Section: POSIX Programmer's Manual (3P)
This manual page is part of the POSIX Programmer's Manual.
The Linux implementation of this interface may differ (consult
the corresponding Linux manual page for details of Linux behavior),
or the interface may not be implemented on Linux.
--- destroy and initialize the trace stream attributes object
int posix_trace_attr_destroy(trace_attr_t *attr);
int posix_trace_attr_init(trace_attr_t *attr);
function shall destroy an initialized trace attributes object.
attributes object can be reinitialized using
the results of otherwise referencing the object after it
has been destroyed are undefined.
function shall initialize a trace attributes object
with the default value for all of the individual attributes used by a
given implementation. The read-only
attributes of the newly initialized trace attributes object shall be
set to their appropriate values (see
Section 188.8.131.52, posix_trace_status_info Structure).
Results are undefined if
is called specifying an already initialized
Implementations may add extensions to the trace attributes object
structure as permitted in the Base Definitions volume of POSIX.1-2008,
Chapter 2, Conformance.
The resulting attributes object (possibly modified by setting
individual attributes values), when used by
defines the attributes of the trace stream created. A single
attributes object can be used in multiple calls to
After one or more trace streams have been created using an attributes
object, any function affecting that attributes object, including
destruction, shall not affect any trace stream previously created. An
initialized attributes object also serves to receive the attributes of
an existing trace stream or trace log when calling the
Upon successful completion, these functions shall return a value of
zero. Otherwise, they shall return the corresponding error number.
function may fail if:
The value of
function shall fail if:
Insufficient memory exists to initialize the trace attributes object.
The following sections are informative.
functions may be removed in a future version.
The Base Definitions volume of POSIX.1-2008,
Portions of this text are reprinted and reproduced in electronic form
from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology
-- Portable Operating System Interface (POSIX), The Open Group Base
Specifications Issue 7, Copyright (C) 2013 by the Institute of
Electrical and Electronics Engineers, Inc and The Open Group.
(This is POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the
event of any discrepancy between this version and the original IEEE and
The Open Group Standard, the original IEEE and The Open Group Standard
is the referee document. The original Standard can be obtained online at
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