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Diffstat (limited to 'lib/libelf/elf_end.3')
-rw-r--r-- | lib/libelf/elf_end.3 | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/lib/libelf/elf_end.3 b/lib/libelf/elf_end.3 new file mode 100644 index 0000000..3622fb2 --- /dev/null +++ b/lib/libelf/elf_end.3 @@ -0,0 +1,76 @@ +.\" Copyright (c) 2006 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. +.\" +.\" $FreeBSD$ +.\" +.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 |