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Detect C++11 features automatically

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Tsuda kageyu
2013-04-18 03:23:12 +09:00
parent 10b4bd61e2
commit 4fc2a3bdd8
28 changed files with 214 additions and 125 deletions
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50
ConfigureChecks.cmake
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@ -9,15 +9,57 @@ include(CheckCXXSourceCompiles)
# check for libz using the cmake supplied FindZLIB.cmake
find_package(ZLIB)
if(ZLIB_FOUND)
set(HAVE_ZLIB 1)
set(HAVE_ZLIB 1)
else()
set(HAVE_ZLIB 0)
set(HAVE_ZLIB 0)
endif()
# Determine whether or not your compiler supports move semantics.
check_cxx_source_compiles("
#ifdef __clang__
# pragma clang diagnostic error \"-Wc++11-extensions\"
#endif
#include <utility>
int func(int &&x) { return x - 1; }
int main() { return func(std::move(1)); }
" SUPPORT_MOVE_SEMANTICS)
# Determine whether or not your compiler supports template alias.
check_cxx_source_compiles("
#ifdef __clang__
# pragma clang diagnostic error \"-Wc++11-extensions\"
#endif
#include <vector>
template <typename T> using myVector = std::vector<T>;
int main() { return 0; }
" SUPPORT_TEMPLATE_ALIAS)
# Determine where shared_ptr<T> is defined regardless of C++11 support.
check_cxx_source_compiles("
#include <memory>
int main() { std::tr1::shared_ptr<int> x; return 0; }
" HAVE_STD_SHARED_PTR)
check_cxx_source_compiles("
#include <tr1/memory>
int main() { std::tr1::shared_ptr<int> x; return 0; }
" HAVE_TR1_SHARED_PTR)
check_cxx_source_compiles("
#include <boost/shared_ptr.hpp>
int main() { boost::shared_ptr<int> x; return 0; }
" HAVE_BOOST_SHARED_PTR)
# Determine whether your compiler supports codecvt header.
check_cxx_source_compiles("
#include <codecvt>
int main() { std::codecvt_utf8_utf16<wchar_t> x; return 0; }
" HAVE_CODECVT)
set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
find_package(CppUnit)
if(NOT CppUnit_FOUND AND BUILD_TESTS)
message(STATUS "CppUnit not found, disabling tests.")
set(BUILD_TESTS OFF)
message(STATUS "CppUnit not found, disabling tests.")
set(BUILD_TESTS OFF)
endif()