCTION LOCATION VARIABLE)
+.. command:: CHECK_LIBRARY_EXISTS
 
-::
+  .. code-block:: cmake
+
+    CHECK_LIBRARY_EXISTS(LIBRARY FUNCTION LOCATION VARIABLE)
 
-  LIBRARY  - the name of the library you are looking for
-  FUNCTION - the name of the function
-  LOCATION - location where the library should be found
-  VARIABLE - variable to store the result
-             Will be created as an internal cache variable.
+  ::
+
+    LIBRARY  - the name of the library you are looking for
+    FUNCTION - the name of the function
+    LOCATION - location where the library should be found
+    VARIABLE - variable to store the result
+               Will be created as an internal cache variable.
 
 
 
@@ -26,6 +30,7 @@ the way the check is run:
 
   CMAKE_REQUIRED_FLAGS = string of compile command line flags
   CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)
+  CMAKE_REQUIRED_LINK_OPTIONS = list of options to pass to link command
   CMAKE_REQUIRED_LIBRARIES = list of libraries to link
   CMAKE_REQUIRED_QUIET = execute quietly without messages
 #]=======================================================================]
@@ -39,6 +44,11 @@ macro(CHECK_LIBRARY_EXISTS LIBRARY FUNCTION LOCATION VARIABLE)
     if(NOT CMAKE_REQUIRED_QUIET)
       message(STATUS "Looking for ${FUNCTION} in ${LIBRARY}")
     endif()
+    set(CHECK_LIBRARY_EXISTS_LINK_OPTIONS)
+    if(CMAKE_REQUIRED_LINK_OPTIONS)
+      set(CHECK_LIBRARY_EXISTS_LINK_OPTIONS
+        LINK_OPTIONS ${CMAKE_REQUIRED_LINK_OPTIONS})
+    endif()
     set(CHECK_LIBRARY_EXISTS_LIBRARIES ${LIBRARY})
     if(CMAKE_REQUIRED_LIBRARIES)
       set(CHECK_LIBRARY_EXISTS_LIBRARIES
@@ -58,6 +68,7 @@ macro(CHECK_LIBRARY_EXISTS LIBRARY FUNCTION LOCATION VARIABLE)
       ${CMAKE_BINARY_DIR}
       ${_cle_source}
       COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
+      ${CHECK_LIBRARY_EXISTS_LINK_OPTIONS}
       LINK_LIBRARIES ${CHECK_LIBRARY_EXISTS_LIBRARIES}
       CMAKE_FLAGS
       -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_LIBRARY_EXISTS_DEFINITION}