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#!/usr/bin/env python
#
# Copyright 2018 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.
"""A script to parse nasm's file lists out of Makefile.in."""
import os
import sys
def ParseFileLists(path):
ret = {}
with open(path) as f:
in_file_list = False
split_line = ""
for line in f:
line = line.rstrip()
if not in_file_list:
if "-- Begin File Lists --" in line:
in_file_list = True
continue
if "-- End File Lists --" in line:
if split_line:
raise ValueError("End comment was preceded by split line")
break
line = split_line + line
split_line = ""
if line.endswith('\\'):
split_line = line[:-1]
continue
line = line.strip()
if not line:
continue
name, value = line.split('=')
name = name.strip()
value = value.replace("$(O)", "c")
files = value.split()
files.sort()
files = [file for file in files]
ret[name] = files
return ret
def PrintFileList(out, name, files):
if len(files) == 0:
print >>out, "%s = []" % (name,)
elif len(files) == 1:
print >>out, "%s = [ \"%s\" ]" % (name, files[0])
else:
print >>out, "%s = [" % (name,)
for f in files:
print >>out, " \"%s\"," % (f,)
print >>out, "]"
def main():
file_lists = ParseFileLists("Makefile.in")
with open("nasm_sources.gni", "w") as out:
print >>out, """# Copyright (c) 2018 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.
# This file is created by generate_nasm_sources.py. Do not edit manually.
"""
# Results in duplicated symbols in nasm.c
file_lists['LIBOBJ'].remove('nasmlib/errfile.c')
PrintFileList(out, "ndisasm_sources", file_lists['NDISASM'])
PrintFileList(out, "nasmlib_sources", file_lists['LIBOBJ'])
PrintFileList(out, "nasm_sources", file_lists['NASM'])
if __name__ == "__main__":
main()
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