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#!/usr/bin/env python
#
# Copyright 2016 WebAssembly Community Group participants
#
# 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.
#
import argparse
import os
import sys
import tempfile
import find_exe
import utils
def main(args):
parser = argparse.ArgumentParser()
parser.add_argument('-v', '--verbose', help='print more diagnotic messages.',
action='store_true')
parser.add_argument('-o', '--out-dir', metavar='PATH',
help='output directory for files.')
parser.add_argument('--wast2wasm', metavar='PATH',
help='set the wast2wasm executable to use.')
parser.add_argument('--wasmdump', metavar='PATH',
help='set the wasmdump executable to use.')
parser.add_argument('--no-error-cmdline',
help='don\'t display the subprocess\'s commandline when' +
' an error occurs', dest='error_cmdline',
action='store_false')
parser.add_argument('-p', '--print-cmd', help='print the commands that are run.',
action='store_true')
parser.add_argument('--no-check', action='store_true')
parser.add_argument('--spec', action='store_true')
parser.add_argument('--no-canonicalize-leb128s', action='store_true')
parser.add_argument('--use-libc-allocator', action='store_true')
parser.add_argument('--debug-names', action='store_true')
parser.add_argument('file', help='test file.')
options = parser.parse_args(args)
wast2wasm = utils.Executable(
find_exe.GetWast2WasmExecutable(options.wast2wasm),
error_cmdline=options.error_cmdline)
wast2wasm.AppendOptionalArgs({
'--debug-names': options.debug_names,
'--no-check': options.no_check,
'--no-canonicalize-leb128s': options.no_canonicalize_leb128s,
'--spec': options.spec,
'-v': options.verbose,
'--use-libc-allocator': options.use_libc_allocator
})
wasmdump = utils.Executable(
find_exe.GetWasmdumpExecutable(options.wasmdump),
error_cmdline=options.error_cmdline)
wast2wasm.verbose = options.print_cmd
wasmdump.verbose = options.print_cmd
filename = options.file
with utils.TempDirectory(options.out_dir, 'wasmdump-') as out_dir:
basename = os.path.basename(filename)
basename_noext = os.path.splitext(basename)[0]
if options.spec:
out_file = os.path.join(out_dir, basename_noext + '.json')
else:
out_file = os.path.join(out_dir, basename_noext + '.wasm')
wast2wasm.RunWithArgs('-o', out_file, filename)
if options.spec:
wasm_files = utils.GetModuleFilenamesFromSpecJSON(out_file)
wasm_files = [utils.ChangeDir(f, out_dir) for f in wasm_files]
else:
wasm_files = [out_file]
for wasm_file in wasm_files:
wasmdump.RunWithArgs('-d', wasm_file)
if __name__ == '__main__':
try:
sys.exit(main(sys.argv[1:]))
except utils.Error as e:
sys.stderr.write(str(e) + '\n')
sys.exit(1)
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