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| 2714 | cejka | 1 | /* $NetBSD: input.h,v 1.12 2000/05/22 10:18:47 elric Exp $ */ |
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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 | |||
| 41 | /* PEOF (the end of file marker) is defined in syntax.h */ |
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| 42 | |||
| 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 | |||
| 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 | |||
| 66 | #define pgetc_macro() (--parsenleft >= 0? *parsenextc++ : preadbuffer()) |