1FUNCTION::ASSERT(3stap)         Logging Tapset         FUNCTION::ASSERT(3stap)
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NAME

6       function::assert - evaluate assertion
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SYNOPSIS

9       1) assert(expression:long)
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11       2) assert(expression:long,msg:string)
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ARGUMENTS

14       expression
15           The expression to evaluate
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17       msg
18           The formatted message string
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DESCRIPTION

21       1) This function checks the expression and aborts the current running
22       probe if expression evaluates to zero. Useserror and may be caught by
23       try{} catch{}. A default message will be displayed.
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25       2) This function checks the expression and aborts the current running
26       probe if expression evaluates to zero. Useserror and may be caught by
27       try{} catch{}. The specified message will be displayed.
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SEE ALSO

30       tapset::logging(3stap)
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34SystemTap Tapset Reference       November 2020         FUNCTION::ASSERT(3stap)