The elfdump command displays information contained in ELF format object files, archives, and shared libraries. Use the following options to select the information you want to display:

To view

Use the option

Symbol table entries.

-t

 

 

Archive headers from an archive library.

-a

 

 

String table(s).

-c

 

 

File header.

-f

 

 

Global symbols from an archive.

-g

 

 

Section headers.

-h

 

 

The .dynamic section in shared libraries and dynamically linked program files.

-L

 

 

Optional headers (program headers).

-o

 

 

Relocations

-r

 

 

Section contents.

-s

 

 

Unwind table.

-U

 

 

Versioned symbols.

-tv

 

 

The elfdump command provides the following additional options to modify your selections:

Option

Modifies

Causes elfdump to

-H

all

Select output format in hexadecimal, octal, or decimal.

 

 

 

-p

all

Suppress title printing.

 

 

 

-S

-h,-o

Display headers in short format.

 

 

 

-C

-c, -r, -s, -t

Demangle C++ symbol names before displaying them.

 

 

• With -H, ignored.

 

 

• With -nname, display the symbol whose unmangled name matches

 

 

name, and prints its symbol name as a demangled name.

 

 

 

-D num

-h, -s

Display the section whose index is num.

 

 

 

+D num2

-h, -s

Display the sections in the range 1 to num2.

 

 

• With -D, display the sections in the range num to num2.

 

 

 

-D num

-r

Display the relocation whose index is num.

 

 

 

+D num2

-r

Display only the relocations which apply to the section(s) in the range.

 

 

 

+s name

-c, -t

Display the section specified by name.

 

 

 

-n name

-h, -r, -s

Display information about the section specified by name.

 

 

 

-n name

-t

Display information about the symbol entry specified by name.

 

 

 

-T num

-t

Display the symbol whose index is num.

 

 

 

+T num2

-t

Display the symbols in the range 0 to num2.

 

 

• With-T, display the symbols in the range num to num2.

 

 

 

Viewing the Contents of an Object File with elfdump(1)

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