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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()) |