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.\"
.\" This file and its contents are supplied under the terms of the
.\" Common Development and Distribution License ("CDDL"), version 1.0.
.\" You may only use this file in accordance with the terms of version
.\" 1.0 of the CDDL.
.\"
.\" A full copy of the text of the CDDL should have accompanied this
.\" source. A copy of the CDDL is also available via the Internet at
.\" http://www.illumos.org/license/CDDL.
.\"
.\"
.\" Copyright 2015 Joyent, Inc.
.\"
.Dd May 11, 2016
.Dt PGETAUXVEC 3PROC
.Os
.Sh NAME
.Nm Pgetauxvec
.Nd obtain process auxiliary vector
.Sh LIBRARY
.Lb libproc
.Sh SYNOPSIS
.In libproc.h
.Ft "const auxv_t *"
.Fo Pgetauxvec
.Fa "struct ps_prochandle *P"
.Fc
.Sh DESCRIPTION
The
.Fn Pgetauxvec
function returns a pointer to a copy of the auxiliary vector for the
process handle
.Fa P .
If the process handle does not represent an actively running process or
the auxiliary vector could not be found, then it instead returns an
empty auxiliary vector.
The definitions of the
.Sy auxv_t
may be found in
.In sys/auxv.h .
.Pp
The returned auxiliary vector should not be used across any subsequent
calls to
.Xr libproc 3LIB .
.Sh RETURN VALUES
Upon successful completion, the
.Fn Pgetauxvec
function always returns a pointer to an auxiliary vector.
.Sh INTERFACE STABILITY
.Sy Uncommitted
.Sh MT-LEVEL
See
.Sy LOCKING
in
.Xr libproc 3LIB .
.Sh SEE ALSO
.Xr libproc 3LIB ,
.Xr Pgetauxval 3PROC ,
.Xr proc 5
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