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porting sscrisk/CEL

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bolero-MURAKAMI 2012-04-01 22:15:09 +09:00
parent ad60c8c530
commit db20f64991
181 changed files with 2531 additions and 607 deletions
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31
sprout/cstring/memchr.hpp Normal file
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#ifndef SPROUT_CSTRING_MEMCHR_HPP
#define SPROUT_CSTRING_MEMCHR_HPP
#include <cstddef>
#include <sprout/config.hpp>
namespace sprout {
// Copyright (C) 2011 RiSK (sscrisk)
namespace detail {
inline SPROUT_CONSTEXPR void const* memchr_impl(unsigned char const* s, char c, std::size_t n) {
return !n ? 0
: *s == c ? s
: sprout::detail::memchr_impl(s + 1, c, n - 1)
;
}
} // namespace detail
// 7.21.5.1 memchr ŠÖ<C5A0>”
inline SPROUT_CONSTEXPR void const* memchr(void const* s, int c, size_t n) {
return sprout::detail::memchr_impl(static_cast<unsigned char const*>(s), static_cast<unsigned char>(c), n);
}
inline SPROUT_CONSTEXPR void* memchr(void* s, int c, size_t n) {
return const_cast<void*>(
sprout::detail::memchr_impl(static_cast<unsigned char*>(s), static_cast<unsigned char>(c), n)
);
}
} // namespace sprout
#endif // #ifndef SPROUT_CSTRING_MEMCHR_HPP