Reland: Make stack tool works for Monochrome

third_party/android_platform/development/scripts/symbol.py

 #!/usr/bin/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
 #
@@ skipping 24 matching lines @@
 from pylib import constants
 from pylib.symbols import elf_symbolizer
 
 
 CHROME_SRC = constants.DIR_SOURCE_ROOT
 ANDROID_BUILD_TOP = CHROME_SRC
 SYMBOLS_DIR = CHROME_SRC
 CHROME_SYMBOLS_DIR = None
 ARCH = "arm"
 TOOLCHAIN_INFO = None
-
+SECONDARY_ABI_OUTPUT_PATH = None
 
 # See:
 # http://bugs.python.org/issue14315
 # https://hg.python.org/cpython/rev/6dd5e9556a60#l2.8
 def PatchZipFile():
   oldDecodeExtra = zipfile.ZipInfo._decodeExtra
   def decodeExtra(self):
     try:
       oldDecodeExtra(self)
     except struct.error:
@@ skipping 31 matching lines @@
     ndk = "ndk"
   elif ARCH == "x86_64" or ARCH == "x64":
     toolchain_source = "x86_64-4.9"
     toolchain_prefix = "x86_64-linux-android"
     ndk = "ndk"
   elif ARCH == "mips":
     toolchain_source = "mipsel-linux-android-4.9"
     toolchain_prefix = "mipsel-linux-android"
     ndk = "ndk"
   else:
-    raise Exception("Could not find tool chain")
+    raise Exception("Could not find tool chain for " + ARCH)
 
   toolchain_subdir = (
       "third_party/android_tools/%s/toolchains/%s/prebuilt/linux-x86_64/bin" %
        (ndk, toolchain_source))
 
   return os.path.join(CHROME_SRC,
                       toolchain_subdir,
                       toolchain_prefix + "-" + tool)
 
 def FindToolchain():
@@ skipping 183 matching lines @@
     Name of the library which corresponds to that APK.
   """
   matching_apks = GetMatchingApks(device_apk_name)
   logging.debug('MapDeviceApkToLibrary: matching_apks=%s' % matching_apks)
   for matching_apk in matching_apks:
     crazy_lib = GetCrazyLib(matching_apk)
     if crazy_lib:
       return crazy_lib
 
 def GetLibrarySearchPaths():
+  if SECONDARY_ABI_OUTPUT_PATH:
+    return PathListJoin([SECONDARY_ABI_OUTPUT_PATH], ['lib.unstripped', 'lib', '.'])
   if CHROME_SYMBOLS_DIR:
     return [CHROME_SYMBOLS_DIR]
   dirs = _GetChromeOutputDirCandidates()
   # GYP places unstripped libraries under out/$BUILDTYPE/lib
   # GN places them under out/$BUILDTYPE/lib.unstripped
   return PathListJoin(dirs, ['lib.unstripped', 'lib', '.'])
 
 def GetCandidateLibraries(library_name):
   """Returns a list of candidate library filenames.
 
@@ skipping 297 matching lines @@
   process.stdin.write("\n")
   process.stdin.close()
   demangled_symbol = process.stdout.readline().strip()
   process.stdout.close()
   return demangled_symbol
 
 def FormatSymbolWithOffset(symbol, offset):
   if offset == 0:
     return symbol
   return "%s+%d" % (symbol, offset)
+
+def SetSecondaryAbiOutputPath(path):
+   global SECONDARY_ABI_OUTPUT_PATH
+   if SECONDARY_ABI_OUTPUT_PATH and SECONDARY_ABI_OUTPUT_PATH != path:
+     raise Exception ("Assign SECONDARY_ABI_OUTPUT_PATH to different value " +
+                      " origin: %s new: %s" % ("", path))
+   else:
+     SECONDARY_ABI_OUTPUT_PATH = path