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- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- */
- /* $Id$ */
- #define INP_PUSHBACK 3
- #include "inputtype.h"
- #include <inp_pkg.spec>
- /* Note: The following macro only garuantees one PushBack.
- */
- #define UnGetChar() ((LexSave != EOI) ? ChPushBack(LexSave) : 0)
- extern int LexSave; /* last character read by GetChar */
- extern int GetChar(); /* character input, with trigraph parsing */
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