ack/lang/pc/libpc/outcpt.c
2018-06-17 22:30:27 +02:00

49 lines
940 B
C

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