Section: Misc. Reference Manual Pages (3stap)
Return to Main Contents
stapvars - systemtap variables
The following sections enumerate the public variables provided by
standard tapsets installed, (the installation path is show in the
stappaths (7) manual page). Each variable is described with a
type, and its behavior/restrictions.
The syntax is the same as printed with the
stap option -p2.
Variable "example1" contains an integer.
- example2:string [long]
Variable "example2" is an array of strings, indexed by integers.
Contains the value of the
value: the number of command line arguments passed to the systemtap script.
It is initialized with an implicit begin(-1) probe.
- argv:string [long]
Contains each command line argument as a string. argv will equal @1 if
there was at least one command line argument. Arguments beyond #32 are not
transcribed, and produce a warning message within the begin(-1) probe that
initializes this array.
Simply defined as the number 0.
- More files and their corresponding paths can be found in the stappaths (7) manual page.
- SEE ALSO
This document was created by
using the manual pages.
Time: 20:13:34 GMT, November 19, 2021