TS/MP 2.5 Pathsend and Server Programming Manual

I
I/O
cancel outstanding, example, 152
complete outstanding, example, 153
starting example, 146
IDS
See Intelligent device support (IDS), 28
Industrial robots, 39
Input file structure example, 140
Inspect product , 24
Intelligent device support (IDS) , 35
description, 35
GDSX programming for, 40
overview , 20
RSC requestors , 23, 39
Intelligent mode, 35
Interoperation
of Pathsend requestors with NonStop TUXEDO servers,
24
of Pathway servers with NonStop TUXEDO requestors
(clients), 24
with NonStop TUXEDO requestors (clients), 73
with NonStop TUXEDO servers, 59
Interprocess communication, Pathsend, 22, 51
Invalid buffer length (error 911), 129
Invalid dialog (error 926), 131
Invalid flagsValue (error 909), 118
Invalid PATHMON name (error 901), 127
Invalid server-class name (error 900), 126
Invalid timeout value (error 919), 131
K
Key field, database, 34
Key-sequenced files, 34
L
Languages supported
Pathsend requestors, 22
Pathway servers, 20
Limits, Pathsend environment, 134
link denied (error 4), 63
Link management, with LINKMON process, 22, 23, 36
LINKMON process
connect error (error 947), 124
description, 22, 23
failures, 62
GDSX, relationship to, 40
limits errors, 53
RSC, relationship to, 23, 39
servers, relationship to, 61
TMF transaction identifiers, 109
Links
allocating space for, 62
server connect error (error 904), 117
static and dynamic, 53
too many server links (error 923), 122
Locking of records, 66, 68
M
Manageability
of Pathway applications, 17
provided by server-classes, 21
Management interfaces, 20, 42
See also PATHCOM interface, SPI (Subsystem
Programmatic Interface), 15
Message buffer
SERVERCLASS_DIALOG_BEGIN_procedure, 79
SERVERCLASS_DIALOG_BEGINL64_procedure, 102
SERVERCLASS_DIALOG_SEND_procedure, 86
SERVERCLASS_DIALOG_SENDL64_procedure, 105
SERVERCLASS_SEND_procedure, 92
Messages
dialog abort system message (message-121), 72
error, checking for, 37
example print to terminal and abend, 148
for checkpointing, 18
handling in a dialog, 70, 71
processing example, 194
receiving by servers, 61
reply size, specifying maximum, 80, 87, 90, 93, 102,
105
unrecognizable (error 903), 117
Missing parameter (error 910), 118
Modes, terminal, 35
Modularity, 20
Multiprocessing, 19
Multithreading
GDSX feature, 39
in server design, 42
Pathsend requestors, 21
N
Native System /T clients, NonStop TUXEDO, interoperating
with, 73
Nested servers, 63
deadlocks, 44
designing, 44
example program, 187, 202
overview, 36
Network security, Pathsend requestors, 56
No send ever called (error 906), 118
No server link available (error 905), 118
No-early-reply rule, 45
Node autonomy, 20
Nonaudited files, 65, 66
Nonretryable requests, Pathsend, 56
NonStop Kernel Open System Services (OSS) server
processes
See Open System Services (OSS) server processes, 15
NONSTOP parameter, 67
NonStop SQL/MP (Structured Query Language/MP)
product, 34, 64
NonStop systems, 18, 19
NonStop Transaction Manager/MP (NonStop TM/MP)
advantages, 16
application restrictions, 66
audited files, 65, 66
225