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title __setusermatherr | Microsoft Docs
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ms.date 11/04/2016
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__setusermatherr

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

Syntax

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 *).

Remarks

Requirements

Routine Required header
__setusermatherr matherr.c