diff --git a/CMakeLists.txt b/CMakeLists.txt
index d7e810449c..c3b76017df 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,15 +22,14 @@ cmake_minimum_required(VERSION 2.8)
 
 set(MANGOS_VERSION 0.18)
 
+include(cmake/common.cmake)
+
 # Set RPATH-handing (CMake parameters)
 set(CMAKE_SKIP_BUILD_RPATH FALSE)
 set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
 set(CMAKE_INSTALL_RPATH ${LIBS_DIR})
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 
-# set macro-directory
-set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/macros")
-
 # set default buildoptions and print them
 include(cmake/options.cmake)
 
diff --git a/cmake/common.cmake b/cmake/common.cmake
new file mode 100644
index 0000000000..1618c25fc0
--- /dev/null
+++ b/cmake/common.cmake
@@ -0,0 +1,7 @@
+
+# First, get the root of the repository.
+get_filename_component(ROOT_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
+get_filename_component(ROOT_DIR "${ROOT_DIR}/.." ABSOLUTE)
+
+# Set the macro directory.
+set(CMAKE_MODULE_PATH "${ROOT_DIR}/cmake/macros")
diff --git a/cmake/compiler/clang/settings.cmake b/cmake/compiler/clang/settings.cmake
index 3f1002946f..627f1be645 100644
--- a/cmake/compiler/clang/settings.cmake
+++ b/cmake/compiler/clang/settings.cmake
@@ -1,6 +1,18 @@
 # Set build-directive (used in core to tell which buildtype we used)
 add_definitions(-D_BUILD_DIRECTIVE='"$(CONFIGURATION)"')
 
+# Check C++11 compiler support
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+if(COMPILER_SUPPORTS_CXX11)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+elseif(COMPILER_SUPPORTS_CXX0X)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+else()
+  message(FATAL_ERROR "Error, CMaNGOS requires a compiler that supports C++11!")
+endif()
+
 if(WARNINGS)
   set(WARNING_FLAGS "-W -Wall -Wextra -Winit-self -Wfatal-errors")
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS}")
diff --git a/cmake/compiler/gcc/settings.cmake b/cmake/compiler/gcc/settings.cmake
index 29cbbd8a8f..c14bb8ea9a 100644
--- a/cmake/compiler/gcc/settings.cmake
+++ b/cmake/compiler/gcc/settings.cmake
@@ -1,6 +1,18 @@
 # Set build-directive (used in core to tell which buildtype we used)
 add_definitions(-D_BUILD_DIRECTIVE='"${CMAKE_BUILD_TYPE}"')
 
+# Check C++11 compiler support
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+if(COMPILER_SUPPORTS_CXX11)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+elseif(COMPILER_SUPPORTS_CXX0X)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+else()
+  message(FATAL_ERROR "Error, CMaNGOS requires a compiler that supports C++11!")
+endif()
+
 if(PLATFORM EQUAL X86)
   # Required on 32-bit systems to enable SSE2 (standard on x64)
   set(SSE_FLAGS "-msse2 -mfpmath=sse")
diff --git a/cmake/macros/CheckPlatform.cmake b/cmake/macros/CheckPlatform.cmake
index 1b2289581f..4d16bf0600 100644
--- a/cmake/macros/CheckPlatform.cmake
+++ b/cmake/macros/CheckPlatform.cmake
@@ -8,7 +8,7 @@ else()
 endif()
 
 if(WIN32)
-  include("${CMAKE_SOURCE_DIR}/cmake/platform/win/settings.cmake")
+  include("${ROOT_DIR}/cmake/platform/win/settings.cmake")
 elseif(UNIX)
-  include("${CMAKE_SOURCE_DIR}/cmake/platform/unix/settings.cmake")
+  include("${ROOT_DIR}/cmake/platform/unix/settings.cmake")
 endif()
diff --git a/cmake/macros/ImportACE.cmake b/cmake/macros/ImportACE.cmake
index c405915b08..ac14b1ab51 100644
--- a/cmake/macros/ImportACE.cmake
+++ b/cmake/macros/ImportACE.cmake
@@ -23,8 +23,8 @@
 # set_target_properties(ace PROPERTIES DEPENDS ACE_Project)
 
 if(WIN32)
-  set(ACE_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/dep/ACE_wrappers)
-  set(ACE_LIBRARIES_DIR ${CMAKE_SOURCE_DIR}/dep/ACE_wrappers/lib)
+  set(ACE_INCLUDE_DIR ${ROOT_DIR}/dep/ACE_wrappers)
+  set(ACE_LIBRARIES_DIR ${ROOT_DIR}/dep/ACE_wrappers/lib)
   set(ACE_LIBRARIES optimized ACE debug ACEd)
 else()
   set(ACE_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/include)
diff --git a/cmake/macros/ImportTBB.cmake b/cmake/macros/ImportTBB.cmake
index 16dc2256f6..06c425aaf7 100644
--- a/cmake/macros/ImportTBB.cmake
+++ b/cmake/macros/ImportTBB.cmake
@@ -44,8 +44,8 @@ if(WIN32)
 #     IMPORTED_IMPLIB_DEBUG ${CMAKE_SOURCE_DIR}/dep/tbb/build/${VSDIR}/${ARCHDIR}/Debug/tbbmalloc_debug.lib
 #   )
   set(TBB_LIBRARIES_DIR
-    ${CMAKE_SOURCE_DIR}/dep/tbb/build/${VSDIR}/${ARCHDIR}/Release
-    ${CMAKE_SOURCE_DIR}/dep/tbb/build/${VSDIR}/${ARCHDIR}/Debug
+    ${ROOT_DIR}/dep/tbb/build/${VSDIR}/${ARCHDIR}/Release
+    ${ROOT_DIR}/dep/tbb/build/${VSDIR}/${ARCHDIR}/Debug
   )
 else()
   if(APPLE)
@@ -62,8 +62,8 @@ else()
 #     IMPORTED_LOCATION_DEBUG ${CMAKE_SOURCE_DIR}/dep/tbb/build/libs_debug/libtbbmalloc_debug.${LIB_SUFFIX}
 #   )
   set(TBB_LIBRARIES_DIR
-    ${CMAKE_SOURCE_DIR}/dep/tbb/build/libs_release
-    ${CMAKE_SOURCE_DIR}/dep/tbb/build/libs_debug
+    ${ROOT_DIR}/dep/tbb/build/libs_release
+    ${ROOT_DIR}/dep/tbb/build/libs_debug
   )
 endif()
 # Sadly doesn't work in current version
@@ -72,7 +72,7 @@ endif()
 # set_target_properties(tbb PROPERTIES DEPENDS TBB_Project)
 # set_target_properties(tbbmalloc PROPERTIES DEPENDS TBB_Project)
 
-set(TBB_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/dep/tbb/include)
+set(TBB_INCLUDE_DIR ${ROOT_DIR}/dep/tbb/include)
 set(TBB_LIBRARIES optimized tbb optimized tbbmalloc debug tbb_debug debug tbbmalloc_debug)
 
 # Little Hack to remove the link warnings because of not found directories
diff --git a/cmake/platform/unix/settings.cmake b/cmake/platform/unix/settings.cmake
index cdd988bc05..d71484d8b6 100644
--- a/cmake/platform/unix/settings.cmake
+++ b/cmake/platform/unix/settings.cmake
@@ -1,6 +1,6 @@
 # configure uninstaller
 configure_file(
-  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/platform/cmake_uninstall.cmake.in"
+  "${ROOT_DIR}/cmake/platform/cmake_uninstall.cmake.in"
   "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
   IMMEDIATE @ONLY
 )
@@ -14,9 +14,9 @@ message(STATUS "UNIX: Created uninstall target")
 
 message(STATUS "UNIX: Detected compiler: ${CMAKE_C_COMPILER}")
 if(CMAKE_C_COMPILER MATCHES "gcc" OR CMAKE_C_COMPILER_ID STREQUAL "GNU")
-  include(${CMAKE_SOURCE_DIR}/cmake/compiler/gcc/settings.cmake)
+  include("${ROOT_DIR}/cmake/compiler/gcc/settings.cmake")
 elseif(CMAKE_C_COMPILER MATCHES "clang")
-  include(${CMAKE_SOURCE_DIR}/cmake/compiler/clang/settings.cmake)
+  include("${ROOT_DIR}/cmake/compiler/clang/settings.cmake")
 else()
 add_definitions(-D_BUILD_DIRECTIVE='"${CMAKE_BUILD_TYPE}"')
 endif()
diff --git a/cmake/platform/win/settings.cmake b/cmake/platform/win/settings.cmake
index 89c36a6f39..f25fc349ce 100644
--- a/cmake/platform/win/settings.cmake
+++ b/cmake/platform/win/settings.cmake
@@ -1,3 +1,3 @@
 if ( MSVC )
-  include(${CMAKE_SOURCE_DIR}/cmake/compiler/msvc/settings.cmake)
+  include("${ROOT_DIR}/cmake/compiler/msvc/settings.cmake")
 endif()
diff --git a/contrib/extractor/CMakeLists.txt b/contrib/extractor/CMakeLists.txt
index a05710a8ee..cda4d9cf2b 100644
--- a/contrib/extractor/CMakeLists.txt
+++ b/contrib/extractor/CMakeLists.txt
@@ -11,6 +11,9 @@
 cmake_minimum_required (VERSION 2.6)
 project (MANGOS_MAP_EXTRACTOR)
 
+include(../../cmake/common.cmake)
+include(CheckPlatform)
+
 add_subdirectory (loadlib)
 
 include_directories (${MANGOS_MAP_EXTRACTOR_SOURCE_DIR}/loadlib)
diff --git a/contrib/git_id/CMakeLists.txt b/contrib/git_id/CMakeLists.txt
index d126ab6bed..f0bd03d598 100644
--- a/contrib/git_id/CMakeLists.txt
+++ b/contrib/git_id/CMakeLists.txt
@@ -1,4 +1,7 @@
-SET(CMAKE_VERBOSE_MAKEFILE ON)
-cmake_minimum_required (VERSION 2.6)
-ADD_EXECUTABLE (git_id git_id.cpp)
 
+cmake_minimum_required(VERSION 2.8)
+
+include(../../cmake/common.cmake)
+include(CheckPlatform)
+
+ADD_EXECUTABLE(git_id git_id.cpp)
diff --git a/contrib/mmap/CMakeLists.txt b/contrib/mmap/CMakeLists.txt
index 0ee7b01839..5d774e317f 100644
--- a/contrib/mmap/CMakeLists.txt
+++ b/contrib/mmap/CMakeLists.txt
@@ -12,6 +12,9 @@ cmake_minimum_required (VERSION 2.6)
 
 project( MoveMapGen )
 
+include(../../cmake/common.cmake)
+include(CheckPlatform)
+
 ADD_DEFINITIONS(-DMMAP_GENERATOR -DNO_CORE_FUNCS -DDEBUG)
 ADD_DEFINITIONS(-DDT_POLYREF64)
 
diff --git a/contrib/vmap_assembler/CMakeLists.txt b/contrib/vmap_assembler/CMakeLists.txt
index ccf4d27c52..0f24d0a9c6 100644
--- a/contrib/vmap_assembler/CMakeLists.txt
+++ b/contrib/vmap_assembler/CMakeLists.txt
@@ -11,6 +11,9 @@
 cmake_minimum_required (VERSION 2.6)
 project (MANGOS_VMAP_ASSEMB_IO)
 
+include(../../cmake/common.cmake)
+include(CheckPlatform)
+
 set(CMAKE_VERBOSE_MAKEFILE true)
 
 # uncomment next line to disable debug mode
diff --git a/contrib/vmap_extractor/CMakeLists.txt b/contrib/vmap_extractor/CMakeLists.txt
index ea2120ae67..16d849f4af 100644
--- a/contrib/vmap_extractor/CMakeLists.txt
+++ b/contrib/vmap_extractor/CMakeLists.txt
@@ -11,6 +11,8 @@
 cmake_minimum_required (VERSION 2.6)
 project (MANGOS_VMAP_EXTRACT_IO)
 
+include(../../cmake/common.cmake)
+include(CheckPlatform)
 
 # uncomment next line to disable debug mode
 ADD_DEFINITIONS("-DIOMAP_DEBUG")