tde_setup_architecture_flags: Add test for liner flag -pie or -ztype=pie.

Signed-off-by: Denis Kozadaev <denis@dilos.org>
Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

modules/TDEMacros.cmake

@@ -16,6 +16,7 @@
 #################################################
 
 include( CheckCXXCompilerFlag )
+include( CheckLinkerFlag OPTIONAL )
 include( TDEVersion )
 
 
@@ -2843,7 +2844,29 @@ macro( tde_setup_architecture_flags )
     check_cxx_compiler_flag( -fPIE HAVE_PIE_SUPPORT )
     if( HAVE_PIE_SUPPORT )
       set( TDE_PIE_CFLAGS -fPIE )
-      set( TDE_PIE_LDFLAGS -pie )
+
+      if( ${CMAKE_VERSION} VERSION_LESS "3.18" )
+        execute_process(COMMAND "${CMAKE_LINKER}" --help
+          OUTPUT_VARIABLE __linker_help
+          ERROR_VARIABLE __linker_help)
+        if( "${__linker_help}" MATCHES "-pie" )
+          set( LINKER_PIE_SUPPORT 1 )
+        elseif( "${__linker_help}" MATCHES "type=type.*pie" )
+          set( LINKER_ZTYPE_PIE_SUPPORT 1 )
+        endif( )
+        unset(__linker_help)
+      else( )
+        check_linker_flag(CXX -pie LINKER_PIE_SUPPORT)
+        if( NOT LINKER_PIE_SUPPORT )
+          check_linker_flag(CXX -ztype=pie LINKER_ZTYPE_PIE_SUPPORT)
+        endif()
+      endif()
+      if( LINKER_PIE_SUPPORT )
+        set( TDE_PIE_LDFLAGS -pie )
+      endif( LINKER_PIE_SUPPORT )
+      if( LINKER_ZTYPE_PIE_SUPPORT )
+        set( TDE_PIE_LDFLAGS -ztype=pie )
+      endif( LINKER_ZTYPE_PIE_SUPPORT )
     endif( HAVE_PIE_SUPPORT )
 
     set( _reproducible_cxxflags