matherr()

handles exceptions in the math library 

Function

SYNOPSIS

#include <math.h>

int matherr(struct exception *x);

DESCRIPTION

The matherr() function is invoked by certain functions in the math libraries when errors are detected. You may define your own mechanism for handling exceptions, by including a function named matherr() in your program.

When an exception occurs, a pointer to the exception structure x is passed to your matherr() function.

PARAMETERS

x 

Points to an exception structure.

RETURN VALUES

The matherr() function returns 0 to indicate an error, and a non-zero value to indicate successful corrective action.

CONFORMANCE

SVR4.

MULTITHREAD SAFETY LEVEL

MT-Safe.

PORTING ISSUES

None.

AVAILABILITY

MKS Toolkit for Professional Developers
MKS Toolkit for Enterprise Developers
MKS Toolkit for Enterprise Developers 64-Bit Edition

SEE ALSO

Functions:
exp(), log(), log10(), pow(), sqrt()

MKS Toolkit 9.2 Documentation Build 16.