diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 02de722bb..272f2394d 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,5 +1,9 @@ cmake_minimum_required (VERSION 2.8.7) +if (POLICY CMP0054) + cmake_policy(SET CMP0054 NEW) +endif() + # Without this, the MSVC variable isn't defined for MSVC builds ( http://www.cmake.org/pipermail/cmake/2011-November/047130.html ) enable_language(CXX C) @@ -92,6 +96,18 @@ endif() set(BUILD_TOOLS OFF CACHE BOOL "") set(SELF_TEST OFF CACHE BOOL "") +# Check whether Lua 5.1 is installed locally: +include(CheckLua.cmake) +if(HAS_LUA_INTERPRETER AND ("${LUA_INTERPRETER_VERSION}" STREQUAL "5.1")) + message(STATUS "Lua 5.1 has been found in your system and will be used for the build.") +else() + if (CROSSCOMPILE) + message(FATAL "To crosscompile, you need to have Lua 5.1 installed in your system and available in PATH.") + endif() + message(STATUS "Lua 5.1 has NOT been found in your system, the build will use its own Lua implementation.") +endif() + + # This has to be done before any flags have been set up. if(${BUILD_TOOLS}) message("Building tools") |