Use alternative way to suppress CMP0022 warning. Closes 287.

Source/CMakeLists.txt

@@ -28,6 +28,9 @@ cmake_minimum_required (VERSION 2.8.6)
 
 if (COMMAND cmake_policy)
     cmake_policy (SET CMP0003 NEW)
+    if (CMAKE_VERSION VERSION_GREATER 2.8.12 OR CMAKE_VERSION VERSION_EQUAL 2.8.12)
+        cmake_policy (SET CMP0022 NEW)
+    endif ()
 endif ()
 
 # Set CMake modules search path

Source/Engine/CMakeLists.txt

@@ -163,17 +163,19 @@ if (NOT XCODE AND NOT MSVC)
         endif ()
     endif ()
 endif ()
-# \todo This is a deprecated property in CMake version 2.8.12 - Remove below commands when CMake minimum version is 2.8.12
-set_target_properties (${TARGET_NAME} PROPERTIES LINK_INTERFACE_LIBRARIES "")
-if (URHO3D_LIB_TYPE STREQUAL SHARED)
-    if (NOT MSVC AND CMAKE_VERSION VERSION_LESS 2.8.11)
-        get_target_property (LINK_LIBRARIES ${TARGET_NAME} LINK_LIBRARIES)
-        target_link_libraries (${TARGET_NAME} LINK_PRIVATE ${LINK_LIBRARIES})
+# todo This is a deprecated property in CMake version 2.8.12 - Remove below commands when CMake minimum version is 2.8.12
+if (CMAKE_VERSION VERSION_LESS 2.8.12)
+    set_target_properties (${TARGET_NAME} PROPERTIES LINK_INTERFACE_LIBRARIES "")
+    if (URHO3D_LIB_TYPE STREQUAL SHARED)
+        if (NOT MSVC AND CMAKE_VERSION VERSION_LESS 2.8.11)
+            get_target_property (LINK_LIBRARIES ${TARGET_NAME} LINK_LIBRARIES)
+            target_link_libraries (${TARGET_NAME} LINK_PRIVATE ${LINK_LIBRARIES})
+        endif ()
+    else ()
+        set_target_properties (${TARGET_NAME} PROPERTIES LINK_LIBRARIES "")
     endif ()
-else ()
-    set_target_properties (${TARGET_NAME} PROPERTIES LINK_LIBRARIES "")
 endif ()
-# \endtodo
+# end todo
 
 # Generate platform specific export header file automatically
 if (NOT URHO3D_LIB_TYPE STREQUAL URHO3D_EXPORTS_LIB_TYPE OR ${CMAKE_CURRENT_SOURCE_DIR}/Urho3D.h.in IS_NEWER_THAN ${CMAKE_CURRENT_BINARY_DIR}/Urho3D.h)

cmake_android.bat

@@ -49,7 +49,6 @@ if "%use_mklink%" == "1" (
     if exist android-Build\CMakeFiles. rd /S /Q android-Build\CMakeFiles
 ) 
 echo on
-:: \todo suppress policy warning (for 2.8.12 early adopters), remove this option when CMake minimum version is 2.8.12
-set "OPT=-Wno-dev"
+set "OPT="
 cmake -E chdir %build% cmake %OPT% -G "Unix Makefiles" -DANDROID=1 -DCMAKE_TOOLCHAIN_FILE=%source%\CMake\Toolchains\android.toolchain.cmake -DLIBRARY_OUTPUT_PATH_ROOT=.  %* %source%
 @popd

cmake_gcc.sh

@@ -41,7 +41,7 @@ GENERATOR="Unix Makefiles"
 [[ $( uname -m ) =~ ^armv6 ]] && PLATFORM="-DRASPI=1"
 
 # Create project with the respective CMake generators
-OPT=-Wno-dev    # \todo suppress policy warning (for 2.8.12 early adopters), remove this option when CMake minimum version is 2.8.12
+OPT=
 [ $ANDROID_NDK ] && msg "Android build" && cmake -E make_directory android-Build && cmake -E chdir android-Build cmake $OPT -G $GENERATOR -DANDROID=1 -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/android.toolchain.cmake -DLIBRARY_OUTPUT_PATH_ROOT=. $@ $SOURCE && post_cmake android-Build
 [ $RASPI_TOOL ] && msg "Raspberry Pi build" && cmake -E make_directory raspi-Build && cmake -E chdir raspi-Build cmake $OPT -G $GENERATOR -DRASPI=1 -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/raspberrypi.toolchain.cmake $@ $SOURCE && post_cmake raspi-Build
 [ $MINGW_PREFIX ] && msg "MingW build" && cmake -E make_directory mingw-Build && cmake -E chdir mingw-Build cmake $OPT -G $GENERATOR -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAINS/mingw.toolchain.cmake $@ $SOURCE && post_cmake mingw-Build

cmake_macosx.sh

@@ -32,7 +32,7 @@ fi
 cmake -E make_directory $BUILD
 
 # Create project with the Xcode generator
-OPT=-Wno-dev    # \todo suppress policy warning (for 2.8.12 early adopters), remove this option when CMake minimum version is 2.8.12
+OPT=
 cmake -E chdir $BUILD cmake $OPT -G "Xcode" $@ $SOURCE
 
 # Temporary fix: can be removed when CMake minimum required has reached 2.8.12

cmake_mingw.bat

@@ -24,7 +24,6 @@
 pushd %~dp0
 cmake -E make_directory Build
 echo on
-:: \todo suppress policy warning (for 2.8.12 early adopters), remove this option when CMake minimum version is 2.8.12
-set "OPT=-Wno-dev"
+set "OPT="
 cmake -E chdir Build cmake %OPT% -G "MinGW Makefiles" %* ..\Source
 @popd

cmake_vs2008.bat

@@ -36,7 +36,6 @@ if not "%1" == "" (
     goto loop
 )
 echo on
-:: \todo suppress policy warning (for 2.8.12 early adopters), remove this option when CMake minimum version is 2.8.12
-set "OPT=-Wno-dev"
+set "OPT="
 cmake -E chdir Build cmake %OPT% -G "Visual Studio %version%%arch%" %* ..\Source
 @popd