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.\" 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.
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.\" Copyright 2015 Joyent, Inc.
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.Dd May 11, 2016
.Dt PGRAB_ERROR 3PROC
.Os
.Sh NAME
.Nm Pgrab_error
.Nd get Pgrab error message string
.Sh SYNOPSIS
.Lb libproc
.In libproc.h
.Ft "const char *"
.Fo Pgrab_error
.Fa "int error"
.Fc
.Sh DESCRIPTION
The
.Fn Pgrab_error
function returns a pointer to a human-readable character string
describing the error that occurred. This function only knows how to
translate errors that are stored in
.Fa perr
during a failed call to
.Xr Pgrab 3PROC ,
.Xr Pfgrab_core 3PROC,
.Xr Pgrab_core 3PROC ,
or
.Xr Pgrab_file 3PROC .
.Sh RETURN VALUES
The
.Fn Pgrab_error
function always returns a pointer to a character string that describes
the error that occurred, even if it is an unknown error.
.Sh INTERFACE STABILITY
.Sy Uncommitted
.Sh MT-LEVEL
.Sy MT-Safe
.Sh SEE ALSO
.Xr libproc 3LIB ,
.Xr Pgrab 3PROC ,
.Xr Pgrab_core 3PROC ,
.Xr Pgrab_file 3PROC