tools/reorder/syms-by-addr.sh

   1 #!/bin/sh
   2 #
   3 # ***** BEGIN LICENSE BLOCK *****
   4 # Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5 #
   6 # The contents of this file are subject to the Mozilla Public License Version
   7 # 1.1 (the "License"); you may not use this file except in compliance with
   8 # the License. You may obtain a copy of the License at
   9 # http://www.mozilla.org/MPL/
  10 #
  11 # Software distributed under the License is distributed on an "AS IS" basis,
  12 # WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13 # for the specific language governing rights and limitations under the
  14 # License.
  15 #
  16 # The Original Code is ``syms-by-addr.sh''
  17 #
  18 # The Initial Developer of the Original Code is Netscape Communications Corp.
  19 # Portions created by the Initial Developer are Copyright (C) 2001
  20 # the Initial Developer. All Rights Reserved.
  21 #
  22 # Contributor(s):
  23 #   Chris Waterson <waterson@netscape.com>
  24 #
  25 # Alternatively, the contents of this file may be used under the terms of
  26 # either the GNU General Public License Version 2 or later (the "GPL"), or
  27 # the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28 # in which case the provisions of the GPL or the LGPL are applicable instead
  29 # of those above. If you wish to allow use of your version of this file only
  30 # under the terms of either the GPL or the LGPL, and not to allow others to
  31 # use your version of this file under the terms of the MPL, indicate your
  32 # decision by deleting the provisions above and replace them with the notice
  33 # and other provisions required by the GPL or the LGPL. If you do not delete
  34 # the provisions above, a recipient may use your version of this file under
  35 # the terms of any one of the MPL, the GPL or the LGPL.
  36 #
  37 # ***** END LICENSE BLOCK *****
  38
  39 #
  40 # Print the code symbols from an ELF file.
  41 #
  42
  43 # Find the text segment by searching through the section headers
  44 TEXT=`readelf --section-headers $1 | awk '$2 == ".text" { print $1; }' | sed -e 's/\[//g' -e 's/\]//g'`
  45
  46 # Now print all of the FUNC-type symbols in the text segment, including
  47 # address, size, and symbol name.
  48 readelf --syms $1 |
  49     awk "\$7 == \"${TEXT}\" { printf \"%s %8d %7s %6s %7s %s\n\", \$2, \$3, \$4, \$5, \$6, \$8; }" |
  50     sort -u
  51