From 30d862c468db8e075bc65dff9cbd37b3a3f2ebcb Mon Sep 17 00:00:00 2001
From: Rolf Eike Beer <eike@sf-mail.de>
Date: Sun, 9 Sep 2012 16:08:45 +0200
Subject: [PATCH] FindSDL: add SDLMAIN_LIBRARY only once (#13262)

---
 Modules/FindSDL.cmake | 4 +++-
 1 Datei geändert, 3 Zeilen hinzugefügt(+), 1 Zeile entfernt(-)

diff --git a/Modules/FindSDL.cmake b/Modules/FindSDL.cmake
index 487c5d3..8421e69 100644
--- a/Modules/FindSDL.cmake
+++ b/Modules/FindSDL.cmake
@@ -134,9 +134,11 @@ endif()
 if(SDL_LIBRARY_TEMP)
   # For SDLmain
   if(NOT SDL_BUILDING_LIBRARY)
-    if(SDLMAIN_LIBRARY)
+    list(FIND SDL_LIBRARY_TEMP _SDL_MAIN_INDEX "${SDLMAIN_LIBRARY}")
+    if(SDLMAIN_LIBRARY AND _SDL_MAIN_INDEX EQUAL -1)
       set(SDL_LIBRARY_TEMP ${SDLMAIN_LIBRARY} ${SDL_LIBRARY_TEMP})
     endif()
+    unset(_SDL_MAIN_INDEX)
   endif()
 
   # For OS X, SDL uses Cocoa as a backend so it must link to Cocoa.
-- 
1.7.11.5