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69 lines
1.9 KiB
69 lines
1.9 KiB
#!/usr/bin/env python3 |
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# SPDX-License-Identifier: GPL-2.0-only |
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import os |
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import glob |
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import re |
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import argparse |
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def parse_of_declare_macros(data): |
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""" Find all compatible strings in OF_DECLARE() style macros """ |
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compat_list = [] |
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# CPU_METHOD_OF_DECLARE does not have a compatible string |
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for m in re.finditer(r'(?<!CPU_METHOD_)(IRQCHIP|OF)_(DECLARE|MATCH)(_DRIVER)?\(.*?\)', data): |
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try: |
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compat = re.search(r'"(.*?)"', m[0])[1] |
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except: |
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# Fails on compatible strings in #define, so just skip |
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continue |
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compat_list += [compat] |
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return compat_list |
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def parse_of_device_id(data): |
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""" Find all compatible strings in of_device_id structs """ |
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compat_list = [] |
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for m in re.finditer(r'of_device_id\s+[a-zA-Z0-9_]+\[\]\s*=\s*({.*?);', data): |
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compat_list += re.findall(r'\.compatible\s+=\s+"([a-zA-Z0-9_\-,]+)"', m[1]) |
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return compat_list |
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def parse_compatibles(file): |
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with open(file, 'r', encoding='utf-8') as f: |
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data = f.read().replace('\n', '') |
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compat_list = parse_of_declare_macros(data) |
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compat_list += parse_of_device_id(data) |
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return compat_list |
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def print_compat(filename, compatibles): |
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if not compatibles: |
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return |
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if show_filename: |
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compat_str = ' '.join(compatibles) |
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print(filename + ": compatible(s): " + compat_str) |
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else: |
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print(*compatibles, sep='\n') |
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show_filename = False |
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if __name__ == "__main__": |
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ap = argparse.ArgumentParser() |
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ap.add_argument("cfile", type=str, nargs='*', help="C source files or directories to parse") |
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ap.add_argument('-H', '--with-filename', help="Print filename with compatibles", action="store_true") |
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args = ap.parse_args() |
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show_filename = args.with_filename |
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for f in args.cfile: |
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if os.path.isdir(f): |
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for filename in glob.iglob(f + "/**/*.c", recursive=True): |
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compat_list = parse_compatibles(filename) |
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print_compat(filename, compat_list) |
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else: |
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compat_list = parse_compatibles(f) |
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print_compat(f, compat_list)
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