Update ICU to 54.1 step 1

source/test/depstest/depstest.py

 #! /usr/bin/python
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2011, International Business Machines
+# Copyright (C) 2011-2014, International Business Machines
 # Corporation and others. All Rights Reserved.
 #
 # file name: depstest.py
 #
 # created on: 2011may24
 
 """ICU dependency tester.
 
 This probably works only on Linux.
 
@@ skipping 105 matching lines @@
       # We always include the dependency's exports, even if we do not need them
       # to satisfy local imports.
       exports |= dep_exports
       system_symbols |= dep_system_symbols
   item["exports"] = exports
   item["system_symbols"] = system_symbols
   imports -= exports | system_symbols
   for symbol in imports:
     for file_name in files:
       if symbol in _obj_files[file_name]["imports"]:
-        sys.stderr.write("Error:  %s %s  file  %s  imports  %s  but  %s  does not depend on  %s\n" %
-                         (item_type, name, file_name, symbol, name, _symbols_to_files.get(symbol)))
+        neededFile = _symbols_to_files.get(symbol)
+        if neededFile in dependencies.file_to_item:
+          neededItem = "but %s does not depend on %s (for %s)" % (name, dependencies.file_to_item[neededFile], neededFile)
+        else:
+          neededItem = "- is this a new system symbol?"
+        sys.stderr.write("Error: in %s %s: %s imports %s %s\n" %
+                         (item_type, name, file_name, symbol, neededItem))
     _return_value = 1
   del parents[-1]
   return item
 
 def Process(root_path):
   """Loads dependencies.txt, reads the libraries' .o files, and processes them.
 
   Modifies dependencies.items: Recursively builds each item's system_symbols and exports.
   """
   global _ignored_symbols, _obj_files, _return_value
@@ skipping 34 matching lines @@
 def main():
   global _return_value
   if len(sys.argv) <= 1:
     sys.exit(("Command line error: " +
              "need one argument with the root path to the built ICU libraries/*.o files."))
   Process(sys.argv[1])
   if _ignored_symbols:
     print "Info: ignored symbols:\n%s" % sorted(_ignored_symbols)
   if not _return_value:
     print "OK: Specified and actual dependencies match."
+  else:
+    print "Error: There were errors, please fix them and re-run. Processing may have terminated abnormally."
   return _return_value
 
 if __name__ == "__main__":
   sys.exit(main())