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#include "stdio_impl.h"
wint_t __fgetwc_unlocked(FILE *);
wchar_t *fgetws(wchar_t *restrict s, int n, FILE *restrict f)
{
wchar_t *p = s;
if (!n--) return s;
FLOCK(f);
for (; n; n--) {
wint_t c = __fgetwc_unlocked(f);
if (c == WEOF) break;
*p++ = c;
if (c == '\n') break;
}
*p = 0;
if (ferror(f)) p = s;
FUNLOCK(f);
return (p == s) ? NULL : s;
}
weak_alias(fgetws, fgetws_unlocked);
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