91 lines
2.1 KiB
Python
Executable File
91 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
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# SPDX-FileCopyrightText: 2023 Blender Authors
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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"""
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Run this script to check if headers are included multiple times.
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python3 check_header_duplicate.py ../../
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Now build the code to find duplicate errors, resolve them manually.
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Then restore the headers to their original state:
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python3 check_header_duplicate.py --restore ../../
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"""
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# Use GCC's __INCLUDE_LEVEL__ to find direct duplicate includes
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UUID = 0
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def source_filepath_guard(filepath):
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global UUID
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footer = """
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#if __INCLUDE_LEVEL__ == 1
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# ifdef _DOUBLEHEADERGUARD_%d
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# error "duplicate header!"
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# endif
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#endif
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#if __INCLUDE_LEVEL__ == 1
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# define _DOUBLEHEADERGUARD_%d
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#endif
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""" % (UUID, UUID)
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UUID += 1
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with open(filepath, 'a', encoding='utf-8') as f:
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f.write(footer)
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def source_filepath_restore(filepath):
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import os
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os.system("git co %s" % filepath)
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def scan_source_recursive(dirpath, is_restore):
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import os
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from os.path import join, splitext
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# ensure git working dir is ok
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os.chdir(dirpath)
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def source_list(path, filename_check=None):
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for dirpath, dirnames, filenames in os.walk(path):
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# skip '.git'
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dirnames[:] = [d for d in dirnames if not d.startswith(".")]
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for filename in filenames:
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filepath = join(dirpath, filename)
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if filename_check is None or filename_check(filepath):
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yield filepath
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def is_source(filename):
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ext = splitext(filename)[1]
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return (ext in {".hpp", ".hxx", ".h", ".hh"})
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def is_ignore(filename):
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pass
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for filepath in sorted(source_list(dirpath, is_source)):
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print("file:", filepath)
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if is_ignore(filepath):
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continue
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if is_restore:
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source_filepath_restore(filepath)
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else:
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source_filepath_guard(filepath)
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def main():
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import sys
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is_restore = ("--restore" in sys.argv[1:])
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scan_source_recursive(sys.argv[-1], is_restore)
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if __name__ == "__main__":
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main()
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