/**********
Copyright 1990 Regents of the University of California.  All rights reserved.
Author: 1985 Wayne A. Christopher, U. C. Berkeley CAD Group
**********/

/*
 * General stuff for the C-shell parser.
 */

/* Standard definitions */
#ifndef CPDEFS
#define CPDEFS

#include "cpstd.h"

#define MAXWORDS 512

/* Information about spice commands. */

struct comm {
    /* The name of the command. */
    char *co_comname;

    /* The function that handles the command. */
    void (*co_func) (wordlist *wl);

    /* Collapse the arguments into a string. */
    bool co_stringargs;

    /* These can't be used from nutmeg. */
    bool co_spiceonly;

    /* Is this a "major" command? */
    bool co_major;

    /* Bitmasks for command completion. */
    long co_cctypes[4];

    /* print help message on this environment mask */
    unsigned int co_env;

    /* minimum number of arguments required */
    int co_minargs;

    /* maximum number of arguments allowed */
    int co_maxargs;

    /* The fn that prompts the user. */
    void (*co_argfn) (wordlist *wl, struct comm *command);

    /* When these are printed, printf(string, av[0]) .. */
    char *co_help;
};

#define LOTS        1000

/* The history list. Things get put here after the first (basic) parse.
 * The word list will change later, so be sure to copy it.
 */

struct histent {
    int hi_event;
    wordlist *hi_wlist;
    struct histent *hi_next;
    struct histent *hi_prev;
};



/* The values returned by cp_usrset(). */

#define US_OK       1   /* Either not relevant or nothing special. */
#define US_READONLY 2   /* Complain and don't set this var. */
#define US_DONTRECORD   3   /* Ok, but don't keep track of this one. */
#define US_SIMVAR   4   /* OK, recorded in options struct */
#define US_NOSIMVAR   5   /* Not OK, simulation param but circuit not loaded */

/* Aliases. These will be expanded if the word is the first in an input
 * line. The substitution string may contain arg selectors.
 */

struct alias {
    char *al_name;        /* The word to be substituted for. */
    wordlist *al_text;  /* What to substitute for it. */
    struct alias *al_next;
    struct alias *al_prev;
} ;

/* The current record of what characters are special. */

#define CPC_BRR  004 /* Break word to right of character. */
#define CPC_BRL  010 /* Break word to left of character. */


#define CT_ALIASES  1
#define CT_LABEL    15

/* Get all the extern definitions... */

#include "cpextern.h"

#endif /*CPDEFS*/