fesettrapenable(3M)fesettrapenable(3M)NAMEfesettrapenable() - set exception trap enables
The function enables the exception traps indicated by the argument
excepts and disables the exception traps not indicated by the argument.
The argument can be constructed as a bitwise OR of the exception
macros: and represents all the exceptions.
To use this function, compile either with the default option or with
the and options. Make sure your program includes
For HP Integrity servers, specify on the compiler command line or place
the call to this function under the effect of an affirmative pragma:
If the pragma is placed outside of any top-level declarations in a
file, the pragma will apply to all declarations in the compilation fol‐
lowing the pragma until another pragma is encountered or until the end
of the file is reached.
If the pragma is placed at the beginning of a block (compound state‐
ment), the pragma will apply until another pragma is encountered or
until the end of the block is reached.
For PA-RISC, you might need to use the compiler option in order to pre‐
vent optimizations that can undermine the specified behavior of this
Link in the math library by specifying on the compiler or linker com‐
For more information, see the at the following site:
No errors are defined.
Enable overflow and divide by zero traps and disable the others
was developed by HP and is not required by any current standard.
SEE ALSOfeclearexcept(3M), fegetexceptflag(3M), fegettrapenable(3M), feraiseex‐
cept(3M), fesetexceptflag(3M), fetestexcept(3M), fenv(5).