forked from Imagelibrary/rtems
16351f7aa0
* sapi/src/debug.c, sapi/src/exinit.c, sapi/src/extension.c, sapi/src/extensioncreate.c, sapi/src/extensiondelete.c, sapi/src/extensionident.c, sapi/src/fatal.c, sapi/src/io.c, sapi/src/itronapi.c, sapi/src/posixapi.c, sapi/src/rtemsapi.c: Include config.h.
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/*
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* Extension Manager -- rtems_extension_create
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*
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*
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* COPYRIGHT (c) 1989-2002.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <rtems/system.h>
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#include <rtems/rtems/support.h>
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#include <rtems/score/object.h>
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#include <rtems/score/thread.h>
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#include <rtems/extension.h>
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/*PAGE
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*
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* rtems_extension_create
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*
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* This directive creates a extension and performs some initialization.
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*
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* Input parameters:
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* name - extension name
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* extension_table - pointer to extension set information
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* id - pointer to extension id
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*
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* Output parameters:
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* id - extension id
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* RTEMS_SUCCESSFUL - if successful
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* error code - if unsuccessful
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*/
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rtems_status_code rtems_extension_create(
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rtems_name name,
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rtems_extensions_table *extension_table,
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Objects_Id *id
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)
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{
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Extension_Control *the_extension;
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if ( !rtems_is_name_valid( name ) )
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return RTEMS_INVALID_NAME;
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_Thread_Disable_dispatch(); /* to prevent deletion */
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the_extension = _Extension_Allocate();
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if ( !the_extension ) {
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_Thread_Enable_dispatch();
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return RTEMS_TOO_MANY;
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}
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_User_extensions_Add_set( &the_extension->Extension, extension_table );
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_Objects_Open( &_Extension_Information, &the_extension->Object, &name );
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*id = the_extension->Object.id;
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_Thread_Enable_dispatch();
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return RTEMS_SUCCESSFUL;
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}
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