Android: adds a few third-party scripts for stack symbolization.

third_party/android_platform/development/scripts/stack

+#!/usr/bin/env python
+#
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""stack symbolizes native crash dumps."""
+
+import getopt
+import sys
+
+import stack_core
+import symbol
+
+
+def PrintUsage():
+  """Print usage and exit with error."""
+  # pylint: disable-msg=C6310
+  print
+  print "  usage: " + sys.argv[0] + " [options] [FILE]"
+  print
+  print "  --arch=arm|x86"
+  print "       the target architecture"
+  print
+  print "  FILE should contain a stack trace in it somewhere"
+  print "       the tool will find that and re-print it with"
+  print "       source files and line numbers.  If you don't"
+  print "       pass FILE, or if file is -, it reads from"
+  print "       stdin."
+  print
+  # pylint: enable-msg=C6310
+  sys.exit(1)
+
+
+def main():
+  try:
+    options, arguments = getopt.getopt(sys.argv[1:], "",
+                                       ["arch=",
+                                        "help"])
+  except getopt.GetoptError, unused_error:
+    PrintUsage()
+
+  for option, value in options:
+    if option == "--help":
+      PrintUsage()
+    elif option == "--arch":
+      symbol.ARCH = value
+
+  if len(arguments) > 1:
+    PrintUsage()
+
+  if not arguments or arguments[0] == "-":
+    print "Reading native crash info from stdin"
+    f = sys.stdin
+  else:
+    print "Searching for native crashes in %s" % arguments[0]
+    f = open(arguments[0], "r")
+
+  lines = f.readlines()
+  f.close()
+
+  print "Reading symbols from", symbol.SYMBOLS_DIR
+  stack_core.ConvertTrace(lines)
+
+if __name__ == "__main__":
+  main()
+
+# vi: ts=2 sw=2