85 lines
2.6 KiB
Python
85 lines
2.6 KiB
Python
#!/usr/bin/python
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'''
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Copyright 2014 Google Inc.
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Use of this source code is governed by a BSD-style license that can be
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found in the LICENSE file.
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'''
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import os
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import optparse
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import posixpath
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import re
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def is_ignored(full_path, ignore_list):
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for ignore_path in ignore_list:
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if re.search(ignore_path, full_path, re.I):
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return True
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return False
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def find_header_files(include_dirs, ignore_list):
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"""Return a list of all '.h' files in top_dir.
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Args:
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include_dirs: Paths to the directories within which to recursively search
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for files ending in '.h'
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ignore_list: Paths to both files and directories that are to be excluded
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from the search for headers
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Returns:
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A list of all the files inside include_dirs that end in '.h', relative to
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their respective include_dir that are not explicitly ignored.
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"""
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headers = []
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for top_dir in include_dirs:
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for filename in os.listdir(top_dir):
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full_path = posixpath.join(top_dir, filename)
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if is_ignored(full_path, ignore_list):
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continue
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elif os.path.isdir(full_path):
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nested_headers = find_header_files([full_path], ignore_list)
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for nested_header in nested_headers:
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headers.append(os.path.join(filename, nested_header))
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elif filename.endswith('.h'):
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headers.append(filename)
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return headers
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def GenerateIncludeCPP(output_file, include_dirs, ignore_list):
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headers = find_header_files(include_dirs, ignore_list)
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# Emit resulting source file.
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with open(os.path.join(os.getcwd(), output_file), "w+") as output:
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for header in headers:
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output.write("#include <%s>\n" % header)
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def main():
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parser = optparse.OptionParser()
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parser.add_option("--ignore", action="store", type="string", dest="ignore",
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help="file to write the processed sources array to.")
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parser.set_usage("""generate_include_cpp out.cpp include_dir
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out.cpp: C++ code to be generated.
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include_dirs: directories to traverse for include files""")
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(options, args) = parser.parse_args()
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# The MSVS gyp generator uses windows path separators so we intercept those
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# strings and normalize them to our expected posix representation
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include_dirs = []
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for include_dir in args[1:]:
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include_dirs.append(include_dir.replace("\\", "/"))
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ignore_list = options.ignore.replace("\\", "/")
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# We can strip off the relative portion of the path to ensure that when we
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# compare for regex matches we don't fail based on relative path depth
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ignore_list = ignore_list.replace("../", "")
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GenerateIncludeCPP(args[0], include_dirs, ignore_list.split())
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if __name__ == "__main__":
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main()
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