Difference between revisions of "VMS-Specific Python Modules"

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* <code>il:object</code> item list, created via [[VMS specific Python modules#new()->object|<code>vms.ile3.new()</code>]]
 
* <code>il:object</code> item list, created via [[VMS specific Python modules#new()->object|<code>vms.ile3.new()</code>]]
 
See '''OpenVMS System Services Reference Manual''' for SYS$CRELNM.
 
See '''OpenVMS System Services Reference Manual''' for SYS$CRELNM.
 +
==== returns ====
 +
Status code
  
 +
=== trnlnm(attr:int, tabnam:str, lognam:str, acmode:int, il:object)->int ===
 +
Returns information about the specified logical name.
 +
==== parameters ====
 +
* <code>attr:int</code> attributes controlling the search for the logical name. See '''vms.lnmdef'''
 +
* <code>tabnam:str</code> name of the logical name table or the name of a searchlist logical name
 +
* <code>lognam:str</code> logical name for which information is to be returned
 +
* <code>acmode:int</code> access mode to be used in the translation. See '''vms.psldef'''
 +
* <code>il:object</code> item list, created via [[VMS specific Python modules#new()->object|<code>vms.ile3.new()</code>]]
 +
See '''OpenVMS System Services Reference Manual''' for SYS$TRNLNM.
 +
==== returns ====
 +
Status code
 +
 +
=== dellnm(tabnam:str, lognam:str, acmode:int)->int ===
 +
Deletes all logical names with the specified name.
 +
==== parameters ====
 +
* <code>tabnam:str</code> name of the logical name table or the name of a searchlist logical name
 +
* <code>lognam:str</code> logical name to be deleted
 +
* <code>acmode:int</code> access mode to be used in the delete operation. See '''vms.psldef'''
 +
==== returns ====
 +
Status code
 +
 +
=== device_scan(search_devnam:str, item_list:object, context:int)->list ===
 +
Returns the names of all devices that match a specified set of search criteria.
 +
==== parameters ====
 +
* <code>search_devnam:str</code> name of the device for which <code>device_scan</code> to search
 +
* <code>item_list:object</code> item list specifying search criteria
 +
* <code>context:int</code> value used to indicate the current position of the search. On the initial call it must contain <code>0</code>.
 +
See '''OpenVMS System Services Reference Manual''' for SYS$DEVICE_SCAN
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>str</code> found device name
 +
* <code>int</code> context
 +
 +
=== uicstr(uic:int, flags:int)->list ===
 +
Converts UIC to a string.
 +
==== parameters ====
 +
* <code>uic:int</code> UIC
 +
* <code>flags:int</code>
 +
** <code>0</code> - use "!%I" SYS$FAO format
 +
** <code>1</code> - use "!%U" SYS$FAO format
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>str</code> UIC string
 +
 +
=== getdvi(dev_nam:str, item_list:object)->int ===
 +
Returns information related to the primary and secondary device characteristics of an I/O device.
 +
==== parameters ====
 +
* <code>dev_nam:str</code> the name of the device for which information is to be returned
 +
* <code>item_list:object</code> item list specifying which information about the device is to be returned.
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETDVI
 +
==== returns ====
 +
Status code
 +
 +
=== getjpi(pid:int, pnam:str, item_list:object)->list ===
 +
Returns information about one or more processes of the system or across the OpenVMS Cluster system.
 +
==== parameters ====
 +
* <code>pid:int</code> process identification
 +
* <code>pnam:str</code> name of the process
 +
* <code>item_list:object</code> item list specifying which information about the process or processes is to be returned
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETJPI
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> process id
 +
 +
=== getlki(lki:int, item_list:object)->list ===
 +
Returns information about the lock database on a system.
 +
==== parameters ====
 +
* <code>lki:int</code> identification of the lock (lock ID) information about which needs to be returned
 +
* <code>item_list:object</code> item list specifying the lock information to be returned
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETLKI
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> lock identification
 +
 +
=== getmsg(msgid:int, flags:int)->list ===
 +
Returns message text associated with a given message identification code.
 +
==== parameters ====
 +
* <code>msgid:int</code> identification of the message to be retrieved
 +
* <code>flags:int</code> message components to be returned
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETMSG
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>str</code> message string
 +
* <code>int</code> optional information
 +
 +
=== getqui(func:int, context:int, item_list:object)->list ===
 +
Returns information about queues and the jobs initiated from these queues.
 +
==== parameters ====
 +
* <code>func:int</code> function code specifying the function that <code>getqui</code> is to perform. See '''vms.quidef'''
 +
* <code>context:int</code> context stream for this call
 +
* <code>item_list:object</code> item list supplying the information to be used by the function
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETQUI
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> context
 +
 +
=== getrmi(item_list:object)->int ===
 +
Returns system performance information about the local system.
 +
==== parameters ====
 +
* <code>item_list:object</code> item list specifying which information about the local node is to be returned
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETRMI
 +
==== returns ====
 +
Status code
 +
 +
=== getsyi(csid:int, node_name:str, item_list:object)->list ===
 +
Returns information about the local system or about other systems in an OpenVMS Cluster system.
 +
==== parameters ====
 +
* <code>csid:int</code> OpenVMS Cluster system identification
 +
* <code>node_name:str</code> name of the node about which information is to be returned
 +
* <code>item_list:object</code> item list specifying which information about the node or nodes to return
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETSYI
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> csid
 +
 +
=== gettim()->list ===
 +
Returns the current system time in a 64-bit format.
 +
==== parameters ====
 +
<code>None</code>
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> current system time
 +
 +
=== getuai(user_name:str, item_list:object)->int ===
 +
Returns authorization information about the specified user.
 +
==== parameters ====
 +
* <code>user_name:str</code> name of the user to get authorization information for
 +
* <code>item_list:object</code> item list specifying which information to return
 +
See '''OpenVMS System Services Reference Manual''' for SYS$GETUAI
 +
==== returns ====
 +
Status code
 +
 +
=== hiber()->int ===
 +
Allows a process to make itself inactive but to remain known to the system so that it can be interrupted.
 +
==== parameters ====
 +
<code>None</code>
 +
==== returns ====
 +
Status code
 +
 +
=== schdwk(pid:int, pname:str, time:int)->list ===
 +
Schedules the awakening (restart) of a process that has placed itself in the state of hibernation with the Hibernate service.
 +
==== parameters ====
 +
* <code>pid:int</code> process identification (PID) of the process to be awakened
 +
* <code>pname:str</code> name of the process to be awakened
 +
* <code>time:int</code> time at which the process to be awakened
 +
See '''OpenVMS System Services Reference Manual''' for SYS$SCHDWK
 +
==== returns ====
 +
The list:
 +
* <code>int</code> status code of the operation
 +
* <code>int</code> pid
 +
 +
=== add_holder(id:int, holder:int, attrib:int)->int ===
 +
Adds a specified holder record to a target identifier.
 +
==== parameters ====
 +
* <code>id:int</code> target identifier granted to the specified holder
 +
* <code>holder:int</code> holder identifier that is granted access to the target identifier
 +
* <code>attrib:int</code> attributes to be placed in the holder record
 +
See '''OpenVMS System Services Reference Manual''' for SYS$ADD_HOLDER
 
==== returns ====
 
==== returns ====
 
Status code
 
Status code
  
 
== rdb ==
 
== rdb ==

Revision as of 08:28, 31 August 2020

VMS specific Python modules.

Contents

vms.decc

Wraps the C Run-Time Library for OpenVMS Systems functions.

dlopen_test(name:str)->int

Tries to open a shared image.

parameters

  • name:str path to the shared image

returns

  • 1 if the shared image exists and can be opened by dlopen()
  • 0 otherwise

fix_time(vms_time:int)->int

Converts VMS time to the Unix time.

parameters

  • vms_time:int VMS system time

returns

Time in Unix format (seconds that have elapsed since 1970.01.01)

from_vms(vms_path:str, wild_flag:int)->list

Converts VMS path to a list of Unix paths.

parameters

  • vms_path:str path in VMS format (supports wildcards)
  • wild_flag:int If set to 0, wildcards found in the vms_path are not expanded

returns

List of paths in Unix format

getenv(name:str, def_value:str)->str

Gets the specified environment variable value. See getenv() description in the C Run-Time Library Reference Manual for OpenVMS Systems documentation.

parameters

  • name:str name of the environment variable
  • def_value:str default value

returns

Environment variable value

sleep(seconds:int)->int

Suspends execution of the current process or thread for the specified number of seconds.

parameters

  • seconds:int seconds to sleep

returns

The number of seconds left to the end of the sleep period if sleep is interrupted. 0 if the process slept for the specified number of seconds.

sysconf(name:int)->int

Provides a method for determining the current value of a configurable system limit or whether optional features are supported.

parameters

  • name:int system variable to be queried

returns

Requested value

to_vms(unix_path:str, allow_wild:int, no_directory:int)->list

Converts UNIX style file specifications to OpenVMS file specifications.

parameters

  • unix_path:str file name in UNIX style file specification format
  • allow_wild:int If set to 0, wildcards found in unix_path are not expanded
  • no_directory:int An integer that has one of the following values:
    • 0 - Directory allowed
    • 1 - Prevent expansion of the string as a directory name
    • 2 - Force expansion of the string as a directory name

returns

List of paths in OpenVMS style

unixtime(vms_time:int)->int

Converts OpenVMS system time to the Unix local time.

parameters

  • vms_time:int OpenVMS system time

returns

Unix time

vmstime(unix_time:int)->int

Converts Unix time to the OpenVMS system time.

parameters

  • unix_time:int Unix time

returns

OpenVMS system time

vms.ile3

Provides functions for working with the list. [1]

new()->object

Creates empty item list.

parameters

None

returns

New empty item list

delete(il:object)->None

Deletes item list.

parameters

  • il:object item list to be removed

returns

OpenVMS system time

size(il:object)->int

Gets size of the item list.

parameters

  • il:object item list

returns

The size of the specified item list

addint(il:object, item:int, item_type:int, item_value:int)->None

Adds a new integer to the item list.

parameters

  • il:object item list
  • item:int item to add
  • item_type:int type of the item. See vms.dscdef
  • item_value:int value of the item

returns

None

getint(il:object, index:int)->int

Gets the integer at the specified index in the list.

parameters

  • il:object item list
  • index:int index of the item to get

returns

Integer value

gethex(il:object, index:int)->str

Gets the integer at the specified index in the item list and returns it as a hexadecimal string.

parameters

  • il:object item list
  • index:int index of the item to get

returns

Hexadecimal string

addstr(il:object, item:int, item_value:str, item_length:int)->None

Adds the specified string to the item list. If the item_value is not None, the item_length is ignored and the length of the buffer will be the same as the length of the item_value.

parameters

  • il:object item list
  • item:int item to add
  • item_value:str value to add (or None)
  • item_length:int length of the buffer if the item_value is None

returns

None

addstrd(il:object, item:int, item_value:str, item_length:int)->None

Adds the specified space-expanded string to the item list. The first byte of the buffer is the length of the string. If the item_value is longer than the item_length, it will be truncated.

parameters

  • il:object item list
  • item:int item to add
  • item_value:str value to add
  • item_length:int length of the buffer (the resulting string length is one byte less)

returns

None

addstrn(il:object, item:int, item_value:str, item_length:int)->None

Adds the specified space-expanded string to the item list. If the item_value is longer than the item_length, it will be truncated.

parameters

  • il:object item list
  • item:int item to add
  • item_value:str value to add
  • item_length:int length of the buffer

returns

None

getstr(il:object, index:int, flag:int)->str

Gets the string at the specified index in the item list.

parameters

  • il:object item list
  • index:int index of the item to get
  • flag:int if set to 1, the first byte of the resulting string is the length of the string

returns

String

addbin(il:object, item:int, item_value:int, item_offset:int, item_len:int)->None

Adds a new binary item to the list. It will be interpreted as a string.

parameters

  • il:object item list
  • item:int item to add
  • item_value:int value to store
  • item_offset:int starting byte
  • item_len:int amount of bytes

returns

None

getbyte(il:object, index:int, item_offset:int)->int

Gets the byte at the specified position in the item list.

parameters

  • il:object item list
  • index:int index of the item
  • item_offset:int starting byte

returns

Integer value of the specified byte

vms.lib

Wraps the OpenVMS RTL Library(LIB$) functions.

create_dir(name:str, uic:int, pe:int, pv:int)->int

Creates a directory.

parameters

  • name:str name of the directory to be created (specified in OpenVMS style)
  • uic:int unsigned integer value of the owner UIC:
    • None - the current user
    • 0 - owner of the parent directory
  • pe:int protection enable. See full documentation in the OpenVMS RTL Library(LIB$) Manual for LIB$CREATE_DIR.
  • pv:int protection value

returns

  • vms.ssdef.SS__CREATED one or more directories created
  • vms.ssdef.SS__NORMAL all specified directories already exist
  • another error. See in vms.ssdef

date_time()->list

Gets current date and time.

parameters

None

returns

The list:

  • int status code of the operation
  • str resulting string

get_ef()->list

Allocates a local event flag.

parameters

None

returns

The list:

  • int status code of the operation
  • int resulting event flag

free_ef(ef:int)->int

Releases the local event flag.

parameters

  • ef:int the local event flag

returns

Status code of the operation

put_common(common:str)->int

Copies a string into the common area.

parameters

  • common:str string to copy

returns

Status code of the operation

get_common()->list

Gets the string from the common area.

parameters

None

returns

The list:

  • int status code of the operation
  • str resulting string

get_hostname(flags:int)->list

Gets the host name of the local system.

parameters

  • flags:int if set to 1, the host node name is returned in the parsable form

returns

The list:

  • int status code of the operation
  • str resulting host node name

getjpi(item_code:int, pid:int, pname:str)->list

Gets the specified job/process information as a string.

parameters

  • item_code:int item identifier code defining the item of information to be returned. See vms.jpidef
  • pid:int process id
  • pname:str process name

For valid combination of the values of pid and pname see the OpenVMS RTL Library(LIB$) Manual for LIB$GETJPI. The resulting pid is not returned.

returns

The list:

  • int status code of the operation
  • str resulting string

getsyi(item_code:int, node_name:str)->list

Gets system wide information as a string.

parameters

  • item_code:int item identifier code defining the item of information to be returned. See vms.syidef
  • node_name:str node name

returns

The list:

  • int status code of the operation
  • str resulting string
  • int resulting cluster system id

spawn(command:str, input_file:str, output_file:str, flags:int, pname:str)->list

Requests the command language interpreter (CLI) of the calling process to spawn a subprocess for executing CLI commands.

parameters

  • command:str command to execute
  • input_file:str equivalence name to be associated with the logical name SYS$INPUT
  • output_file:str equivalence name to be associated with the logical name SYS$OUTPUT
  • flags:int flag bits that designate optional behavior. See vms.clidef
  • pname:str name defined for the subprocess

returns

The list:

  • int status code of the operation
  • int process id of the spawned process

do_command(command:str)->None

Stops program execution and directs the command language interpreter (CLI) to execute a command that is supplied as the argument.

parameters

  • command:str command to execute

returns

If successful, it does not return control to the calling program.

vms.sys

Wraps the OpenVMS System Services functions.

asctim(vms_time:int, time_only:int)->list

Converts an absolute or delta time from 64-bit system time format to an ASCII string.

parameters

  • vms_time:int OpenVMS system time. A negative time value represents a delta time.
  • time_only:int if set to 1, asctim returns the hour only.

returns

The list:

  • int status code of the operation
  • str resulting string

bintim(time_str:str)->list

Converts an ASCII string to an absolute or delta time value in the system 64-bit time format.

parameters

  • time_str:str in format:
    • Absolute Time: dd-mmm-yyyy hh:mm:ss.cc
    • Delta Time: dddd hh:mm:ss.cc

returns

The list:

  • int status code of the operation
  • int resulting time value

asctoid(name:str)->list

Translates the specified identifier name into its binary identifier value.

parameters

  • name:str identifier name

returns

The list:

  • int status code of the operation
  • int resulting identifier value
  • int resulting identifier attributes. See vms.kgbdef

idtoasc(id_val:int, context:int)->list

Translates the specified identifier value to the identifier name.

parameters

  • id_val:int identifier value. See OpenVMS System Services Reference Manual for SYS$IDTOASC
  • context:int context value used when idtoasc is called repeatedly. Must be initialized with the value 0.

returns

The list:

  • int status code of the operation
  • str resulting identifier name
  • int resulting identifier value
  • int resulting identifier attributes. See vms.kgbdef
  • int resulting context

crembx(tmp:int, maxmsg:int, bufquo:int, promsk:int, acmode:int, mbx_name:string, flags:int)->list

Creates a virtual mailbox device.

parameters

  • tmp:int the first bit specifies a permanent mailbox
  • maxmsg:int maximum size of a message (in bytes)
  • bufquo:int number of bytes of system dynamic memory that can be used to buffer messages sent to the mailbox
  • promsk:int protection mask to be associated with the created mailbox
  • acmode:int access mode to be associated with the channel to which the mailbox is assigned
  • mbx_name:string logical name to be assigned to the mailbox
  • flags:int options for the assign operation. See vms.cmbdef

returns

The list:

  • int status code of the operation
  • int resulting channel

delmbx(channel:int)->int

Marks a permanent mailbox for deletion.

parameters

  • channel:int mailbox channel

returns

Status code

assign(devnam:str, acmode:int, mbxnam:str, flags:int)->list

Provides a process with an I/O channel.

parameters

  • devnam:str name of the device
  • acmode:int access mode to be associated with the channel
  • mbxnam:str logical name of the mailbox to be associated with the device
  • flags:int an optional device-specific argument

returns

The list:

  • int status code of the operation
  • int resulting channel

dassgn(channel:int)->int

Unassigns (releases) an I/O channel.

parameters

  • channel:int number of the I/O channel to be unassigned

returns

Status code

readvblk(channel:int, max_read:int, block:int, fmod:int)->list

Read from I/O channel.

parameters

  • channel:int I/O channel
  • max_read:int amount of bytes to read
  • block:int starting block
  • fmod:int function code modifiers

returns

The list:

  • int status code of the operation
  • byte resulting buffer
  • int I/O completion code

writevblk(channel:int, buffer:bytes, block:int, fmod:int)->list

Write to I/O channel.

parameters

  • channel:int I/O channel
  • buffer:bytes bytes to write
  • block:int starting block
  • fmod:int function code modifiers

returns

The list:

  • int status code of the operation
  • int amount of written bytes
  • int I/O completion code

cancel(channel:int)->int

Cancel I/O operation.

parameters

  • channel:int I/O channel

returns

Status code

crelnm(attr:int, tabnam:str, lognam:str, acmode:int, il:object)->int

Creates a logical name and specifies its equivalence names.

parameters

  • attr:int attributes to be associated with the logical name. See vms.lnmdef
  • tabnam:str name of the table in which to create the logical name
  • lognam:str logical name to be created
  • acmode:int access mode to be associated with the logical name. See vms.psldef
  • il:object item list, created via vms.ile3.new()

See OpenVMS System Services Reference Manual for SYS$CRELNM.

returns

Status code

trnlnm(attr:int, tabnam:str, lognam:str, acmode:int, il:object)->int

Returns information about the specified logical name.

parameters

  • attr:int attributes controlling the search for the logical name. See vms.lnmdef
  • tabnam:str name of the logical name table or the name of a searchlist logical name
  • lognam:str logical name for which information is to be returned
  • acmode:int access mode to be used in the translation. See vms.psldef
  • il:object item list, created via vms.ile3.new()

See OpenVMS System Services Reference Manual for SYS$TRNLNM.

returns

Status code

dellnm(tabnam:str, lognam:str, acmode:int)->int

Deletes all logical names with the specified name.

parameters

  • tabnam:str name of the logical name table or the name of a searchlist logical name
  • lognam:str logical name to be deleted
  • acmode:int access mode to be used in the delete operation. See vms.psldef

returns

Status code

device_scan(search_devnam:str, item_list:object, context:int)->list

Returns the names of all devices that match a specified set of search criteria.

parameters

  • search_devnam:str name of the device for which device_scan to search
  • item_list:object item list specifying search criteria
  • context:int value used to indicate the current position of the search. On the initial call it must contain 0.

See OpenVMS System Services Reference Manual for SYS$DEVICE_SCAN

returns

The list:

  • int status code of the operation
  • str found device name
  • int context

uicstr(uic:int, flags:int)->list

Converts UIC to a string.

parameters

  • uic:int UIC
  • flags:int
    • 0 - use "!%I" SYS$FAO format
    • 1 - use "!%U" SYS$FAO format

returns

The list:

  • int status code of the operation
  • str UIC string

getdvi(dev_nam:str, item_list:object)->int

Returns information related to the primary and secondary device characteristics of an I/O device.

parameters

  • dev_nam:str the name of the device for which information is to be returned
  • item_list:object item list specifying which information about the device is to be returned.

See OpenVMS System Services Reference Manual for SYS$GETDVI

returns

Status code

getjpi(pid:int, pnam:str, item_list:object)->list

Returns information about one or more processes of the system or across the OpenVMS Cluster system.

parameters

  • pid:int process identification
  • pnam:str name of the process
  • item_list:object item list specifying which information about the process or processes is to be returned

See OpenVMS System Services Reference Manual for SYS$GETJPI

returns

The list:

  • int status code of the operation
  • int process id

getlki(lki:int, item_list:object)->list

Returns information about the lock database on a system.

parameters

  • lki:int identification of the lock (lock ID) information about which needs to be returned
  • item_list:object item list specifying the lock information to be returned

See OpenVMS System Services Reference Manual for SYS$GETLKI

returns

The list:

  • int status code of the operation
  • int lock identification

getmsg(msgid:int, flags:int)->list

Returns message text associated with a given message identification code.

parameters

  • msgid:int identification of the message to be retrieved
  • flags:int message components to be returned

See OpenVMS System Services Reference Manual for SYS$GETMSG

returns

The list:

  • int status code of the operation
  • str message string
  • int optional information

getqui(func:int, context:int, item_list:object)->list

Returns information about queues and the jobs initiated from these queues.

parameters

  • func:int function code specifying the function that getqui is to perform. See vms.quidef
  • context:int context stream for this call
  • item_list:object item list supplying the information to be used by the function

See OpenVMS System Services Reference Manual for SYS$GETQUI

returns

The list:

  • int status code of the operation
  • int context

getrmi(item_list:object)->int

Returns system performance information about the local system.

parameters

  • item_list:object item list specifying which information about the local node is to be returned

See OpenVMS System Services Reference Manual for SYS$GETRMI

returns

Status code

getsyi(csid:int, node_name:str, item_list:object)->list

Returns information about the local system or about other systems in an OpenVMS Cluster system.

parameters

  • csid:int OpenVMS Cluster system identification
  • node_name:str name of the node about which information is to be returned
  • item_list:object item list specifying which information about the node or nodes to return

See OpenVMS System Services Reference Manual for SYS$GETSYI

returns

The list:

  • int status code of the operation
  • int csid

gettim()->list

Returns the current system time in a 64-bit format.

parameters

None

returns

The list:

  • int status code of the operation
  • int current system time

getuai(user_name:str, item_list:object)->int

Returns authorization information about the specified user.

parameters

  • user_name:str name of the user to get authorization information for
  • item_list:object item list specifying which information to return

See OpenVMS System Services Reference Manual for SYS$GETUAI

returns

Status code

hiber()->int

Allows a process to make itself inactive but to remain known to the system so that it can be interrupted.

parameters

None

returns

Status code

schdwk(pid:int, pname:str, time:int)->list

Schedules the awakening (restart) of a process that has placed itself in the state of hibernation with the Hibernate service.

parameters

  • pid:int process identification (PID) of the process to be awakened
  • pname:str name of the process to be awakened
  • time:int time at which the process to be awakened

See OpenVMS System Services Reference Manual for SYS$SCHDWK

returns

The list:

  • int status code of the operation
  • int pid

add_holder(id:int, holder:int, attrib:int)->int

Adds a specified holder record to a target identifier.

parameters

  • id:int target identifier granted to the specified holder
  • holder:int holder identifier that is granted access to the target identifier
  • attrib:int attributes to be placed in the holder record

See OpenVMS System Services Reference Manual for SYS$ADD_HOLDER

returns

Status code

rdb

  1. ile3new