debian man page for xdf_add_evttype

XDF_ADD_EVTTYPE(3)					     xdffileio library manual						XDF_ADD_EVTTYPE(3)

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)

EPFL
								       2010							XDF_ADD_EVTTYPE(3)