blob: 7c57aff822a424a833f3ded1b39ab8c65e03036b [file] [log] [blame]
#!/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):
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()
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 == 'structure':
with node:
# TODO(joi) Should remove the "if sconsdep is true" thing as it is a
# hack - see grit/node/
if node.HasFileForLanguage() and node.attrs['sconsdep'] == 'true':
for lang in lang_folders:
path = node.FileForLanguage(lang, lang_folders[lang],
if 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('')]
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
grd.SetOutputLanguage(lang or grd.GetSourceLanguage())
for node in grd.ActiveDescendants():
with node:
if ( == 'structure' or == 'skeleton' or
( == 'file' and node.parent and == 'translations')):
path = node.GetInputPath()
if path is not None:
# If it's a flattened node, grab inlined resources too.
if == 'structure' and node.attrs['flattenhtml'] == 'true':
elif == 'grit':
first_ids_file = node.GetFirstIdsFile()
if first_ids_file:
elif == 'include':
# If it's a flattened node, grab inlined resources too.
if node.attrs['flattenhtml'] == 'true':
elif == 'part':
cwd = os.getcwd()
return [os.path.relpath(f, cwd) for f in sorted(files)]
def PrintUsage():
print 'USAGE: ./ --inputs [-D foo] [-f resource_ids] <grd-file>'
print (' ./ --outputs [-D foo] [-f resource_ids] ' +
'<out-prefix> <grd-file>')
def DoMain(argv):
os.environ['cwd'] = os.getcwd()
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("-p", action="store", dest="predetermined_ids_file")
parser.add_option("-w", action="append", dest="whitelist_files", default=[])
parser.add_option("-f", dest="ids_file", default="")
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,
# Add in the grit source files. If one of these change, we want to re-run
# grit.
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:
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)
raise WrongNumberOfArguments("Expected --inputs or --outputs.")
def main(argv):
result = DoMain(argv[1:])
except WrongNumberOfArguments, e:
print e
return 1
print result
return 0
if __name__ == '__main__':