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/* $NetBSD: input.h,v 1.15 2003/08/07 09:05:33 agc Exp $ */
/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Kenneth Almquist.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)input.h 8.2 (Berkeley) 5/4/95
*/
/* PEOF (the end of file marker) is defined in syntax.h */
/*
* The input line number. Input.c just defines this variable, and saves
* and restores it when files are pushed and popped. The user of this
* package must set its value.
*/
//extern int plinno;
//extern int parsenleft; /* number of characters left in input buffer */
//extern char *parsenextc; /* next character in input buffer */
//extern int init_editline; /* 0 == not setup, 1 == OK, -1 == failed */
char *pfgets(struct shinstance *, char *, int);
int pgetc(struct shinstance *);
int preadbuffer(struct shinstance *);
void pungetc(struct shinstance *);
void pushstring(struct shinstance *, char *, size_t, void *);
void popstring(struct shinstance *);
void setinputfile(struct shinstance *, const char *, int);
void setinputfd(struct shinstance *, int, int);
void setinputstring(struct shinstance *, char *, int);
void popfile(struct shinstance *);
void popallfiles(struct shinstance *);
void closescript(struct shinstance *);
#define pgetc_macro(psh) (--(psh)->parsenleft >= 0? *(psh)->parsenextc++ : preadbuffer(psh))
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