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stapvars.3stap
Langue: en
Version: 377936 (fedora - 01/12/10)
Section: 3 (Bibliothèques de fonctions)
NAME
stapvars - systemtap variablesDESCRIPTION
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. Examples:- example1:long
- Variable "example1" contains an integer.
- example2:string [long]
- Variable "example2" is an array of strings, indexed by integers.
ARGV
- argc:long
- 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[1] 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.
NULL
- NULL:long
- Simply defined as the number 0.
FILES
- More files and their corresponding paths can be found in the stappaths (7) manual page.
SEE ALSO
stap(1) stappaths(7)Contenus ©2006-2024 Benjamin Poulain
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