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/*
* UMASK 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 <sys/types.h>
#include <sys/stat.h>
#include <rtems.h>
#include <rtems/shell.h>
#include <rtems/stringto.h>
#include "internal.h"
int rtems_shell_main_umask(
int argc,
char *argv[]
)
{
unsigned long tmp;
mode_t msk = umask(0);
if (argc == 2) {
if ( rtems_string_to_unsigned_long(argv[1], &tmp, NULL, 0) ) {
printf( "Mask argument (%s) is not a number\n", argv[1] );
return -1;
}
msk = (mode_t) tmp;
}
umask(msk);
msk = umask(0);
printf("0%o\n", (unsigned int) msk);
umask(msk);
return 0;
}
rtems_shell_cmd_t rtems_shell_UMASK_Command = {
"umask", /* name */
"umask [new_umask]", /* usage */
"misc", /* topic */
rtems_shell_main_umask, /* command */
NULL, /* alias */
NULL /* next */
};
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