1
0
Fork 0
mirror of https://github.com/bolero-MURAKAMI/Sprout synced 2024-11-12 21:09:01 +00:00
Sprout/sprout/cwchar/wcsspn.hpp

21 lines
451 B
C++
Raw Normal View History

#ifndef SPROUT_CWCHAR_WCSSPN_HPP
2012-12-21 16:02:49 +00:00
#define SPROUT_CWCHAR_WCSSPN_HPP
#include <cstddef>
#include <sprout/config.hpp>
2012-12-21 16:02:49 +00:00
#include <sprout/cwchar/wcschr.hpp>
namespace sprout {
2012-12-21 16:02:49 +00:00
//
// wcsspn
//
2012-10-05 15:58:56 +00:00
inline SPROUT_CONSTEXPR std::size_t
wcsspn(wchar_t const* s1, wchar_t const* s2) {
2012-12-21 16:02:49 +00:00
return !*s1 || !sprout::wcschr(s2, *s1) ? 0
: 1 + sprout::wcsspn(s1 + 1, s2)
;
}
} // namespace sprout
2012-12-21 16:02:49 +00:00
#endif // #ifndef SPROUT_CWCHAR_WCSSPN_HPP