tqueue.h

/*ident	"@(#)cls4:src/tqueue.h	1.4" */
/*******************************************************************************

C++ source for the C++ Language System, Release 3.0.  This product
is a new release of the original cfront developed in the computer
science research center of AT&T Bell Laboratories.

Copyright (c) 1993  UNIX System Laboratories, Inc.
Copyright (c) 1991, 1992 AT&T and UNIX System Laboratories, Inc.
Copyright (c) 1984, 1989, 1990 AT&T.  All Rights Reserved.

THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE of AT&T and UNIX System
Laboratories, Inc.  The copyright notice above does not evidence
any actual or intended publication of such source code.

*******************************************************************************/

#ifndef EOF
#include <stdio.h>
#endif

struct toknode {
    TOK tok;        /* token for parser */
    bit used;       /* token has been processed by lalex() */
    YYSTYPE retval; /* $arg */
    Pname idname;
    loc place;
    toknode *next;
    toknode *last;
    static toknode *free_toks;
    void *operator new(size_t);
    void operator delete(void *, size_t);
    toknode(TOK, YYSTYPE, loc);
};
extern toknode *front;

extern void addtok(TOK, YYSTYPE, loc); /* add tok to rear of Q */
extern TOK deltok(int);                /* take tok from front of Q */
extern TOK tlex();

// interface to parser
extern TOK lalex();
extern int yychar;
extern YYSTYPE yylval;
extern TOK la_look();
extern void la_backup(TOK, YYSTYPE);
extern int la_cast();
extern void check_decl();
extern void check_cast();
extern TOK lalex();

// save / restore implicit inline functions
extern toknode *save_text();
extern void restore_text();

// set scope after qualified declarator
extern Pname SET_SCOPE(Pname);
extern void UNSET_SCOPE();