8: Device Ports
SLC™ 8000 Advanced Console Manager User Guide 166
Primary Commands
These are stand-alone commands which provide the primary functionality in a script. These
commands may rely on one or more of the Secondary Commands to provide values for some
parameters. The preprocessor will require that these commands appear only as the first element
of a command line. The start of a command line is delimited by any of the following:
The start of a new line of text in the script
A semicolon (';')
A left brace ('{')
Table 8-18 Primary Commands
Arithmetic Operator A single character representing a simple arithmetic operation. The character may
be one of the following:
A plus sign (+) representing addition
A minus sign (-) representing subtraction
An asterisk sign (*) representing multiplication
A forward slash (/) representing division
A percent sign (%) representing a modulus
Boolean Expression An expression which evaluates to TRUE or FALSE. A Boolean expression has the
following syntax:
<value> <Boolean operator> <value>
Each can be either a word or a variable reference.
Boolean Operator A binary operator which expresses a comparison between two operands and
evaluates to TRUE or FALSE. The following Boolean operators are valid:
'<' less than
'>' greater than
'<=' less than or equal to
'>=' greater than or equal to
'==' equal to
'!=' not equal to
Command Description
set
The
set command assigns a value to a variable. Syntax:
set <variable> <value>
where <variable> is a word, and <value> can be defined in one of the following
ways:
A quoted string
A word
A variable reference
A value generated via one of the string secondary commands (compare,
match, first, etc.)
A value generated via the expr secondary command
A value generated via the format secondary command
A value generated via the expr timestamp command
unset This command removes the definition of a variable within a script. Syntax:
unset <variable>
where <variable> is a word.
Term Definition
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