DOKK / manpages / debian 12 / systemtap-doc / function::assert.3stap.en
FUNCTION::ASSERT(3stap) Logging Tapset FUNCTION::ASSERT(3stap)

function::assert - evaluate assertion

1) assert(expression:long)

2) assert(expression:long,msg:string)

expression

The expression to evaluate

msg

The formatted message string

1) This function checks the expression and aborts the current running probe if expression evaluates to zero. Useserror and may be caught by try{} catch{}. A default message will be displayed.

2) This function checks the expression and aborts the current running probe if expression evaluates to zero. Useserror and may be caught by try{} catch{}. The specified message will be displayed.

tapset::logging(3stap)

November 2022 SystemTap Tapset Reference