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del_flg
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ER del_flg (ID flgid);
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ID flgid;
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ID number of the eventflag.
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This service call can be called from tasks that belong to
Trusted Domain.
This service call deletes the eventflag indicated by
flgid.
When there are waiting tasks for the target eventflag by using
wai_flg or
twai_flg, this service call cancels the WAITING state of the tasks and returns E_DLT as a return value of the
wai_flg or
twai_flg.
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- This service call was issued in the CPU locked state.
- This service call was issued from non-task.
- This service call was issued in the status "PSW.IPL > kernel interrupt mask level".
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- Stack pointer points out of user stack for invoking task.
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- The invoking task does not belong to trusted domain.
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- The eventflag specified by flgid does not exist.
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