__setusermatherr

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Specifies a user-supplied rountine to handle math errors, instead of the _matherr routine.

void __setusermatherr(  
   _HANDLE_MATH_ERROR pf   
   )  

Parameters

pf
Pointer to an implementation of _matherr that is supplied by the user.

The type of the pf parameter is declared as typedef int (__cdecl * _HANDLE_MATH_ERROR)(struct _exception *).