NAME

SYNOPSIS

int explain_fcntl_or_die(int fildes, int command, long arg);

DESCRIPTION

This function is intended to be used in a fashion similar to the following example:

int result = explain_fcntl_or_die(fildes, command, arg);

fildes

The fildes, exactly as to be passed to the fcntl(2) system call.

command

The command, exactly as to be passed to the fcntl(2) system call.

arg

The arg, exactly as to be passed to the fcntl(2) system call.

Returns:

This function only returns on success, and it returns whatever was returned by the fcntl(2) call; depending on the command, this may have no use. On failure, prints an explanation and exits, it does not return.

SEE ALSO

fcntl(2)

manipulate a file descriptor

explain_fcntl(3)

explain fcntl(2) errors

exit(2)

terminate the calling process

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