SabrehavenServer/cmake/FindCXX11.cmake
2019-01-16 17:16:38 -05:00

22 lines
625 B
CMake

if(__FIND_CXX11_CMAKE__)
return()
endif()
set(__FIND_CXX11_CMAKE__ TRUE)
include(CheckCXXCompilerFlag)
enable_language(CXX)
check_cxx_compiler_flag("-std=c++11" COMPILER_KNOWS_CXX11)
if(COMPILER_KNOWS_CXX11)
add_compile_options(-std=c++11)
# Tested on Mac OS X 10.8.2 with XCode 4.6 Command Line Tools
# Clang requires this to find the correct c++11 headers
check_cxx_compiler_flag("-stdlib=libc++" COMPILER_KNOWS_STDLIB)
if(APPLE AND COMPILER_KNOWS_STDLIB)
add_compile_options(-stdlib=libc++)
endif()
else()
message(FATAL_ERROR "Your C++ compiler does not support C++11.")
endif()