extern.h revision 1.5
1/* $OpenBSD: extern.h,v 1.5 1999/09/06 13:10:48 espie Exp $ */ 2/* $NetBSD: extern.h,v 1.3 1996/01/13 23:25:24 pk Exp $ */ 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 42char *xalloc __P((unsigned long)); 43int expr __P((char *)); 44ndptr addent __P((char *)); 45void chrsave __P((int)); 46void dochc __P((char *[], int)); 47void dochq __P((char *[], int)); 48void dodefine __P((char *, char *)); 49void dodefn __P((char *)); 50void dodiv __P((int)); 51void dodump __P((char *[], int)); 52void doifelse __P((char *[], int)); 53int doincl __P((char *)); 54int dopaste __P((char *)); 55void dopushdef __P((char *, char *)); 56void dosub __P((char *[], int)); 57void doundiv __P((char *[], int)); 58void eval __P((char *[], int, int)); 59void expand __P((char *[], int)); 60void getdiv __P((int)); 61char *xstrdup __P((const char *)); 62int hash __P((char *)); 63int indx __P((char *, char *)); 64void killdiv __P((void)); 65ndptr lookup __P((char *)); 66void map __P((char *, char *, char *, char *)); 67void onintr __P((int)); 68void pbnum __P((int)); 69void pbstr __P((char *)); 70void putback __P((int)); 71void remhash __P((char *, int)); 72void usage __P((void)); 73 74extern ndptr hashtab[]; /* hash table for macros etc. */ 75extern stae mstack[]; /* stack of m4 machine */ 76extern FILE *active; /* active output file pointer */ 77extern FILE *infile[]; /* input file stack (0=stdin) */ 78extern FILE *outfile[]; /* diversion array(0=bitbucket) */ 79extern int fp; /* m4 call frame pointer */ 80extern int ilevel; /* input file stack pointer */ 81extern int oindex; /* diversion index. */ 82extern int sp; /* current m4 stack pointer */ 83extern pbent *bp; /* first available character */ 84extern pbent buf[]; /* push-back buffer */ 85extern pbent *bufbase; /* buffer base for this ilevel */ 86extern pbent *bbase[]; /* buffer base per ilevel */ 87extern char ecommt[]; /* end character for comment */ 88extern char *endest; /* end of string space */ 89extern pbent *endpbb; /* end of push-back buffer */ 90extern char *ep; /* first free char in strspace */ 91extern char lquote[]; /* left quote character (`) */ 92extern char *m4temp; /* filename for diversions */ 93extern char *m4wraps; /* m4wrap string default. */ 94extern char *null; /* as it says.. just a null. */ 95extern char rquote[]; /* right quote character (') */ 96extern char scommt[]; /* start character for comment */ 97