windows-xp/Source/XPSP1/NT/base/cmd/ckeys.c

/*++

Copyright (c) 1988-1999  Microsoft Corporation

Module Name:

    ckeys.c

Abstract:

    Dummy support for DOS KEYS command

--*/

#include "cmd.h"

extern TCHAR KeysStr[];
extern struct envdata CmdEnv ;

/* global variables */
int KeysFlag = 0;	   /* KeysFlag indicates on / off */

/**************** START OF SPECIFICATIONS ***********************/
/*								*/
/* SUBROUTINE NAME: eKeys					*/
/*								*/
/* DESCRIPTIVE NAME: Keys internal command			*/
/*								*/
/* FUNCTION: If no argument supplied then display the state	*/
/*	     of on / off.  If argument is on / off then 	*/
/*	     change the state.	If argument is list then	*/
/*	     display the stack. 				*/
/*								*/
/* NOTES: New for OS/2 1.2.					*/
/*								*/
/* ENTRY POINT: eKeys						*/
/*    LINKAGE:							*/
/*								*/
/* INPUT:							*/
/*	n							*/
/*								*/
/* EXIT-NORMAL: 						*/
/*	returns SUCCESS 					*/
/*								*/
/* EXIT-ERROR:							*/
/*	none.							*/
/*								*/
/* EFFECTS:							*/
/*								*/
/* INTERNAL REFERENCES: 					*/
/*    ROUTINES: 						*/
/*	PutStdErr						*/
/*	PutStdOut						*/
/*	TokStr							*/
/*	strcmpi 						*/
/*	strncpy 						*/
/*								*/
/* EXTERNAL REFERENCES: 					*/
/*    ROUTINES: 						*/
/**************** END OF SPECIFICATIONS *************************/

eKeys( n )
struct cmdnode *n; /* the command node for the Keys command */
{
    TCHAR *argptr;		 /* pointer to tozenized argument */

    /* get the value of the argument pointer */
    argptr = TokStr( n->argptr, 0, TS_NOFLAGS );

    /* take action based on the argument */

    if ((*argptr == 0) && (KeysFlag)) {
        PutStdOut( MSG_KEYS_ON, NOARGS );
        }

    else if ((*argptr == 0) && (!KeysFlag)) {
        PutStdOut( MSG_KEYS_OFF, NOARGS );
        }

    else if (!(argptr[ mystrlen( argptr ) + 1 ] == 0)) {
        /* too many parameters */
        PutStdErr( MSG_BAD_SYNTAX, NOARGS );
        }

    else if (_tcsicmp( argptr, TEXT("ON") ) == 0) {
        /* set keys on */
        KeysFlag = TRUE;
        SetEnvVar(KeysStr, TEXT("ON"), &CmdEnv);
        }
    else if (_tcsicmp( argptr, TEXT("OFF") ) == 0) {
        /* set keys off */
        KeysFlag = FALSE;
        SetEnvVar(KeysStr, TEXT("OFF"), &CmdEnv);
        }

    else if (_tcsicmp( argptr, TEXT("LIST") ) == 0) {
        }

    else {
        /* invalid parameter */
        PutStdErr( MSG_BAD_PARM1, NOARGS );
        }

    return SUCCESS;

} /* eKeys */