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/*
* Task Create Shell Command Implmentation
*
* COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR).
*
* 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
#define __need_getopt_newlib
#include <newlib/getopt.h>
#include <stdio.h>
#include <rtems.h>
#include "shell.h"
#include <rtems/stringto.h>
#include <schedsim_shell.h>
#include <rtems/error.h>
int rtems_shell_main_semaphore_create(
int argc,
char *argv[]
)
{
char name[5];
rtems_id id;
rtems_status_code status;
long tmp;
rtems_task_priority ceiling;
rtems_attribute attr;
struct getopt_data getopt_reent;
char option;
int value;
CHECK_RTEMS_IS_UP();
ceiling = 0;
attr = RTEMS_DEFAULT_ATTRIBUTES;
value = 0;
memset(&getopt_reent, 0, sizeof(getopt_data));
while ( (option = getopt_r( argc, argv, "bcsfpiC:V:", &getopt_reent)) != -1 ) {
switch (option) {
case 'b': attr |= RTEMS_BINARY_SEMAPHORE; break;
case 'c': attr |= RTEMS_COUNTING_SEMAPHORE; break;
case 's': attr |= RTEMS_SIMPLE_BINARY_SEMAPHORE; break;
case 'f': attr |= RTEMS_FIFO; break;
case 'p': attr |= RTEMS_PRIORITY; break;
case 'i': attr |= RTEMS_INHERIT_PRIORITY; break;
case 'C':
attr |= RTEMS_PRIORITY_CEILING;
if ( rtems_string_to_long(getopt_reent.optarg, &tmp, NULL, 0) ) {
printf( "Ceiling argument (%s) is not a number\n", argv[1] );
return -1;
}
ceiling = tmp;
break;
case 'V':
if ( rtems_string_to_long(getopt_reent.optarg, &tmp, NULL, 0) ) {
printf( "Ceiling argument (%s) is not a number\n", argv[1] );
return -1;
}
value = tmp;
break;
default:
fprintf( stderr, "%s: Usage [-bcsfpiC:V:] name\n", argv[0] );
return -1;
}
}
if ( getopt_reent.optind >= argc ) {
fprintf( stderr, "No name specified\n" );
return -1;
}
/*
* Now create the semaphore
*/
memset( name, '\0', sizeof(name) );
strncpy( name, argv[getopt_reent.optind], 4 );
status = rtems_semaphore_create(
rtems_build_name( name[0], name[1], name[2], name[3] ),
value,
attr,
ceiling,
&id
);
if ( status ) {
fprintf(
stderr,
"Semaphore create(%s) returned %s\n",
argv[1],
rtems_status_text( status )
);
return -1;
}
printf( "Semaphore (%s) created: id=0x%08x\n", argv[1], id );
return 0;
}
rtems_shell_cmd_t rtems_shell_SEMAPHORE_CREATE_Command = {
"semaphore_create", /* name */
"semaphore_create name priority", /* usage */
"rtems", /* topic */
rtems_shell_main_semaphore_create, /* command */
NULL, /* alias */
NULL /* next */
};
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