TMF Application Programmer's Guide (H06.06+, J06.03+)

File System Procedures

HP NonStop TMF Application Programmer’s Guide—540139-009

4-9

BEGINTRANSACTION

Parameters

status returned value

INT

is a file system error number:

For a list of file system error numbers, see the Operator Messages Manual.

trans-begin-tag output

INT(32):ref

INT(32) .EXT64:ref

returns a value that identifies the new transaction, among other transactions, which

the calling process has initiated. This parameter is optional for single-threaded

requesters, and mandatory for multithreaded requesters.

0 Successful completion.

30 System unable to obtain message block, or is already using its

maximum number of RECEIVE or SEND message blocks.

82 TMF not running.

83 Too many transactions (a single-threaded requester tried to initiate a

transaction while it still had one in progress, or a multithreaded

requester attempted to initiate more concurrent transactions than there

were TFILE entries)

84 TMF not configured.

86 Audit trail at begin-trans-disable threshold, or operator has disabled the

BEGINTRANSACTION procedure.

98 TFILE was opened using a nonzero sync-depth and all transaction

control blocks (TCBs) within the caller’s CPU are currently occupied.

Note.

EPTAL callers can pass 64-bit pointers by specifying the compiler directives

__EXT64 and SETTOG _64BIT_CALLS before sourcing from the EXTDECS file.