24 lines
458 B
C
24 lines
458 B
C
#include "stdio_impl.h"
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int __towrite(FILE *f)
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{
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f->mode |= f->mode-1;
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if (f->flags & (F_NOWR)) {
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f->flags |= F_ERR;
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return EOF;
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}
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/* Clear read buffer (easier than summoning nasal demons) */
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f->rpos = f->rend = 0;
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/* Activate write through the buffer. */
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f->wpos = f->wbase = f->buf;
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f->wend = f->buf + f->buf_size;
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return 0;
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}
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/* Link flush-on-exit code iff any stdio write functions are linked. */
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void __fflush_on_exit()
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{
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fflush(0);
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}
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