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

NAME
       function::assert - evaluate assertion

SYNOPSIS
       1) assert(expression:long)

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

ARGUMENTS
       expression
           The expression to evaluate

       msg
           The formatted message string

DESCRIPTION
       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.

SEE ALSO
       tapset::logging(3stap)



SystemTap Tapset Reference         June 2018           FUNCTION::ASSERT(3stap)