48 lines
		
	
	
	
		
			940 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			48 lines
		
	
	
	
		
			940 B
		
	
	
	
		
			C
		
	
	
	
	
	
/* $Id$ */
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/*
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 * (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
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 *
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 *          This product is part of the Amsterdam Compiler Kit.
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 *
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 * Permission to use, sell, duplicate or disclose this software must be
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 * obtained in writing. Requests for such permissions may be sent to
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 *
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 *      Dr. Andrew S. Tanenbaum
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 *      Wiskundig Seminarium
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 *      Vrije Universiteit
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 *      Postbox 7161
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 *      1007 MC Amsterdam
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 *      The Netherlands
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 *
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 */
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/* Author: J.W. Stevenson */
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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#include "pc.h"
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void _flush(struct file* f)
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{
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	int i, n;
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	f->ptr = f->bufadr;
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	n = f->buflen - f->count;
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	if (n <= 0)
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		return;
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	f->count = f->buflen;
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	if ((i = write(f->ufd, f->bufadr, n)) < 0 && errno == EINTR)
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		return;
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	if (i != n)
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		_trp(EWRITE);
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}
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void _outcpt(struct file* f)
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{
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	f->flags &= ~ELNBIT;
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	f->ptr += f->size;
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	if ((f->count -= f->size) <= 0)
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		_flush(f);
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}
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