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/*
* RM Shell Command Implmentation
*
* Author: Fernando RUIZ CASAS
* Work: fernando.ruiz@ctv.es
* Home: correo@fernando-ruiz.com
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <rtems.h>
#include <rtems/shell.h>
#include <rtems/bdbuf.h>
#include <rtems/blkdev.h>
#include "internal.h"
int rtems_shell_main_blksync(int argc, char *argv[])
{
const char* driver = NULL;
int arg;
for (arg = 1; arg < argc; arg++)
{
if (argv[arg][0] == '-')
{
printf ("error: invalid option: %s\n", argv[arg]);
return 1;
}
else
{
if (!driver)
driver = argv[arg];
else
{
printf ("error: only one driver name allowed: %s\n", argv[arg]);
return 1;
}
}
}
int fd = open (driver, O_WRONLY, 0);
if (fd < 0)
{
printf ("error: driver open failed: %s\n", strerror (errno));
return 1;
}
if (ioctl (fd, BLKIO_SYNCDEV) < 0)
{
printf ("error: driver sync failed: %s\n", strerror (errno));
return 1;
}
close (fd);
return 0;
}
rtems_shell_cmd_t rtems_shell_BLKSYNC_Command = {
"blksync", /* name */
"blksync driver # sync the block driver", /* usage */
"files", /* topic */
rtems_shell_main_blksync, /* command */
NULL, /* alias */
NULL /* next */
};
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