77 lines
2.4 KiB
Groff
77 lines
2.4 KiB
Groff
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.\" Copyright (c) 2006,2008 Joseph Koshy. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" This software is provided by Joseph Koshy ``as is'' and
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.\" any express or implied warranties, including, but not limited to, the
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.\" implied warranties of merchantability and fitness for a particular purpose
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.\" are disclaimed. in no event shall Joseph Koshy be liable
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.\" for any direct, indirect, incidental, special, exemplary, or consequential
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.\" damages (including, but not limited to, procurement of substitute goods
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.\" or services; loss of use, data, or profits; or business interruption)
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.\" however caused and on any theory of liability, whether in contract, strict
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.\" liability, or tort (including negligence or otherwise) arising in any way
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.\" out of the use of this software, even if advised of the possibility of
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.\" such damage.
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.\"
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.\" $Id: elf_end.3 189 2008-07-20 10:38:08Z jkoshy $
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.\"
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.Dd June 29, 2006
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.Os
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.Dt ELF_END 3
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.Sh NAME
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.Nm elf_end
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.Nd release an ELF descriptor
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.Sh LIBRARY
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.Lb libelf
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.Sh SYNOPSIS
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.In libelf.h
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.Ft int
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.Fn elf_end "Elf *elf"
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.Sh DESCRIPTION
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Function
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.Fn elf_end
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is used to release the resources associated with an ELF descriptor
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pointed to by argument
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.Ar elf .
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This descriptor must have been allocated by a previous call to
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.Xr elf_begin 3
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or
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.Xr elf_memory 3 .
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For programming convenience, a NULL value is permitted for argument
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.Ar elf .
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.Pp
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A call to
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.Fn elf_end
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decrements the activation count for descriptor
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.Ar elf
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by one.
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The resources associated with the descriptor are only released
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with its activation count goes to zero.
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.Pp
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Once function
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.Fn elf_end
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returns zero, the ELF descriptor
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.Ar elf
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will no longer be valid and should not be used further.
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.Sh RETURN VALUES
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Function
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.Fn elf_end
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returns the current value of the ELF descriptor
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.Ar elf Ap s
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activation count, or zero if argument
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.Ar elf
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was NULL.
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.Sh SEE ALSO
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.Xr elf 3 ,
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.Xr elf_begin 3 ,
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.Xr elf_memory 3 ,
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.Xr gelf 3
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