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1 | /* $NetBSD: input.h,v 1.12 2000/05/22 10:18:47 elric Exp $ */ |
1 | /* $NetBSD: input.h,v 1.12 2000/05/22 10:18:47 elric Exp $ */ |
2 | 2 | ||
3 | /*- |
3 | /*- |
4 | * Copyright (c) 1991, 1993 |
4 | * Copyright (c) 1991, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
5 | * The Regents of the University of California. All rights reserved. |
6 | * |
6 | * |
7 | * This code is derived from software contributed to Berkeley by |
7 | * This code is derived from software contributed to Berkeley by |
8 | * Kenneth Almquist. |
8 | * Kenneth Almquist. |
9 | * |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
17 | * documentation and/or other materials provided with the distribution. |
18 | * 3. All advertising materials mentioning features or use of this software |
18 | * 3. All advertising materials mentioning features or use of this software |
19 | * must display the following acknowledgement: |
19 | * must display the following acknowledgement: |
20 | * This product includes software developed by the University of |
20 | * This product includes software developed by the University of |
21 | * California, Berkeley and its contributors. |
21 | * California, Berkeley and its contributors. |
22 | * 4. Neither the name of the University nor the names of its contributors |
22 | * 4. Neither the name of the University nor the names of its contributors |
23 | * may be used to endorse or promote products derived from this software |
23 | * may be used to endorse or promote products derived from this software |
24 | * without specific prior written permission. |
24 | * without specific prior written permission. |
25 | * |
25 | * |
26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
36 | * SUCH DAMAGE. |
36 | * SUCH DAMAGE. |
37 | * |
37 | * |
38 | * @(#)input.h 8.2 (Berkeley) 5/4/95 |
38 | * @(#)input.h 8.2 (Berkeley) 5/4/95 |
39 | */ |
39 | */ |
40 | 40 | ||
41 | /* PEOF (the end of file marker) is defined in syntax.h */ |
41 | /* PEOF (the end of file marker) is defined in syntax.h */ |
42 | 42 | ||
43 | /* |
43 | /* |
44 | * The input line number. Input.c just defines this variable, and saves |
44 | * The input line number. Input.c just defines this variable, and saves |
45 | * and restores it when files are pushed and popped. The user of this |
45 | * and restores it when files are pushed and popped. The user of this |
46 | * package must set its value. |
46 | * package must set its value. |
47 | */ |
47 | */ |
48 | extern int plinno; |
48 | extern int plinno; |
49 | extern int parsenleft; /* number of characters left in input buffer */ |
49 | extern int parsenleft; /* number of characters left in input buffer */ |
50 | extern char *parsenextc; /* next character in input buffer */ |
50 | extern char *parsenextc; /* next character in input buffer */ |
51 | extern int init_editline; /* 0 == not setup, 1 == OK, -1 == failed */ |
51 | extern int init_editline; /* 0 == not setup, 1 == OK, -1 == failed */ |
52 | 52 | ||
53 | char *pfgets (char *, int); |
53 | char *pfgets (char *, int); |
54 | int pgetc (void); |
54 | int pgetc (void); |
55 | int preadbuffer (void); |
55 | int preadbuffer (void); |
56 | void pungetc (void); |
56 | void pungetc (void); |
57 | void pushstring (char *, int, void *); |
57 | void pushstring (char *, int, void *); |
58 | void popstring (void); |
58 | void popstring (void); |
59 | void setinputfile (const char *, int); |
59 | void setinputfile (const char *, int); |
60 | void setinputfd (int, int); |
60 | void setinputfd (int, int); |
61 | void setinputstring (char *, int); |
61 | void setinputstring (char *, int); |
62 | void popfile (void); |
62 | void popfile (void); |
63 | void popallfiles (void); |
63 | void popallfiles (void); |
64 | void closescript (void); |
64 | void closescript (void); |
65 | 65 | ||
66 | #define pgetc_macro() (--parsenleft >= 0? *parsenextc++ : preadbuffer()) |
66 | #define pgetc_macro() (--parsenleft >= 0? *parsenextc++ : preadbuffer()) |
67 | 67 |