From b4db3a8a07f6959271a2bfd5a57ee53f7cf823cc Mon Sep 17 00:00:00 2001
From: Ruslan Baratov <ruslan_baratov@yahoo.com>
Date: Thu, 5 Jul 2018 13:21:57 +0300
Subject: CMake: Remove unused 'output_var' from 'collect_true'

Variable 'output_var' is not used and can be removed.
Function 'collect_true' renamed to 'count_true'.
---
 CMake/Utilities.cmake | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'CMake')

diff --git a/CMake/Utilities.cmake b/CMake/Utilities.cmake
index 8425bbd78..5cb1d4497 100644
--- a/CMake/Utilities.cmake
+++ b/CMake/Utilities.cmake
@@ -1,14 +1,13 @@
 # File containing various utilities
 
 # Returns a list of arguments that evaluate to true
-function(collect_true output_var output_count_var)
-  set(${output_var})
+function(count_true output_count_var)
+  set(lst)
   foreach(option_var IN LISTS ARGN)
     if(${option_var})
-      list(APPEND ${output_var} ${option_var})
+      list(APPEND lst ${option_var})
     endif()
   endforeach()
-  set(${output_var} ${${output_var}} PARENT_SCOPE)
-  list(LENGTH ${output_var} ${output_count_var})
-  set(${output_count_var} ${${output_count_var}} PARENT_SCOPE)
+  list(LENGTH lst lst_len)
+  set(${output_count_var} ${lst_len} PARENT_SCOPE)
 endfunction()
-- 
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