d6f7642230
Per [*]: "we're only interested in adopting SPDX for recording the licensing info, [not] any other SPDX metadata." Replace the 'SPDX-FileCopyrightText' and 'SPDX-FileContributor' tags added by Linaro by 'Copyright (c)' and 'Authors' words respectively. [*] https://lore.kernel.org/qemu-devel/20241007154548.1144961-4-berrange@redhat.com/ Inspired-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Michael Tokarev <mjt@tls.msk.ru> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
53 lines
1.2 KiB
Python
53 lines
1.2 KiB
Python
#!/usr/bin/env python3
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#
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# Generate a Coccinelle semantic patch to remove pointless QOM cast.
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#
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# Usage:
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#
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# $ qom-cast-macro-clean-cocci-gen.py $(git ls-files) > qom_pointless_cast.cocci
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# $ spatch \
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# --macro-file scripts/cocci-macro-file.h \
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# --sp-file qom_pointless_cast.cocci \
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# --keep-comments \
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# --use-gitgrep \
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# --in-place \
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# --dir .
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#
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# Copyright (c) 2023 Linaro Ltd.
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#
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# Authors:
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# Philippe Mathieu-Daudé
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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import re
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import sys
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assert len(sys.argv) > 0
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def print_cocci_rule(qom_typedef, qom_cast_macro):
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print(f'''@@
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typedef {qom_typedef};
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{qom_typedef} *obj;
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@@
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- {qom_cast_macro}(obj)
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+ obj
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''')
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patterns = [
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r'DECLARE_INSTANCE_CHECKER\((\w+),\W*(\w+),\W*TYPE_\w+\)',
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r'DECLARE_OBJ_CHECKERS\((\w+),\W*\w+,\W*(\w+),\W*TYPE_\w+\)',
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r'OBJECT_DECLARE_TYPE\((\w+),\W*\w+,\W*(\w+)\)',
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r'OBJECT_DECLARE_SIMPLE_TYPE\((\w+),\W*(\w+)\)',
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r'INTERFACE_CHECK\((\w+),\W*\(\w+\),\W*TYPE_(\w+)\)',
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]
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for fn in sys.argv[1:]:
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try:
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content = open(fn, 'rt').read()
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except:
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continue
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for pattern in patterns:
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for match in re.findall(pattern, content):
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print_cocci_rule(match[0], match[1])
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