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include header that declares __syscall_ret where it's defined
[oweals/musl.git]
/
src
/
stdio
/
fgetws.c
1
#include "stdio_impl.h"
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#include <wchar.h>
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wint_t __fgetwc_unlocked(FILE *);
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wchar_t *fgetws(wchar_t *restrict s, int n, FILE *restrict f)
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{
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wchar_t *p = s;
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if (!n--) return s;
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FLOCK(f);
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for (; n; n--) {
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wint_t c = __fgetwc_unlocked(f);
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if (c == WEOF) break;
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*p++ = c;
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if (c == '\n') break;
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}
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*p = 0;
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if (ferror(f)) p = s;
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FUNLOCK(f);
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return (p == s) ? NULL : s;
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}
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weak_alias(fgetws, fgetws_unlocked);