Find a Control Boundary (CEE4FCB) API

Omissible Parameter Group:

1	ctlbdy_inv	Output	INT4
2	ctlbdy_type	Output	INT4
3	fc	Output	FEEDBACK

  Service Program Name: QLEAWI

  Default Public Authority: *USE

  Threadsafe: Yes

The Find a Control Boundary (CEE4FCB) API searches the call stack for the nearest call stack entry that is a control boundary. Beginning with the caller of the CEE4FCB API, a search for a control boundary starts from the call stack entry of the caller and progresses to older call stack entries.

Authorities and Locks

None.

Omissible Parameter Group

ctlbdy_inv (output)

A positive number indicating the control boundary call relative to the caller of the CEE4FCB API.

ctlbdy_type (output)

The type of the control boundary found.

0	The control boundary found is the oldest call stack entry in the activation group.
1	The control boundary found is not the oldest call stack entry in the activation group.

fc (output)

A 12-byte feedback code.

Feedback Codes and Conditions

CEE0000	The API completed successfully
Severity: 00
CEE9902	Unexpected user error occurred in &1
Severity: 30

API introduced: V2R3

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