NAME

       xdf_add_evttype - Adds a type of event

SYNOPSIS

       #include <xdfio.h>

       int xdf_add_evttype(struct xdf* xdf, int code, const char* desc);

DESCRIPTION

       xdf_add_evttype()  adds  an  event  type  specified  by  combination of code and the event
       description desc to the file referenced by the handle xdf opened for writing. If there  is
       no description associated with the event type, desc should be set to NULL.

       If  an  event  type  with the same combination has been already added, no new type will be
       added and the previous type will be returned.

RETURN VALUE

       The function returns the event type in case of success. Otherwise -1 is returned and errno
       is set appropriately.

ERRORS

       EINVAL xdf is NULL

       ENOMEM The system is unable to allocate resources.

       EPERM  The  file referenced by xdf has not been opened for writing or its file format does
              not support events.

SEE ALSO

       xdf_add_event(3)