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proto.h

/****************************************************************
Copyright (C) Lucent Technologies 1997
All Rights Reserved

Permission to use, copy, modify, and distribute this software and
its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name Lucent Technologies or any of
its entities not be used in advertising or publicity pertaining
to distribution of the software without specific, written prior
permission.

LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.
****************************************************************/

extern      int   yywrap(void);
extern      void  setfname(Cell *);
extern      int   constnode(Node *);
extern      char  *strnode(Node *);
extern      Node  *notnull(Node *);
extern      int   yyparse(void);

extern      int   yylex(void);
extern      void  startreg(void);
extern      int   input(void);
extern      void  unput(int);
extern      void  unputstr(char *);
extern      int   yylook(void);
extern      int   yyback(int *, int);
extern      int   yyinput(void);

extern      void  *compre(char *);
extern      int   hexstr(char **);
extern      void  quoted(char **, char **, char *);
extern      int   match(void *, char *, char *);
extern      int   pmatch(void *, char *, char *);
extern      int   nematch(void *, char *, char *);
extern      int   countposn(char *, int);
extern      void  overflow(void);

extern      int   pgetc(void);
extern      char  *cursource(void);

extern      Node  *nodealloc(int);
extern      Node  *exptostat(Node *);
extern      Node  *node1(int, Node *);
extern      Node  *node2(int, Node *, Node *);
extern      Node  *node3(int, Node *, Node *, Node *);
extern      Node  *node4(int, Node *, Node *, Node *, Node *);
extern      Node  *stat3(int, Node *, Node *, Node *);
extern      Node  *op2(int, Node *, Node *);
extern      Node  *op1(int, Node *);
extern      Node  *stat1(int, Node *);
extern      Node  *op3(int, Node *, Node *, Node *);
extern      Node  *op4(int, Node *, Node *, Node *, Node *);
extern      Node  *stat2(int, Node *, Node *);
extern      Node  *stat4(int, Node *, Node *, Node *, Node *);
extern      Node  *celltonode(Cell *, int);
extern      Node  *rectonode(void);
extern      Node  *makearr(Node *);
extern      Node  *pa2stat(Node *, Node *, Node *);
extern      Node  *linkum(Node *, Node *);
extern      void  defn(Cell *, Node *, Node *);
extern      int   isarg(char *);
extern      char  *tokname(int);
extern      Cell  *(*proctab[])(Node **, int);
extern      int   ptoi(void *);
extern      Node  *itonp(int);

extern      void  syminit(void);
extern      void  arginit(int, char **);
extern      void  envinit(char **);
extern      Array *makesymtab(int);
extern      void  freesymtab(Cell *);
extern      void  freeelem(Cell *, char *);
extern      Cell  *setsymtab(char *, char *, double, unsigned int, Array *);
extern      int   hash(char *, int);
extern      void  rehash(Array *);
extern      Cell  *lookup(char *, Array *);
extern      double      setfval(Cell *, double);
extern      void  funnyvar(Cell *, char *);
extern      char  *setsval(Cell *, char *);
extern      double      getfval(Cell *);
extern      char  *getsval(Cell *);
extern      char  *tostring(char *);
extern      char  *qstring(char *, int);

extern      void  recinit(unsigned int);
extern      void  initgetrec(void);
extern      void  makefields(int, int);
extern      void  growfldtab(int n);
extern      int   getrec(char **, int *, int);
extern      void  nextfile(void);
extern      int   readrec(char **buf, int *bufsize, FILE *inf);
extern      char  *getargv(int);
extern      void  setclvar(char *);
extern      void  fldbld(void);
extern      void  cleanfld(int, int);
extern      void  newfld(int);
extern      int   refldbld(char *, char *);
extern      void  recbld(void);
extern      Cell  *fieldadr(int);
extern      void  yyerror(char *);
extern      void  fpecatch(int);
extern      void  bracecheck(void);
extern      void  bcheck2(int, int, int);
extern      void  SYNTAX(char *, ...);
extern      void  FATAL(char *, ...);
extern      void  WARNING(char *, ...);
extern      void  error(void);
extern      void  eprint(void);
extern      void  bclass(int);
extern      double      errcheck(double, char *);
extern      int   isclvar(char *);
extern      int   is_number(char *);

extern      int   adjbuf(char **pb, int *sz, int min, int q, char **pbp, char *what);
extern      void  run(Node *);
extern      Cell  *execute(Node *);
extern      Cell  *program(Node **, int);
extern      Cell  *call(Node **, int);
extern      Cell  *copycell(Cell *);
extern      Cell  *arg(Node **, int);
extern      Cell  *jump(Node **, int);
extern      Cell  *getline(Node **, int);
extern      Cell  *getnf(Node **, int);
extern      Cell  *array(Node **, int);
extern      Cell  *awkdelete(Node **, int);
extern      Cell  *intest(Node **, int);
extern      Cell  *matchop(Node **, int);
extern      Cell  *boolop(Node **, int);
extern      Cell  *relop(Node **, int);
extern      void  tfree(Cell *);
extern      Cell  *gettemp(void);
extern      Cell  *field(Node **, int);
extern      Cell  *indirect(Node **, int);
extern      Cell  *substr(Node **, int);
extern      Cell  *sindex(Node **, int);
extern      int   format(char **, int *, char *, Node *);
extern      Cell  *awksprintf(Node **, int);
extern      Cell  *awkprintf(Node **, int);
extern      Cell  *arith(Node **, int);
extern      double      ipow(double, int);
extern      Cell  *incrdecr(Node **, int);
extern      Cell  *assign(Node **, int);
extern      Cell  *cat(Node **, int);
extern      Cell  *pastat(Node **, int);
extern      Cell  *dopa2(Node **, int);
extern      Cell  *split(Node **, int);
extern      Cell  *condexpr(Node **, int);
extern      Cell  *ifstat(Node **, int);
extern      Cell  *whilestat(Node **, int);
extern      Cell  *dostat(Node **, int);
extern      Cell  *forstat(Node **, int);
extern      Cell  *instat(Node **, int);
extern      Cell  *bltin(Node **, int);
extern      Cell  *printstat(Node **, int);
extern      Cell  *nullproc(Node **, int);
extern      FILE  *redirect(int, Node *);
extern      FILE  *openfile(int, char *);
extern      char  *filename(FILE *);
extern      Cell  *closefile(Node **, int);
extern      void  closeall(void);
extern      Cell  *sub(Node **, int);
extern      Cell  *gsub(Node **, int);

extern      FILE  *popen(const char *, const char *);
extern      int   pclose(FILE *);

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