Move grit from DEPS into src.

tools/grit/grit_info.py

Index: tools/grit/grit_info.py
diff --git a/tools/grit/grit_info.py b/tools/grit/grit_info.py
new file mode 100755
index 0000000000000000000000000000000000000000..825ee9b9eb29fc133aa5d1e50ea0fdd1ff2b42b0
--- /dev/null
+++ b/tools/grit/grit_info.py
@@ -0,0 +1,193 @@
+#!/usr/bin/env python
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+'''Tool to determine inputs and outputs of a grit file.
+'''
+
+import optparse
+import os
+import posixpath
+import sys
+
+from grit import grd_reader
+from grit import util
+
+class WrongNumberOfArguments(Exception):
+  pass
+
+
+def Outputs(filename, defines, ids_file, target_platform=None):
+  grd = grd_reader.Parse(
+      filename, defines=defines, tags_to_ignore=set(['messages']),
+      first_ids_file=ids_file, target_platform=target_platform)
+
+  target = []
+  lang_folders = {}
+  # Add all explicitly-specified output files
+  for output in grd.GetOutputFiles():
+    path = output.GetFilename()
+    target.append(path)
+
+    if path.endswith('.h'):
+      path, filename = os.path.split(path)
+    if output.attrs['lang']:
+      lang_folders[output.attrs['lang']] = os.path.dirname(path)
+
+  # Add all generated files, once for each output language.
+  for node in grd:
+    if node.name == 'structure':
+      with node:
+        # TODO(joi) Should remove the "if sconsdep is true" thing as it is a
+        # hack - see grit/node/structure.py
+        if node.HasFileForLanguage() and node.attrs['sconsdep'] == 'true':
+          for lang in lang_folders:
+            path = node.FileForLanguage(lang, lang_folders[lang],
+                                        create_file=False,
+                                        return_if_not_generated=False)
+            if path:
+              target.append(path)
+
+  return [t.replace('\\', '/') for t in target]
+
+
+def GritSourceFiles():
+  files = []
+  grit_root_dir = os.path.relpath(os.path.dirname(__file__), os.getcwd())
+  for root, dirs, filenames in os.walk(grit_root_dir):
+    grit_src = [os.path.join(root, f) for f in filenames
+                if f.endswith('.py') and not f.endswith('_unittest.py')]
+    files.extend(grit_src)
+  return sorted(files)
+
+
+def Inputs(filename, defines, ids_file, target_platform=None):
+  grd = grd_reader.Parse(
+      filename, debug=False, defines=defines, tags_to_ignore=set(['message']),
+      first_ids_file=ids_file, target_platform=target_platform)
+  files = set()
+  for lang, ctx, fallback in grd.GetConfigurations():
+    # TODO(tdanderson): Refactor all places which perform the action of setting
+    #                   output attributes on the root. See crbug.com/503637.
+    grd.SetOutputLanguage(lang or grd.GetSourceLanguage())
+    grd.SetOutputContext(ctx)
+    grd.SetFallbackToDefaultLayout(fallback)
+    for node in grd.ActiveDescendants():
+      with node:
+        if (node.name == 'structure' or node.name == 'skeleton' or
+            (node.name == 'file' and node.parent and
+             node.parent.name == 'translations')):
+          path = node.GetInputPath()
+          if path is not None:
+            files.add(grd.ToRealPath(path))
+
+          # If it's a flattened node, grab inlined resources too.
+          if node.name == 'structure' and node.attrs['flattenhtml'] == 'true':
+            node.RunPreSubstitutionGatherer()
+            files.update(node.GetHtmlResourceFilenames())
+        elif node.name == 'grit':
+          first_ids_file = node.GetFirstIdsFile()
+          if first_ids_file:
+            files.add(first_ids_file)
+        elif node.name == 'include':
+          files.add(grd.ToRealPath(node.GetInputPath()))
+          # If it's a flattened node, grab inlined resources too.
+          if node.attrs['flattenhtml'] == 'true':
+            files.update(node.GetHtmlResourceFilenames())
+        elif node.name == 'part':
+          files.add(util.normpath(os.path.join(os.path.dirname(filename),
+                                               node.GetInputPath())))
+
+  cwd = os.getcwd()
+  return [os.path.relpath(f, cwd) for f in sorted(files)]
+
+
+def PrintUsage():
+  print 'USAGE: ./grit_info.py --inputs [-D foo] [-f resource_ids] <grd-file>'
+  print ('       ./grit_info.py --outputs [-D foo] [-f resource_ids] ' +
+      '<out-prefix> <grd-file>')
+
+
+def DoMain(argv):
+  parser = optparse.OptionParser()
+  parser.add_option("--inputs", action="store_true", dest="inputs")
+  parser.add_option("--outputs", action="store_true", dest="outputs")
+  parser.add_option("-D", action="append", dest="defines", default=[])
+  # grit build also supports '-E KEY=VALUE', support that to share command
+  # line flags.
+  parser.add_option("-E", action="append", dest="build_env", default=[])
+  parser.add_option("-w", action="append", dest="whitelist_files", default=[])
+  parser.add_option("--output-all-resource-defines", action="store_true",
+                    dest="output_all_resource_defines", default=True,
+                    help="Unused")
+  parser.add_option("--no-output-all-resource-defines", action="store_false",
+                    dest="output_all_resource_defines", default=True,
+                    help="Unused")
+  parser.add_option("-f", dest="ids_file",
+                    default="GRIT_DIR/../gritsettings/resource_ids")
+  parser.add_option("-t", dest="target_platform", default=None)
+
+  options, args = parser.parse_args(argv)
+
+  defines = {}
+  for define in options.defines:
+    name, val = util.ParseDefine(define)
+    defines[name] = val
+
+  for env_pair in options.build_env:
+    (env_name, env_value) = env_pair.split('=', 1)
+    os.environ[env_name] = env_value
+
+  if options.inputs:
+    if len(args) > 1:
+      raise WrongNumberOfArguments("Expected 0 or 1 arguments for --inputs.")
+
+    inputs = []
+    if len(args) == 1:
+      filename = args[0]
+      inputs = Inputs(filename, defines, options.ids_file,
+                      options.target_platform)
+
+    # Add in the grit source files.  If one of these change, we want to re-run
+    # grit.
+    inputs.extend(GritSourceFiles())
+    inputs = [f.replace('\\', '/') for f in inputs]
+
+    if len(args) == 1:
+      # Include grd file as second input (works around gyp expecting it).
+      inputs.insert(1, args[0])
+    if options.whitelist_files:
+      inputs.extend(options.whitelist_files)
+    return '\n'.join(inputs)
+  elif options.outputs:
+    if len(args) != 2:
+      raise WrongNumberOfArguments(
+          "Expected exactly 2 arguments for --outputs.")
+
+    prefix, filename = args
+    outputs = [posixpath.join(prefix, f)
+               for f in Outputs(filename, defines,
+                                options.ids_file, options.target_platform)]
+    return '\n'.join(outputs)
+  else:
+    raise WrongNumberOfArguments("Expected --inputs or --outputs.")
+
+
+def main(argv):
+  if sys.version_info < (2, 6):
+    print "GRIT requires Python 2.6 or later."
+    return 1
+
+  try:
+    result = DoMain(argv[1:])
+  except WrongNumberOfArguments, e:
+    PrintUsage()
+    print e
+    return 1
+  print result
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))