usr/src/usr.bin/window/lcmd.h

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Edward Wang at The University of California, Berkeley.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)lcmd.h      3.9 (Berkeley) %G%
 */

#define LCMD_NARG 20                    /* maximum number of arguments */

struct lcmd_tab {
        char *lc_name;
        int lc_minlen;
        int (*lc_func)();
        struct lcmd_arg *lc_arg;
};

struct lcmd_arg {
        char *arg_name;
        int arg_minlen;
        int arg_flags;
};

        /* arg_flags bits */
#define ARG_TYPE        0x0f            /* type of arg */
#define ARG_ANY         0x00            /* any type */
#define ARG_NUM         0x01            /* must be a number */
#define ARG_STR         0x02            /* must be a string */
#define ARG_LIST        0x10            /* this arg can be a list */

struct lcmd_tab *lcmd_lookup();