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add <cstring> and <cwchar> compatible constexpr functions

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This commit is contained in:
bolero-MURAKAMI 2014-04-23 01:27:03 +09:00
parent fe255a5e74
commit b04dea6002
26 changed files with 526 additions and 103 deletions
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9
sprout/cwchar/wmemcmp.hpp
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@ -8,10 +8,8 @@
#ifndef SPROUT_CWCHAR_WMEMCMP_HPP
#define SPROUT_CWCHAR_WMEMCMP_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/iterator/ptr_index_iterator.hpp>
#include <sprout/algorithm/tristate_lexicographical_compare.hpp>
#include <sprout/cstring/memcmp.hpp>
namespace sprout {
//
@ -22,10 +20,7 @@ namespace sprout {
//
inline SPROUT_CONSTEXPR int
wmemcmp(wchar_t const* s1, wchar_t const* s2, std::size_t n) {
return sprout::tristate_lexicographical_compare(
sprout::ptr_index(s1), sprout::ptr_index(s1, n),
sprout::ptr_index(s2), sprout::ptr_index(s2, n)
);
return sprout::detail::memcmp(s1, s2, n);
}
} // namespace sprout