1.\" $NetBSD: elf_end.3,v 1.2 2014/03/09 16:58:04 christos Exp $ 2.\" 3.\" Copyright (c) 2006,2008 Joseph Koshy. All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" This software is provided by Joseph Koshy ``as is'' and 15.\" any express or implied warranties, including, but not limited to, the 16.\" implied warranties of merchantability and fitness for a particular purpose 17.\" are disclaimed. in no event shall Joseph Koshy be liable 18.\" for any direct, indirect, incidental, special, exemplary, or consequential 19.\" damages (including, but not limited to, procurement of substitute goods 20.\" or services; loss of use, data, or profits; or business interruption) 21.\" however caused and on any theory of liability, whether in contract, strict 22.\" liability, or tort (including negligence or otherwise) arising in any way 23.\" out of the use of this software, even if advised of the possibility of 24.\" such damage. 25.\" 26.\" Id: elf_end.3 189 2008-07-20 10:38:08Z jkoshy 27.\" 28.Dd June 29, 2006 29.Os 30.Dt ELF_END 3 31.Sh NAME 32.Nm elf_end 33.Nd release an ELF descriptor 34.Sh LIBRARY 35.Lb libelf 36.Sh SYNOPSIS 37.In libelf.h 38.Ft int 39.Fn elf_end "Elf *elf" 40.Sh DESCRIPTION 41Function 42.Fn elf_end 43is used to release the resources associated with an ELF descriptor 44pointed to by argument 45.Ar elf . 46This descriptor must have been allocated by a previous call to 47.Xr elf_begin 3 48or 49.Xr elf_memory 3 . 50For programming convenience, a NULL value is permitted for argument 51.Ar elf . 52.Pp 53A call to 54.Fn elf_end 55decrements the activation count for descriptor 56.Ar elf 57by one. 58The resources associated with the descriptor are only released 59with its activation count goes to zero. 60.Pp 61Once function 62.Fn elf_end 63returns zero, the ELF descriptor 64.Ar elf 65will no longer be valid and should not be used further. 66.Sh RETURN VALUES 67Function 68.Fn elf_end 69returns the current value of the ELF descriptor 70.Ar elf Ap s 71activation count, or zero if argument 72.Ar elf 73was NULL. 74.Sh SEE ALSO 75.Xr elf 3 , 76.Xr elf_begin 3 , 77.Xr elf_memory 3 , 78.Xr gelf 3 79