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      1  1.22       kre /*	$NetBSD: input.h,v 1.22 2024/08/03 03:05:58 kre Exp $	*/
      2   1.7       cgd 
      3   1.1       cgd /*-
      4   1.5       jtc  * Copyright (c) 1991, 1993
      5   1.5       jtc  *	The Regents of the University of California.  All rights reserved.
      6   1.1       cgd  *
      7   1.1       cgd  * This code is derived from software contributed to Berkeley by
      8   1.1       cgd  * Kenneth Almquist.
      9   1.1       cgd  *
     10   1.1       cgd  * Redistribution and use in source and binary forms, with or without
     11   1.1       cgd  * modification, are permitted provided that the following conditions
     12   1.1       cgd  * are met:
     13   1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     14   1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     15   1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     16   1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     17   1.1       cgd  *    documentation and/or other materials provided with the distribution.
     18  1.15       agc  * 3. Neither the name of the University nor the names of its contributors
     19   1.1       cgd  *    may be used to endorse or promote products derived from this software
     20   1.1       cgd  *    without specific prior written permission.
     21   1.1       cgd  *
     22   1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23   1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24   1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25   1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26   1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27   1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28   1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29   1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30   1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31   1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32   1.1       cgd  * SUCH DAMAGE.
     33   1.1       cgd  *
     34   1.8  christos  *	@(#)input.h	8.2 (Berkeley) 5/4/95
     35   1.1       cgd  */
     36   1.1       cgd 
     37   1.1       cgd /* PEOF (the end of file marker) is defined in syntax.h */
     38   1.1       cgd 
     39   1.1       cgd /*
     40   1.1       cgd  * The input line number.  Input.c just defines this variable, and saves
     41   1.1       cgd  * and restores it when files are pushed and popped.  The user of this
     42   1.1       cgd  * package must set its value.
     43   1.1       cgd  */
     44   1.1       cgd extern int plinno;
     45   1.1       cgd extern int parsenleft;		/* number of characters left in input buffer */
     46  1.18       kre extern const char *parsenextc;	/* next character in input buffer */
     47   1.5       jtc extern int init_editline;	/* 0 == not setup, 1 == OK, -1 == failed */
     48  1.20       kre extern int whichprompt;		/* 1 ==> PS1, 2 ==> PS2 */
     49   1.1       cgd 
     50  1.17       kre struct alias;
     51  1.20       kre struct parsefile;
     52  1.16       kre 
     53  1.14  christos char *pfgets(char *, int);
     54  1.14  christos int pgetc(void);
     55  1.14  christos int preadbuffer(void);
     56  1.21       kre int at_eof(void);
     57  1.14  christos void pungetc(void);
     58  1.18       kre void pushstring(const char *, int, struct alias *);
     59  1.14  christos void popstring(void);
     60  1.14  christos void setinputfile(const char *, int);
     61  1.14  christos void setinputfd(int, int);
     62  1.22       kre void setinputstring(const char *, int, int);
     63  1.14  christos void popfile(void);
     64  1.20       kre struct parsefile *getcurrentfile(void);
     65  1.20       kre void popfilesupto(struct parsefile *);
     66  1.14  christos void popallfiles(void);
     67  1.14  christos void closescript(int);
     68   1.1       cgd 
     69   1.1       cgd #define pgetc_macro()	(--parsenleft >= 0? *parsenextc++ : preadbuffer())
     70