Annotation of src/usr.bin/m4/extern.h, Revision 1.15
1.15 ! espie 1: /* $OpenBSD: extern.h,v 1.14 2000/01/11 14:06:11 espie Exp $ */
1.2 deraadt 2: /* $NetBSD: extern.h,v 1.3 1996/01/13 23:25:24 pk Exp $ */
1.1 deraadt 3:
4: /*-
5: * Copyright (c) 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Ozan Yigit at York University.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the University of
22: * California, Berkeley and its contributors.
23: * 4. Neither the name of the University nor the names of its contributors
24: * may be used to endorse or promote products derived from this software
25: * without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37: * SUCH DAMAGE.
38: *
39: * @(#)extern.h 8.1 (Berkeley) 6/6/93
40: */
41:
1.11 espie 42: /* eval.c */
43: extern void eval __P((const char *[], int, int));
44: extern void expand __P((const char *[], int));
45: extern void dodefine __P((const char *, const char *));
46:
47: /* expr.c */
48: extern int expr __P((const char *));
49:
50: /* gnum4.c */
51: extern void addtoincludepath __P((const char *dirname));
1.15 ! espie 52: extern struct input_file *fopen_trypath __P((struct input_file *, const char *filename));
1.11 espie 53:
54: /* look.c */
55: extern ndptr addent __P((const char *));
1.12 espie 56: extern unsigned hash __P((const char *));
1.11 espie 57: extern ndptr lookup __P((const char *));
58: extern void remhash __P((const char *, int));
1.14 espie 59:
60: /* main.c */
61: extern void outputstr __P((const char *));
1.11 espie 62:
63: /* misc.c */
64: extern void chrsave __P((int));
65: extern char *compute_prevep __P((void));
66: extern void getdiv __P((int));
67: extern ptrdiff_t indx __P((const char *, const char *));
68: extern void initspaces __P((void));
69: extern void killdiv __P((void));
70: extern void onintr __P((int));
71: extern void pbnum __P((int));
72: extern void pbstr __P((const char *));
73: extern void putback __P((int));
74: extern char *xalloc __P((size_t));
75: extern char *xstrdup __P((const char *));
76: extern void usage __P((void));
1.1 deraadt 77:
1.15 ! espie 78: extern int obtain_char __P((struct input_file *));
! 79: extern void set_input __P((struct input_file *, FILE *, const char *));
! 80: extern void release_input __P((struct input_file *));
! 81:
! 82:
1.1 deraadt 83: extern ndptr hashtab[]; /* hash table for macros etc. */
84: extern stae mstack[]; /* stack of m4 machine */
85: extern FILE *active; /* active output file pointer */
1.15 ! espie 86: extern struct input_file infile[];/* input file stack (0=stdin) */
1.1 deraadt 87: extern FILE *outfile[]; /* diversion array(0=bitbucket) */
88: extern int fp; /* m4 call frame pointer */
89: extern int ilevel; /* input file stack pointer */
90: extern int oindex; /* diversion index. */
91: extern int sp; /* current m4 stack pointer */
1.4 deraadt 92: extern pbent *bp; /* first available character */
1.8 espie 93: extern pbent *buf; /* push-back buffer */
1.4 deraadt 94: extern pbent *bufbase; /* buffer base for this ilevel */
95: extern pbent *bbase[]; /* buffer base per ilevel */
1.13 espie 96: extern char ecommt[MAXCCHARS+1];/* end character for comment */
1.1 deraadt 97: extern char *ep; /* first free char in strspace */
1.13 espie 98: extern char lquote[MAXCCHARS+1];/* left quote character (`) */
1.1 deraadt 99: extern char *m4wraps; /* m4wrap string default. */
100: extern char *null; /* as it says.. just a null. */
1.13 espie 101: extern char rquote[MAXCCHARS+1];/* right quote character (') */
102: extern char scommt[MAXCCHARS+1];/* start character for comment */
1.9 espie 103: