| 1 | /* $NetBSD: input.h,v 1.12 2000/05/22 10:18:47 elric Exp $ */
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| 2 |
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| 3 | /*-
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| 4 | * Copyright (c) 1991, 1993
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| 5 | * The Regents of the University of California. All rights reserved.
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| 6 | *
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| 7 | * This code is derived from software contributed to Berkeley by
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| 8 | * Kenneth Almquist.
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| 9 | *
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| 10 | * Redistribution and use in source and binary forms, with or without
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| 11 | * modification, are permitted provided that the following conditions
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| 12 | * are met:
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| 13 | * 1. Redistributions of source code must retain the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer.
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright
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| 16 | * notice, this list of conditions and the following disclaimer in the
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| 17 | * documentation and/or other materials provided with the distribution.
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| 18 | * 3. All advertising materials mentioning features or use of this software
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| 19 | * must display the following acknowledgement:
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| 20 | * This product includes software developed by the University of
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| 21 | * California, Berkeley and its contributors.
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| 22 | * 4. Neither the name of the University nor the names of its contributors
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| 23 | * may be used to endorse or promote products derived from this software
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| 24 | * without specific prior written permission.
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| 25 | *
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| 26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 36 | * SUCH DAMAGE.
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| 37 | *
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| 38 | * @(#)input.h 8.2 (Berkeley) 5/4/95
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| 39 | */
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| 40 |
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| 41 | /* PEOF (the end of file marker) is defined in syntax.h */
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| 42 |
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| 43 | /*
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| 44 | * The input line number. Input.c just defines this variable, and saves
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| 45 | * and restores it when files are pushed and popped. The user of this
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| 46 | * package must set its value.
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| 47 | */
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| 48 | extern int plinno;
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| 49 | extern int parsenleft; /* number of characters left in input buffer */
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| 50 | extern char *parsenextc; /* next character in input buffer */
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| 51 | extern int init_editline; /* 0 == not setup, 1 == OK, -1 == failed */
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| 52 |
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| 53 | char *pfgets (char *, int);
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| 54 | int pgetc (void);
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| 55 | int preadbuffer (void);
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| 56 | void pungetc (void);
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| 57 | void pushstring (char *, int, void *);
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| 58 | void popstring (void);
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| 59 | void setinputfile (const char *, int);
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| 60 | void setinputfd (int, int);
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| 61 | void setinputstring (char *, int);
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| 62 | void popfile (void);
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| 63 | void popallfiles (void);
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| 64 | void closescript (void);
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| 65 |
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| 66 | #define pgetc_macro() (--parsenleft >= 0? *parsenextc++ : preadbuffer())
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