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initial check-in, version 0.5.0
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33
src/stdio/fputwc.c
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33
src/stdio/fputwc.c
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#include "stdio_impl.h"
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wint_t __fputwc_unlocked(wchar_t c, FILE *f)
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{
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char mbc[MB_LEN_MAX];
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int l;
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f->mode |= f->mode+1;
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if (isascii(c)) {
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if (c != f->lbf && f->wpos + 1 < f->wend) *f->wpos++ = c;
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else c = __overflow(f, c);
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} else if (f->wpos + MB_LEN_MAX < f->wend) {
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l = wctomb(f->wpos, c);
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if (l < 0) c = WEOF;
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else f->wpos += l;
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} else {
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l = wctomb(mbc, c);
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if (l < 0 || __fwritex(mbc, l, f) < l) c = WEOF;
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}
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return c;
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}
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wint_t fputwc(wchar_t c, FILE *f)
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{
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FLOCK(f);
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c = __fputwc_unlocked(c, f);
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FUNLOCK(f);
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return 0;
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}
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weak_alias(__fputwc_unlocked, fputwc_unlocked);
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weak_alias(__fputwc_unlocked, putwc_unlocked);
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