IBM SC33-1683-02 User Manual

Page 342

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WAIT_MVS

DFHDSSRX [CALL,]

[CLEAR,]

[IN,

FUNCTION(WAIT_MVS),

{ECB_ADDRESS(name4 | (Ra)) | ECB_LIST_ADDRESS(name4 | (Ra)),}

PURGEABLE(YES|NO),

[INTERVAL(name4 | (Rn)),]

[RESOURCE_NAME(name16 | string | 'string'),]

[RESOURCE_TYPE(name8 | string | 'string'),]]

[TIME_UNIT(SECOND|MILLI_SECOND),]

[WLM_WAIT_TYPE,]

[OUT,

RESPONSE(name1 | *),

REASON(name1 | *)]

ECB_ADDRESS(name4 | (Ra))

specifies the address of the ECB to be waited on.

name4

The name of a location that contains an ECB address.

(Ra)

A register that contains the address of an ECB.

ECB_LIST_ADDRESS(name4 | (Ra))

specifies the address of a list of ECB addresses to be waited on.

name4

The name of a location that contains an ECB address, possibly followed
by more ECB addresses. The last address word in the list has the
high-order bit set to 1.

(Ra)

A register pointing to an address list as described above.

INTERVAL(name4 | (Rn))

specifies in seconds or milliseconds the time after which the task is
automatically resumed and given a RESPONSE value of ‘PURGED’ and a
REASON value of ‘TIMED_OUT’. The time unit used on the INTERVAL option
depends on the setting of the TIME_UNIT option.

The INTERVAL value overrides any time-out (DTIMOUT) value specified for the
transaction.

name4

The name of a 4-byte area, which is interpreted as a binary fullword

(Rn)

A register containing the interval value, a binary fullword.

PURGEABLE(YES|NO)

specifies whether your code can cope with the request being abnormally
terminated as a result of a purge. There are four types of purge, as shown in
Table 15 on page 311. Specifying PURGEABLE(NO) tells the dispatcher:

v

To reject any attempt to PURGE the task

v

To suppress the deadlock time-out (DTIMOUT) facility (if applicable to this
task) for the duration of this request.

dispatcher functions

310

CICS TS for OS/390: CICS Customization Guide

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