--- a/CMakeLists.txt	Thu Feb 28 23:02:12 2013 +0100
+++ b/CMakeLists.txt	Thu Feb 28 23:05:07 2013 +0100
@@ -2,11 +2,19 @@
 
 #initialise cmake environment
 cmake_minimum_required(VERSION 2.6.0)
+if(CMAKE_VERSION VERSION_LESS "2.8")
+    set(WARNING "WARNING: ")
+    set(allow_parse_args FALSE)
+else()
+    set(WARNING WARNING)
+    set(allow_parse_args TRUE)
+endif()
 foreach(hwpolicy CMP0003 CMP0012 CMP0017)
     if(POLICY ${hwpolicy})
         cmake_policy(SET ${hwpolicy} NEW)
     endif()
 endforeach()
+
 #use available modules, fallback to ours if not present (CMP0017 helps)
 set(CMAKE_MODULE_PATH "${CMAKE_ROOT}/Modules" "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules")
 
@@ -53,7 +61,7 @@
 
         message(STATUS "Building revision ${revision_number} from hash ${revision_hash} ${HGCHANGED}")
         if(HGCHANGED)
-            MESSAGE(WARNING "Notice: you have uncommitted changes in your repository")
+            MESSAGE(${WARNING} "Notice: you have uncommitted changes in your repository")
         endif()
         set(version_suffix "-${revision_number}${HGCHANGED}")
     endif()
@@ -114,7 +122,7 @@
         if(NOT minimum_macosx_version)
             message(FATAL_ERROR "sw_vers not found! Need explicit MACOSX_DEPLOYMENT_TARGET variable set")
         else()
-            message(WARNING "sw_vers not found! Fallback to MACOSX_DEPLOYMENT_TARGET variable")
+            message(${WARNING} "sw_vers not found! Fallback to MACOSX_DEPLOYMENT_TARGET variable")
             set(current_macosx_version ${minimum_macosx_version})
         endif()
     endif()
@@ -171,7 +179,7 @@
 
     #silly libav that always brings in VideoDecoderAcceleration, avaible only from 10.6.3
     if(NOT NOVIDEOREC AND ${minimum_macosx_version} VERSION_LESS "10.6")
-        set(WARNING "Video recording support before OS X 10.6 is experimental")
+        set(${WARNING} "Video recording support before OS X 10.6 is experimental")
     endif()
 endif(APPLE)
 
@@ -205,9 +213,8 @@
 
 #parse additional parameters
 if(FPFLAGS OR GHFLAGS)
-    set(cmake_version "${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}.${CMAKE_PATCH_VERSION}")
-    if(cmake_version VERSION_LESS "2.8")
-        message(WARNING "FPFLAGS and GHFLAGS are available only when using CMake >= 2.8")
+    if(${allow_parse_args})
+        message(${WARNING} "FPFLAGS and GHFLAGS are available only when using CMake >= 2.8")
     else()
         separate_arguments(fpflags_parsed UNIX_COMMAND ${FPFLAGS})
         separate_arguments(ghflags_parsed UNIX_COMMAND ${GHFLAGS})
@@ -257,7 +264,7 @@
         add_subdirectory(gameServer)
         message(STATUS "Found GHC: ${ghc_executable}")
     else()
-        message(WARNING "Could NOT find GHC, server will not be built")
+        message(${WARNING} "Could NOT find GHC, server will not be built")
         set(HAVE_NETSERVER false)
     endif()
 else()

--- a/hedgewars/CMakeLists.txt	Thu Feb 28 23:02:12 2013 +0100
+++ b/hedgewars/CMakeLists.txt	Thu Feb 28 23:05:07 2013 +0100
@@ -91,7 +91,7 @@
     )
 
 if(${BUILD_ENGINE_LIBRARY})
-    message(WARNING "Engine will be built as library (experimental)")
+    message(${WARNING} "Engine will be built as library (experimental)")
     list(APPEND pascal_flags "-dHWLIBRARY")
 
     # create position independent code, only required for x68_64 builds, similar to -fPIC
@@ -160,7 +160,7 @@
             list(APPEND pascal_flags "-k${PNG_LIBRARY}")
         endif()
     else()
-        message(WARNING "Screenshots will be in BMP format because libpng was not found")
+        message(${WARNING} "Screenshots will be in BMP format because libpng was not found")
     endif()
 else()
     message(STATUS "Screenshots will be in BMP format per user request")
@@ -200,7 +200,7 @@
             list(APPEND pascal_flags "-k${FFMPEG_LIBAVCODEC}" "-k${FFMPEG_LIBAVFORMAT}" "-k${FFMPEG_LIBAVUTIL}")
         ENDIF()
     else()
-        message(WARNING "Could NOT find FFMPEG/LibAV, video recording will be disabled")
+        message(${WARNING} "Could NOT find FFMPEG/LibAV, video recording will be disabled")
     endif()
 else()
     message(STATUS "Video recording disabled by user")