11 lines
241 B
C
11 lines
241 B
C
#include "stdio_impl.h"
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int __overflow(FILE *f, int _c)
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{
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unsigned char c = _c;
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if (!f->wend && __towrite(f)) return EOF;
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if (f->wpos != f->wend && c != f->lbf) return *f->wpos++ = c;
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if (f->write(f, &c, 1)!=1) return EOF;
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return c;
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}
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