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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #include |
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| 3 | #include |
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| 4 | #include |
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| 5 | #include |
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| 6 | #include |
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| 7 | #include |
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| 8 | #include |
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| 9 | |||
| 10 | int fflush(FILE *f) |
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| 11 | { |
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| 12 | char *base; |
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| 13 | int n, rn; |
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| 14 | if(!f) return 0; |
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| 15 | if(f->std_ops && STM_OP(f,flush)) |
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| 16 | return STM_OP(f,flush)(f); |
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| 17 | if ((f->_flag&(_IONBF|_IOWRT))==_IOWRT |
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| 18 | && (base = f->_base) != NULL |
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| 19 | && (rn = n = f->_ptr - base) > 0) |
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| 20 | { |
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| 21 | f->_ptr = base; |
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| 22 | f->_cnt = (f->_flag&(_IOLBF|_IONBF)) ? 0 : f->_bufsiz; |
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| 23 | do { |
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| 24 | n = write(fileno(f), base, rn); |
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| 25 | if (n <= 0) { |
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| 26 | f->_flag |= _IOERR; |
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| 27 | return EOF; |
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| 28 | } |
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| 29 | rn -= n; |
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| 30 | base += n; |
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| 31 | } while (rn > 0); |
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| 32 | _dosemu_flush(fileno(f)); |
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| 33 | } |
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| 34 | if (f->_flag & _IORW) |
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| 35 | { |
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| 36 | f->_cnt = 0; |
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| 37 | f->_flag &= ~(_IOWRT|_IOREAD); |
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| 38 | f->_ptr = f->_base; |
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| 39 | } |
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| 40 | return 0; |
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| 41 | } |