/*      $NetBSD: ifcmds.c,v 1.2 2016/08/02 17:53:46 scole Exp $ */

/*
* Copyright (c) 2003, Trent Nelson, <[email protected]>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
*    derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: releng/10.1/usr.bin/systat/ifcmds.c 247037 2013-02-20 14:19:09Z melifaro $
*/

#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ifcmds.c,v 1.2 2016/08/02 17:53:46 scole Exp $");
#endif /* not lint */

#include <sys/types.h>

#include <stdlib.h>
#include <string.h>

#include "systat.h"
#include "extern.h"
#include "convtbl.h"


int curscale = SC_AUTO;
char *matchline = NULL;
int showpps = 0;
int needsort = 0;

int
ifcmd(const char *cmd, const char *args)
{
       int scale;

       if (prefix(cmd, "scale")) {
               if ((scale = get_scale(args)) != -1)
                       curscale = scale;
               else {
                       move(CMDLINE, 0);
                       clrtoeol();
                       addstr("what scale? ");
                       addstr(get_helplist());
               }
       } else if (prefix(cmd, "match")) {
               if (args != NULL && *args != '\0' && memcmp(args, "*", 2) != 0) {
                       /* We got a valid match line */
                       if (matchline != NULL)
                               free(matchline);
                       needsort = 1;
                       matchline = strdup(args);
               } else {
                       /* Empty or * pattern, turn filtering off */
                       if (matchline != NULL)
                               free(matchline);
                       needsort = 1;
                       matchline = NULL;
               }
       } else if (prefix(cmd, "pps"))
               showpps = !showpps;

       return (1);
}