From ff55af14f98fc70895ccdbbb4dccdccd68dec9dd Mon Sep 17 00:00:00 2001
From: Ahmad Fatoum <ahmad@a3f.at>
Date: Sun, 20 May 2018 20:08:43 +0200
Subject: CMake: Move reusable code to new cmake/ directory

---
 cmake/AddIfFlagCompiles.cmake | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 cmake/AddIfFlagCompiles.cmake

(limited to 'cmake/AddIfFlagCompiles.cmake')

diff --git a/cmake/AddIfFlagCompiles.cmake b/cmake/AddIfFlagCompiles.cmake
new file mode 100644
index 00000000..403607b5
--- /dev/null
+++ b/cmake/AddIfFlagCompiles.cmake
@@ -0,0 +1,12 @@
+include(CheckCCompilerFlag)
+function(add_if_flag_compiles flag)
+  CHECK_C_COMPILER_FLAG("${flag}" COMPILER_HAS_THOSE_TOGGLES)
+  set(outcome "Failed")
+  if(COMPILER_HAS_THOSE_TOGGLES)
+    foreach(var ${ARGN})
+      set(${var} "${flag} ${${var}}" PARENT_SCOPE)
+    endforeach()
+    set(outcome "compiles")
+  endif()
+  message(STATUS "Testing if ${flag} can be used -- ${outcome}")
+endfunction()
-- 
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