70 lines
1.9 KiB
Plaintext
70 lines
1.9 KiB
Plaintext
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#!/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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