Guardian Programming Reference Summary for pTAL and TAL

Procedure Calls Summary (O-Q)
Guardian Programming Reference Summary for pTAL and TAL—522631-001
7-5
<7> %400 Must be 0 (reserved)
<8> %200 For process files, indicates that the open message is sent nowait and
must be completed with a call to AWAITIO[X]. OPEN returns a
valid file number.
0 = no
1 = yes (must be 0 for all other files)
<9> %100 Must be 0 (reserved)
<10:11> %60 Exclusion mode
0 = shared
1 = exclusive
2 = process exclusive (supported for Optical Storage
Facility only)
3 = protected
<12:15> %17 > 0 implies nowait I/O and the maximum number of concurrent
nowait I/O operations that can be in progress on this file at any given
time.
0 implies waited I/O.
sync-or-receive-depth, INT:value input
primary-filenum, INT:value input
primary-process-id, INT:ref:4 input
seq-block-buffer-id, INT:ref:1 input
buffer-length, INT:value input
primary-define, INT:ref:12 input
< (CCL) The open failed (call FILEINFO).
= (CCE) The file opened successfully.
> (CCG) The file opened successfully, but an exceptional condition was detected (call
FILEINFO).
Flag
Flag in
Octal Meaning