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.\" Copyright (c) 2006,2008 Joseph Koshy. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\"
.\" This software is provided by Joseph Koshy ``as is'' and
.\" any express or implied warranties, including, but not limited to, the
.\" implied warranties of merchantability and fitness for a particular purpose
.\" are disclaimed. in no event shall Joseph Koshy be liable
.\" for any direct, indirect, incidental, special, exemplary, or consequential
.\" damages (including, but not limited to, procurement of substitute goods
.\" or services; loss of use, data, or profits; or business interruption)
.\" however caused and on any theory of liability, whether in contract, strict
.\" liability, or tort (including negligence or otherwise) arising in any way
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf_end.3,v 1.1 2019/02/01 05:27:37 jsg Exp $
.\"
.Dd June 29, 2006
.Dt ELF_END 3
.Os
.Sh NAME
.Nm elf_end
.Nd release an ELF descriptor
.Sh LIBRARY
.Lb libelf
.Sh SYNOPSIS
.In libelf.h
.Ft int
.Fn elf_end "Elf *elf"
.Sh DESCRIPTION
Function
.Fn elf_end
is used to release the resources associated with an ELF descriptor
pointed to by argument
.Ar elf .
This descriptor must have been allocated by a previous call to
.Xr elf_begin 3
or
.Xr elf_memory 3 .
For programming convenience, a NULL value is permitted for argument
.Ar elf .
.Pp
A call to
.Fn elf_end
decrements the activation count for descriptor
.Ar elf
by one.
The resources associated with the descriptor are only released
with its activation count goes to zero.
.Pp
Once function
.Fn elf_end
returns zero, the ELF descriptor
.Ar elf
will no longer be valid and should not be used further.
.Sh RETURN VALUES
Function
.Fn elf_end
returns the current value of the ELF descriptor
.Ar elf Ap s
activation count, or zero if argument
.Ar elf
was NULL.
.Sh SEE ALSO
.Xr elf 3 ,
.Xr elf_begin 3 ,
.Xr elf_memory 3 ,
.Xr gelf 3
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