51 lines
977 B
C
Executable file
51 lines
977 B
C
Executable file
/* $Header$ */
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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 <pc_file.h>
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#include <pc_err.h>
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#define EINTR 4
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extern int errno;
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extern _trp();
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extern int _write();
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_flush(f) struct file *f; {
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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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_outcpt(f) struct file *f; {
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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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