1994-05-27 12:33:43 +00:00
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ozan Yigit at York University.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)extern.h 8.1 (Berkeley) 6/6/93
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*/
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char *basename __P((char *));
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char *xalloc __P((unsigned long));
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int expr __P((char *));
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ndptr addent __P((char *));
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void chrsave __P((int));
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void dochc __P((char *[], int));
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void dochq __P((char *[], int));
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void dodefine __P((char *, char *));
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void dodefn __P((char *));
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void dodiv __P((int));
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void dodump __P((char *[], int));
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void doifelse __P((char *[], int));
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int doincl __P((char *));
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int dopaste __P((char *));
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void dopushdef __P((char *, char *));
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void dosub __P((char *[], int));
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void doundiv __P((char *[], int));
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void eval __P((char *[], int, int));
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void expand __P((char *[], int));
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void getdiv __P((int));
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char *xstrdup __P((const char *));
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int hash __P((char *));
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int indx __P((char *, char *));
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void killdiv __P((void));
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ndptr lookup __P((char *));
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void map __P((char *, char *, char *, char *));
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void onintr __P((int));
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void pbnum __P((int));
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1994-12-18 23:58:25 +00:00
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void pbstr __P((unsigned char *));
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1994-05-27 12:33:43 +00:00
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void putback __P((int));
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void remhash __P((char *, int));
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void usage __P((void));
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extern ndptr hashtab[]; /* hash table for macros etc. */
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extern stae mstack[]; /* stack of m4 machine */
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extern FILE *active; /* active output file pointer */
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extern FILE *infile[]; /* input file stack (0=stdin) */
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extern FILE *outfile[]; /* diversion array(0=bitbucket) */
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extern int fp; /* m4 call frame pointer */
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extern int ilevel; /* input file stack pointer */
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extern int oindex; /* diversion index. */
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extern int sp; /* current m4 stack pointer */
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1994-12-18 23:58:25 +00:00
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extern unsigned char *bp; /* first available character */
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extern unsigned char buf[]; /* push-back buffer */
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extern unsigned char *bufbase; /* buffer base for this ilevel */
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extern unsigned char *bbase[]; /* buffer base per ilevel */
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1994-05-27 12:33:43 +00:00
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extern char ecommt; /* end character for comment */
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extern char *endest; /* end of string space */
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1994-12-18 23:58:25 +00:00
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extern unsigned char *endpbb; /* end of push-back buffer */
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1994-05-27 12:33:43 +00:00
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extern char *ep; /* first free char in strspace */
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extern char lquote; /* left quote character (`) */
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extern char *m4temp; /* filename for diversions */
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extern char *m4wraps; /* m4wrap string default. */
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extern char *null; /* as it says.. just a null. */
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extern char rquote; /* right quote character (') */
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extern char scommt; /* start character for comment */
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