nuttx-apps/nshlib/nsh_mmcmds.c
Jiuzhu Dong 283b1a4dfc nshlib/cmd_memdump: support new command: memdump
Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
2022-02-24 02:16:00 +08:00

67 lines
2.4 KiB
C

/****************************************************************************
* apps/nshlib/nsh_mmcmds.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include "nsh.h"
#include "nsh_console.h"
/****************************************************************************
* Public Functions
****************************************************************************/
#if !defined(CONFIG_NSH_DISABLE_FREE) && defined(NSH_HAVE_CATFILE)
/****************************************************************************
* Name: cmd_free
****************************************************************************/
int cmd_free(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
return nsh_catfile(vtbl, argv[0], CONFIG_NSH_PROC_MOUNTPOINT "/meminfo");
}
#endif /* !CONFIG_NSH_DISABLE_FREE && NSH_HAVE_CATFILE */
#if !defined(CONFIG_NSH_DISABLE_MEMDUMP) && defined(NSH_HAVE_WRITEFILE)
/****************************************************************************
* Name: cmd_memdump
****************************************************************************/
int cmd_memdump(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
FAR const char *arg = "used";
if (argc > 1)
{
arg = argv[1];
}
return nsh_writefile(vtbl, argv[0], arg, strlen(arg),
CONFIG_NSH_PROC_MOUNTPOINT "/memdump");
}
#endif /* !CONFIG_NSH_DISABLE_MEMDUMP && NSH_HAVE_WRITEFILE */