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/*
* Given Name or ID String, give Id
*
* COPYRIGHT (c) 1989-2013.
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <rtems.h>
#include <rtems/stringto.h>
#ifndef METHOD_NAME
#define METHOD_NAME lookup_task
#endif
#ifndef RTEMS_IDENT_NAME
#define RTEMS_IDENT_NAME rtems_task_ident
#define DOING_TASKS
#endif
int METHOD_NAME(
const char *string,
rtems_id *id
)
{
char name[5];
rtems_status_code status;
unsigned long tmp;
if ( string[0] != '0' ) {
#ifdef DOING_TASKS
if ( !strcmp( string, "SELF" ) ) {
_Thread_Disable_dispatch();
*id = _Thread_Executing->Object.id;
_Thread_Enable_dispatch();
return 0;
}
#endif
if ( strlen( string ) != 4 ) {
return -1;
}
memset( name, '\0', sizeof(name) );
strncpy( name, string, 4 );
status = RTEMS_IDENT_NAME(
rtems_build_name( name[0], name[1], name[2], name[3] ),
OBJECTS_SEARCH_ALL_NODES,
id
);
if ( status != RTEMS_SUCCESSFUL )
return 1;
} else {
if ( rtems_string_to_unsigned_long( string, &tmp, NULL, 0) ) {
fprintf( stderr, "Argument (%s) is not a number\n", string );
return 1;
}
*id = (rtems_id) tmp;
}
return 0;
}
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