src/util/fnrec.sh

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2010 Stefan Hajnoczi <stefanha@gmail.com>.
   4 #
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License as
   7 # published by the Free Software Foundation; either version 2 of the
   8 # License, or any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 if [ $# != 2 ]
  20 then
  21         cat >&2 <<EOF
  22 usage: $0 <elf-binary> <addresses-file>
  23 Look up symbol names in <elf-binary> for function addresses from
  24 <addresses-file>.
  25
  26 Example:
  27 $0 bin/gpxe.hd.tmp fnrec.dat
  28 EOF
  29         exit 1
  30 fi
  31
  32 tr ' ' '\n' <"$2" | addr2line -fe "$1" | awk '(NR % 2) { print }'