Subversion Repositories openrisc_2011-10-31

#!/bin/sh

# Copyright (C) 2002, 2003, 2009 Free Software Foundation, Inc.

#

# This file is part of the GNU ISO C++ Library.  This library is free

# software; you can redistribute it and/or modify it under the

# terms of the GNU General Public License as published by the

# Free Software Foundation; either version 3, or (at your option)

# any later version.

#

# This library is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License along

# with this library; see the file COPYING3.  If not see

# .

if test ${#} -lt 2 || test $1 = '--help'; then

  echo "Usage:  extract_symvers  shared_lib output_file" 1>&2

  exit 1

fi

lib=$1

output=$2

# GNU binutils, somewhere after version 2.11.2, requires -W/--wide to avoid

# default line truncation.  -W is not supported and truncation did not occur

# by default before that point.

readelf="readelf --symbols"

if readelf --help | grep -- --wide > /dev/null; then

    readelf="$readelf --wide"

fi

# This avoids weird sorting problems later.

LC_ALL=C

export LC_ALL

LANG=C

export LANG

tmp=extract.$$

${readelf} ${lib} |\

sed -e 's/ \[: [A-Fa-f0-9]*\] //' -e '/\.dynsym/,/^$/p;d' |\

egrep -v ' (LOCAL|UND) ' |\

awk '{ if ($4 == "FUNC" || $4 == "NOTYPE")

         printf "%s:%s\n", $4, $8;

       else if ($4 == "OBJECT")

         printf "%s:%s:%s\n", $4, $3, $8;

     }' | sort | uniq > $tmp 2>&1

#       else printf "Huh?  What is %s?\n", $8;

# I think we'll be doing some more with this file, but for now, dump.

mv $tmp $output

exit 0