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([187.94.15.112]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3607ee0cab0sm28647706eec.3.2026.10.18.04.06.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Oct 2026 04:06:46 -0700 (PDT) From: Breno Rodrigues Alves To: linux-kernel@vger.kernel.org Cc: Andy Whitcroft , Joe Perches , Dwaipayan Ray , Lukas Bulwahn , Breno Rodrigues Alves Subject: [RFC PATCH 1/7] scripts: convert checkdeclares.pl to Python Date: Sun, 18 Oct 2026 08:06:32 -0300 Message-ID: <20261018110638.9947-2-breno3011alves@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261018110638.9947-1-breno3011alves@gmail.com> References: <20261018110638.9947-1-breno3011alves@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Faithful re-implementation of checkdeclares.pl in Python 3 (stdlib only). Same output, same detection logic. Tested byte-for-byte against the Perl version. Signed-off-by: Breno Rodrigues Alves --- scripts/checkdeclares.py | 64 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100755 scripts/checkdeclares.py diff --git a/scripts/checkdeclares.py b/scripts/checkdeclares.py new file mode 100755 index 000000000..32c826ac8 --- /dev/null +++ b/scripts/checkdeclares.py @@ -0,0 +1,64 @@ +#!/usr/bin/env python3 +# SPDX-License-Identifier: GPL-2.0 +# +# checkdeclares: find struct declared more than once +# +# Copyright 2021 Wan Jiabing +# Inspired by checkincludes.pl +# +# This script checks for duplicate struct declares. +# Note that this will not take into consideration macros so +# you should run this only if you know you do have real dups +# and do not have them under #ifdef's. + +import re +import sys + +RE_STRUCT_DECL = re.compile(r'^\s*struct\s*(\w*);$') + + +def usage(): + print('Usage: checkdeclares.py file1.h ...', file=sys.stderr) + print('Warns of struct declaration duplicates', file=sys.stderr) + sys.exit(1) + + +def process_file(path): + """Return (dup_count, error_msg).""" + try: + with open(path, 'r') as f: + lines = f.readlines() + except OSError as e: + return 0, f"Cannot open {path}: {e}." + + declared = {} + for line in lines: + m = RE_STRUCT_DECL.match(line) + if m: + declared[m.group(1)] = declared.get(m.group(1), 0) + 1 + + dups = 0 + for name, n in declared.items(): + if n > 1: + print(f"{path}: struct {name} is declared more than once.") + dups += 1 + return dups, None + + +def main(argv): + if not argv: + usage() + dup_counter = 0 + for path in argv: + n, err = process_file(path) + if err: + print(err, file=sys.stderr) + sys.exit(1) + dup_counter += n + if dup_counter == 0: + print('No duplicate struct declares found.') + return 0 + + +if __name__ == '__main__': + sys.exit(main(sys.argv[1:])) \ No newline at end of file -- 2.43.0