usr/src/usr.bin/m4/extern.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Ozan Yigit at York University.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)extern.h    5.3 (Berkeley) %G%
 */

char    *basename __P((char *));
char    *xalloc __P((unsigned long));
int     expr __P((char *));
ndptr   addent __P((char *));
void    chrsave __P((int));
void    dochc __P((char *[], int));
void    dochq __P((char *[], int));
void    dodefine __P((char *, char *));
void    dodefn __P((char *));
void    dodiv __P((int));
void    dodump __P((char *[], int));
void    doifelse __P((char *[], int));
int     doincl __P((char *));
int     dopaste __P((char *));
void    dopushdef __P((char *, char *));
void    dosub __P((char *[], int));
void    doundiv __P((char *[], int));
void    eval __P((char *[], int, int));
void    expand __P((char *[], int));
void    getdiv __P((int));
char    *xstrdup __P((const char *));
int     hash __P((char *));
int     indx __P((char *, char *));
void    killdiv __P((void));
ndptr   lookup __P((char *));
void    map __P((char *, char *, char *, char *));
void    onintr __P((int));
void    oops __P((const char *, ...));
void    pbnum __P((int));
void    pbstr __P((char *));
void    putback __P((int));
void    remhash __P((char *, int));
void    usage __P((void));

extern ndptr hashtab[];         /* hash table for macros etc. */
extern stae mstack[];           /* stack of m4 machine */
extern FILE *active;            /* active output file pointer */
extern FILE *infile[];          /* input file stack (0=stdin) */
extern FILE *outfile[];         /* diversion array(0=bitbucket) */
extern int fp;                  /* m4 call frame pointer */
extern int ilevel;              /* input file stack pointer */
extern int oindex;              /* diversion index. */
extern int sp;                  /* current m4 stack pointer */
extern char *bp;                /* first available character */
extern char buf[];              /* push-back buffer */
extern char *bufbase;           /* buffer base for this ilevel */
extern char *bbase[];           /* buffer base per ilevel */
extern char ecommt;             /* end character for comment */
extern char *endest;            /* end of string space */
extern char *endpbb;            /* end of push-back buffer */
extern char *ep;                /* first free char in strspace */
extern char lquote;             /* left quote character (`) */
extern char *m4temp;            /* filename for diversions */
extern char *m4wraps;           /* m4wrap string default. */
extern char *null;              /* as it says.. just a null. */
extern char *progname;          /* program name */
extern char rquote;             /* right quote character (') */
extern char scommt;             /* start character for comment */