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https://github.com/bolero-MURAKAMI/Sprout.git
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20 lines
762 B
C++
20 lines
762 B
C++
#ifndef SPROUT_CSTRING_MEMCMP_HPP
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#define SPROUT_CSTRING_MEMCMP_HPP
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#include <cstddef>
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#include <sprout/config.hpp>
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#include <sprout/iterator/ptr_index_iterator.hpp>
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#include <sprout/algorithm/tristate_lexicographical_compare.hpp>
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namespace sprout {
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// 7.21.4.1 memcmp ŠÖ<C5A0>”
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inline SPROUT_CONSTEXPR int
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memcmp(void const* s1, void const* s2, std::size_t n) {
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return sprout::tristate_lexicographical_compare(
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sprout::as_iterator(static_cast<unsigned char const*>(s1)), sprout::as_iterator(static_cast<unsigned char const*>(s1), n),
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sprout::as_iterator(static_cast<unsigned char const*>(s2)), sprout::as_iterator(static_cast<unsigned char const*>(s2), n)
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);
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_CSTRING_MEMCMP_HPP
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