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authorJing Yu <jingyu@google.com>2009-11-05 15:11:04 -0800
committerJing Yu <jingyu@google.com>2009-11-05 15:11:04 -0800
commitdf62c1c110e8532b995b23540b7e3695729c0779 (patch)
treedbbd4cbdb50ac38011e058a2533ee4c3168b0205 /gcc-4.2.1/libjava/addr2name.awk
parent8d401cf711539af5a2f78d12447341d774892618 (diff)
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Check in gcc sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'gcc-4.2.1/libjava/addr2name.awk')
-rwxr-xr-xgcc-4.2.1/libjava/addr2name.awk46
1 files changed, 46 insertions, 0 deletions
diff --git a/gcc-4.2.1/libjava/addr2name.awk b/gcc-4.2.1/libjava/addr2name.awk
new file mode 100755
index 000000000..f31befd52
--- /dev/null
+++ b/gcc-4.2.1/libjava/addr2name.awk
@@ -0,0 +1,46 @@
+#!/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();
+}
+
+