source: trunk/minix/lib/ack/libp/outcpt.c@ 20

/* $Header: /cvsup/minix/src/lib/ack/libp/outcpt.c,v 1.1 2005/10/10 15:27:47 beng Exp $ */
/*
 * (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        <pc_file.h>
#include        <pc_err.h>

#define EINTR   4

extern int      errno;
extern          _trp();
extern int      _write();

_flush(f) 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);
}

_outcpt(f) struct file *f; {

        f->flags &= ~ELNBIT;
        f->ptr += f->size;
        if ((f->count -= f->size) <= 0)
                _flush(f);
}