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[unix-history] / usr.bin / m4 / extr.h

/*  Header : extr.h
   Author : Ozan Yigit
   Updated: %G%
*/
#ifndef putback

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

/* inlined versions of chrsave() and putback() */

extern char  pbmsg[];           /* error message for putback */
extern char  csmsg[];           /* error message for chrsave */

#define putback(c) do { if (bp >= endpbb) error(pbmsg); *bp++ = c; } while (0)
#define chrsave(c) do { if (ep >= endest) error(csmsg); *ep++ = c; } while (0)

/* getopt() interface */

extern  char *  optarg;
extern  int     optind;
extern  int     getopt();

#ifdef  __STDC__
#include <stdlib.h>

/* functions from misc.c */

extern  char *  strsave(char *);
extern  int     indx(char *, char *);
extern  void    pbstr(char *);
extern  void    pbqtd(char *);
extern  void    pbnum(int);
extern  void    pbrad(long int, int, int);
extern  void    getdiv(int);
extern  void    killdiv();
extern  void    error(char *);
extern  void    onintr(int);
extern  void    usage();

/* functions from look.c */

extern  ndptr   lookup(char *);
extern  ndptr   addent(char *);
extern  void    remhash(char *, int);
extern  void    addkywd(char *, int);

/* functions from int2str.c */

extern  char*   int2str(/* char*, int, long */);

/* functions from serv.c */

extern  void    expand(char **, int);
extern  void    dodefine(char *, char *);
extern  void    dopushdef(char *, char *);
extern  void    dodefn(char *);
extern  void    dodump(char **, int);
extern  void    doifelse(char **, int);
extern  int     doincl(char *);
extern  void    dochq(char **, int);
extern  void    dochc(char **, int);
extern  void    dodiv(int);
extern  void    doundiv(char **, int);
extern  void    dosub(char **, int);
extern  void    map(char *, char *, char *, char *);
#ifdef  EXTENDED
extern  int     dopaste(char *);
extern  void    m4trim(char **, int);
extern  void    dodefqt(char **, int);
extern  void    doqutr(char **, int);
#endif

/* functions from expr.c */

extern  long    expr(char *);

#else

/* functions from misc.c */

extern  char *  malloc();
extern  char *  strsave();
extern  int     indx();
extern  void    pbstr();
extern  void    pbqtd();
extern  void    pbnum();
extern  void    pbrad();
extern  void    getdiv();
extern  void    killdiv();
extern  void    error();
extern  int     onintr();
extern  void    usage();

/* functions from look.c */

extern  ndptr   lookup();
extern  ndptr   addent();
extern  void    remhash();
extern  void    addkywd();

/* functions from int2str.c */

extern  char*   int2str(/* char*, int, long */);

/* functions from serv.c */

extern  void    expand();
extern  void    dodefine();
extern  void    dopushdef();
extern  void    dodefn();
extern  void    dodump();
extern  void    doifelse();
extern  int     doincl();
extern  void    dochq();
extern  void    dochc();
extern  void    dodiv();
extern  void    doundiv();
extern  void    dosub();
extern  void    map();
#ifdef  EXTENDED
extern  int     dopaste();
extern  void    m4trim();
extern  void    dodefqt();
extern  void    doqutr();
#endif

/* functions from expr.c */

extern  long    expr();

#endif
#endif