.\" Copyright (c) 2003 David O'Brien
.\" All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
.\" are met:
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" $FreeBSD$
.\"
.Dd November 5, 2018
.Dt ELFDUMP 1
.Os
.Sh NAME
.Nm elfdump
.Nd "display information about"
.Tn ELF
files
.Sh SYNOPSIS
.Nm
.Fl a | E | cdeGhinprs
.Op Fl w Ar file
.Ar file
.Sh DESCRIPTION
The
.Nm
utility
dumps various information about the specified
.Tn ELF
.Ar file .
.Pp
The options are as follows:
.Bl -tag -width ".Fl w Ar file"
.It Fl a
Dump all information.
.It Fl c
Dump section headers.
.It Fl d
Dump dynamic symbols.
.It Fl e
Dump ELF header.
.It Fl E
Return success if
.Ar file
is an ELF file and failure if it is not.
This option is exclusive with other options.
.It Fl G
Dump the GOT.
.It Fl h
Dump the hash values.
.It Fl i
Dump the dynamic interpreter.
.It Fl n
Dump note sections.
.It Fl p
Dump the program header.
.It Fl r
Dump relocations.
.It Fl s
Dump the symbol table.
.It Fl w Ar file
Write output to a
.Ar file
instead of the standard output.
.El
.Sh EXIT STATUS
.Ex -std
.Sh EXAMPLES
The following is an example of a typical usage
of the
.Nm
command:
.Pp
.Dl "elfdump -a -w output /bin/ls"
.Sh SEE ALSO
.Xr objdump 1 ,
.Xr readelf 1
.Rs
.%A "AT&T Unix Systems Labs"
.%T "System V Application Binary Interface"
.%U http://www.sco.com/developers/gabi/
.Re
.Sh HISTORY
The
.Nm
utility first appeared in
.Fx 5.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
utility
was written by
.An Jake Burkholder Aq Mt jake@FreeBSD.org .
This
manual page was written by
.An David O'Brien Aq Mt obrien@FreeBSD.org .
.Sh BUGS
Does not fully implement the
.Tn ELF
gABI.