newlib-cygwin/newlib/libc/stdlib/mbrlen.c

27 lines
479 B
C

#include <reent.h>
#include <newlib.h>
#include <wchar.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#ifdef _REENT_THREAD_LOCAL
_Thread_local _mbstate_t _tls_mbrlen_state;
#endif
size_t
mbrlen(const char *__restrict s, size_t n, mbstate_t *__restrict ps)
{
#ifdef _MB_CAPABLE
if (ps == NULL)
{
struct _reent *reent = _REENT;
_REENT_CHECK_MISC(reent);
ps = &(_REENT_MBRLEN_STATE(reent));
}
#endif
return mbrtowc(NULL, s, n, ps);
}