Sprout/sprout/cstring/strpbrk.hpp
2012-10-06 00:58:56 +09:00

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#ifndef SPROUT_CSTRING_STRPBRK_HPP
#define SPROUT_CSTRING_STRPBRK_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/cstring/strchr.hpp>
namespace sprout {
// Copyright (C) 2011 RiSK (sscrisk)
// 7.21.5.4 strpbrk ŠÖ<C5A0>
inline SPROUT_CONSTEXPR char const*
strpbrk(char const* s1, char const* s2) {
return !*s1 ? nullptr
: sprout::strchr(s2, *s1) ? s1
: sprout::strpbrk(s1 + 1, s2)
;
}
inline SPROUT_CONSTEXPR char*
strpbrk(char* s1, char const* s2) {
return const_cast<char*>(sprout::strpbrk(const_cast<char const*>(s1), s2));
}
} // namespace sprout
#endif // #ifndef SPROUT_CSTRING_STRPBRK_HPP