Annotation of src/usr.bin/m4/extern.h, Revision 1.2
1.2 ! deraadt 1: /* $NetBSD: extern.h,v 1.3 1996/01/13 23:25:24 pk Exp $ */
1.1 deraadt 2:
3: /*-
4: * Copyright (c) 1991, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * This code is derived from software contributed to Berkeley by
8: * Ozan Yigit at York University.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and 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
24: * without specific prior written permission.
25: *
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
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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
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
36: * SUCH DAMAGE.
37: *
38: * @(#)extern.h 8.1 (Berkeley) 6/6/93
39: */
40:
41: char *basename __P((char *));
42: char *xalloc __P((unsigned long));
43: int expr __P((char *));
44: ndptr addent __P((char *));
45: void chrsave __P((int));
46: void dochc __P((char *[], int));
47: void dochq __P((char *[], int));
48: void dodefine __P((char *, char *));
49: void dodefn __P((char *));
50: void dodiv __P((int));
51: void dodump __P((char *[], int));
52: void doifelse __P((char *[], int));
53: int doincl __P((char *));
54: int dopaste __P((char *));
55: void dopushdef __P((char *, char *));
56: void dosub __P((char *[], int));
57: void doundiv __P((char *[], int));
58: void eval __P((char *[], int, int));
59: void expand __P((char *[], int));
60: void getdiv __P((int));
61: char *xstrdup __P((const char *));
62: int hash __P((char *));
63: int indx __P((char *, char *));
64: void killdiv __P((void));
65: ndptr lookup __P((char *));
66: void map __P((char *, char *, char *, char *));
67: void onintr __P((int));
68: void oops __P((const char *, ...));
69: void pbnum __P((int));
70: void pbstr __P((char *));
71: void putback __P((int));
72: void remhash __P((char *, int));
73: void usage __P((void));
74:
75: extern ndptr hashtab[]; /* hash table for macros etc. */
76: extern stae mstack[]; /* stack of m4 machine */
77: extern FILE *active; /* active output file pointer */
78: extern FILE *infile[]; /* input file stack (0=stdin) */
79: extern FILE *outfile[]; /* diversion array(0=bitbucket) */
80: extern int fp; /* m4 call frame pointer */
81: extern int ilevel; /* input file stack pointer */
82: extern int oindex; /* diversion index. */
83: extern int sp; /* current m4 stack pointer */
84: extern char *bp; /* first available character */
85: extern char buf[]; /* push-back buffer */
86: extern char *bufbase; /* buffer base for this ilevel */
87: extern char *bbase[]; /* buffer base per ilevel */
1.2 ! deraadt 88: extern char ecommt[]; /* end character for comment */
1.1 deraadt 89: extern char *endest; /* end of string space */
90: extern char *endpbb; /* end of push-back buffer */
91: extern char *ep; /* first free char in strspace */
1.2 ! deraadt 92: extern char lquote[]; /* left quote character (`) */
1.1 deraadt 93: extern char *m4temp; /* filename for diversions */
94: extern char *m4wraps; /* m4wrap string default. */
95: extern char *null; /* as it says.. just a null. */
96: extern char *progname; /* program name */
1.2 ! deraadt 97: extern char rquote[]; /* right quote character (') */
! 98: extern char scommt[]; /* start character for comment */