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None
Arguments:
DELLNM - Delete Logical Name
Format:
27-SEP-1998 ZE.
vms_sys.dellnm (tabnam, [lognam], [acmode])
Returns:
Examples:
$ define TEST_LNM "value"
$ show logical /full TEST_LNM
"TEST_LNM" [super] = "value" (LNM$PROCESS_TABLE)
$! the process does not have SYSNAM privilege
$ python -c "import vms_sys; vms_sys.dellnm('LNM$PROCESS','TEST_LNM')"
Traceback (innermost last):
File "<string>", line 1, in ?
vms_sys.error: (444, '%SYSTEM-F-NOLOGNAM, no logical name match')
$! -> the access was maximized and
$! a user-mode logical name did not exist
$ define TEST_LNM /USER_MODE "value"
$ python -c "import vms_sys; vms_sys.dellnm('LNM$PROCESS','TEST_LNM')"
$! no error message - the user-mode logical name was deleted
$ set PROCESS /PRIVILEGE=SYSNAM
$ define /executive_mode /table=LNM$PROCESS_DIRECTORY -
TEST_LNM_EXEC "value"
$ show logical /table=LNM$PROCESS_DIRECTORY /full
(LNM$PROCESS_DIRECTORY) [kernel] [directory]
[no protection information]
"LNM$GROUP" [kernel] = "LNM$GROUP_010040" [terminal]
"LNM$JOB" [kernel] = "LNM$JOB_81524540" [terminal]
"LNM$PROCESS" [kernel] = "LNM$PROCESS_TABLE" [terminal]
"LNM$PROCESS_DIRECTORY" [kernel,no_alias,nodelete,table] = "" [terminal]
"LNM$PROCESS_TABLE" [kernel,no_alias,table] = "" [terminal]
"TEST_LNM_EXEC" [exec] = "value"
$!
$ python
Python 1.5.1 (V001P4, Aug 29 1998, 21:12:47) [DECC] on vms
Copyright 1991-1995 Stichting Mathematisch Centrum, Amsterdam
portions Copyright 1996-1998 Uwe Zessin
>>> import vms_sys
>>> PSL_C_EXEC = 1
>>> vms_sys.dellnm ('LNM$PROCESS_DIRECTORY', 'TEST_LNM_EXEC',
... PSL_C_EXEC)
>>> import os
>>> os.system('show logical /table=LNM$PROCESS_DIRECTORY /full')
(LNM$PROCESS_DIRECTORY) [kernel] [directory]
[no protection information]
"LNM$GROUP" [kernel] = "LNM$GROUP_010040" [terminal]
"LNM$JOB" [kernel] = "LNM$JOB_81524540" [terminal]
"LNM$PROCESS" [kernel] = "LNM$PROCESS_TABLE" [terminal]
"LNM$PROCESS_DIRECTORY" [kernel,no_alias,nodelete,table] = "" [terminal]
"LNM$PROCESS_TABLE" [kernel,no_alias,table] = "" [terminal]
1 <-- return status from os.system()
>>>
$! create a new logical name table
$ create /name_table TEST_LNT /parent_table= LNM$PROCESS_DIRECTORY
$ show logical /table=LNM$PROCESS_DIRECTORY /full
(LNM$PROCESS_DIRECTORY) [kernel] [directory]
[no protection information]
"LNM$GROUP" [kernel] = "LNM$GROUP_010040" [terminal]
"LNM$JOB" [kernel] = "LNM$JOB_814AC4C0" [terminal]
"LNM$PROCESS" [kernel] = "LNM$PROCESS_TABLE" [terminal]
"LNM$PROCESS_DIRECTORY" [kernel,no_alias,nodelete,table] = "" [terminal]
"LNM$PROCESS_TABLE" [kernel,no_alias,table] = "" [terminal]
"TEST_LNT" [super,table] = "" [terminal]
$! delete the logical name table
$ python
[...]
>>> import vms_sys
>>> PSL_C_SUPER = 2
>>> vms_sys.dellnm ('LNM$PROCESS_DIRECTORY','TEST_LNT',PSL_C_SUPER)
$ show logical /table=LNM$PROCESS_DIRECTORY /full
(LNM$PROCESS_DIRECTORY) [kernel] [directory]
[no protection information]
"LNM$GROUP" [kernel] = "LNM$GROUP_010040" [terminal]
"LNM$JOB" [kernel] = "LNM$JOB_81524540" [terminal]
"LNM$PROCESS" [kernel] = "LNM$PROCESS_TABLE" [terminal]
"LNM$PROCESS_DIRECTORY" [kernel,no_alias,nodelete,table] = "" [terminal]
"LNM$PROCESS_TABLE" [kernel,no_alias,table] = "" [terminal]
$
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