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SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
brief: |
Checks if an ISR is in progress on the current processor.
copyrights:
- Copyright (C) 2021 embedded brains GmbH & Co. KG
- Copyright (C) 1988, 2008 On-Line Applications Research Corporation (OAR)
definition:
default:
attributes: null
body: ${/score/isr/if/is-in-progress:/name}()
params: []
return: ${/c/if/bool:/name}
variants: []
description: |
This directive returns ``true``, if the current processor is currently
servicing an interrupt, and ``false`` otherwise. A return value of ``true``
indicates that the caller is an interrupt service routine, **not** a task.
The directives available to an interrupt service routine are restricted.
enabled-by: true
index-entries:
- is interrupt in progress
interface-type: macro
links:
- role: interface-placement
uid: header
- role: interface-ingroup
uid: group
- role: constraint
uid: /constraint/directive-not-pre-qualified
- role: constraint
uid: /constraint/directive-ctx-any
- role: constraint
uid: /constraint/directive-no-preempt
name: rtems_interrupt_is_in_progress
notes: null
params: []
return:
return: |
Returns true, if the current processor is currently servicing an interrupt,
otherwise false.
return-values: []
type: interface
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