42 lines
846 B
C
Executable File
42 lines
846 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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extern _rf();
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extern _skipsp();
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extern int _getsig();
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extern int _fstdig();
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extern int _nxtdig();
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long _rdl(f) struct file *f; {
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int is_signed,ch; long l;
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_rf(f);
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_skipsp(f);
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is_signed = _getsig(f);
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ch = _fstdig(f);
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l = 0;
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do
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l = l*10 - ch;
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while ((ch = _nxtdig(f)) >= 0);
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return(is_signed ? l : -l);
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}
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