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Diffstat (limited to 'boost/align/detail/aligned_alloc_macos.hpp')
-rw-r--r-- | boost/align/detail/aligned_alloc_macos.hpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/boost/align/detail/aligned_alloc_macos.hpp b/boost/align/detail/aligned_alloc_macos.hpp new file mode 100644 index 0000000000..346eabfc58 --- /dev/null +++ b/boost/align/detail/aligned_alloc_macos.hpp @@ -0,0 +1,45 @@ +/* + (c) 2014 Glen Joseph Fernandes + glenjofe at gmail dot com + + Distributed under the Boost Software + License, Version 1.0. + http://boost.org/LICENSE_1_0.txt +*/ +#ifndef BOOST_ALIGN_DETAIL_ALIGNED_ALLOC_MACOS_HPP +#define BOOST_ALIGN_DETAIL_ALIGNED_ALLOC_MACOS_HPP + +#include <boost/assert.hpp> +#include <boost/config.hpp> +#include <boost/align/detail/is_alignment.hpp> +#include <cstddef> +#include <stdlib.h> + +namespace boost { + namespace alignment { + inline void* aligned_alloc(std::size_t alignment, + std::size_t size) BOOST_NOEXCEPT + { + BOOST_ASSERT(detail::is_alignment(alignment)); + if (!size) { + return 0; + } + if (alignment < sizeof(void*)) { + alignment = sizeof(void*); + } + void* p; + if (::posix_memalign(&p, alignment, size) != 0) { + p = 0; + } + return p; + } + + inline void aligned_free(void* ptr) + BOOST_NOEXCEPT + { + ::free(ptr); + } + } +} + +#endif |