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#!/bin/awk -f
# Copyright (C) 2000 Free Software Foundation
# This file is part of libgcj.
# This software is copyrighted work licensed under the terms of the
# Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
# details.
# This script emulates a little of the functionality of addr2line for
# those systems that don't have it. The only command line argument is
# an executable name. The script reads hexadecimal addresses from
# stdin and prints the corresponding symbol names to stdout. The
# addresses must begin with "0x" and be fully zero filled or this
# won't work.
BEGIN {
object = ARGV[1];
ARGV[1] = "";
while ("nm " object "| sort" | getline) {
if ($2 == "t" || $2 == "T") {
address[i] = "0x" $1; name[i] = $3;
i++;
}
}
syms = i;
}
{
lo = 0;
hi = syms - 1;
while ((hi-1) > lo)
{
try = int ((hi + lo) / 2);
if ($0 < address[try])
hi = try;
else if ($0 >= address[try])
lo = try;
}
print name[lo] "\n"; fflush();
}
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