Annotation of src/usr.bin/m4/extern.h, Revision 1.4
1.4 ! deraadt 1: /* $OpenBSD: extern.h,v 1.3 1996/06/26 05:36:12 deraadt 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:
42: char *basename __P((char *));
43: char *xalloc __P((unsigned long));
44: int expr __P((char *));
45: ndptr addent __P((char *));
46: void chrsave __P((int));
47: void dochc __P((char *[], int));
48: void dochq __P((char *[], int));
49: void dodefine __P((char *, char *));
50: void dodefn __P((char *));
51: void dodiv __P((int));
52: void dodump __P((char *[], int));
53: void doifelse __P((char *[], int));
54: int doincl __P((char *));
55: int dopaste __P((char *));
56: void dopushdef __P((char *, char *));
57: void dosub __P((char *[], int));
58: void doundiv __P((char *[], int));
59: void eval __P((char *[], int, int));
60: void expand __P((char *[], int));
61: void getdiv __P((int));
62: char *xstrdup __P((const char *));
63: int hash __P((char *));
64: int indx __P((char *, char *));
65: void killdiv __P((void));
66: ndptr lookup __P((char *));
67: void map __P((char *, char *, char *, char *));
68: void onintr __P((int));
69: void oops __P((const char *, ...));
70: void pbnum __P((int));
71: void pbstr __P((char *));
72: void putback __P((int));
73: void remhash __P((char *, int));
74: void usage __P((void));
75:
76: extern ndptr hashtab[]; /* hash table for macros etc. */
77: extern stae mstack[]; /* stack of m4 machine */
78: extern FILE *active; /* active output file pointer */
79: extern FILE *infile[]; /* input file stack (0=stdin) */
80: extern FILE *outfile[]; /* diversion array(0=bitbucket) */
81: extern int fp; /* m4 call frame pointer */
82: extern int ilevel; /* input file stack pointer */
83: extern int oindex; /* diversion index. */
84: extern int sp; /* current m4 stack pointer */
1.4 ! deraadt 85: extern pbent *bp; /* first available character */
! 86: extern pbent buf[]; /* push-back buffer */
! 87: extern pbent *bufbase; /* buffer base for this ilevel */
! 88: extern pbent *bbase[]; /* buffer base per ilevel */
1.2 deraadt 89: extern char ecommt[]; /* end character for comment */
1.1 deraadt 90: extern char *endest; /* end of string space */
1.4 ! deraadt 91: extern pbent *endpbb; /* end of push-back buffer */
1.1 deraadt 92: extern char *ep; /* first free char in strspace */
1.2 deraadt 93: extern char lquote[]; /* left quote character (`) */
1.1 deraadt 94: extern char *m4temp; /* filename for diversions */
95: extern char *m4wraps; /* m4wrap string default. */
96: extern char *null; /* as it says.. just a null. */
97: extern char *progname; /* program name */
1.2 deraadt 98: extern char rquote[]; /* right quote character (') */
99: extern char scommt[]; /* start character for comment */