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33 lines
1.0 KiB
33 lines
1.0 KiB
from pycparser import CParser, parse_file, c_ast
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# 解析 C 代码并打印函数声明及定义
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def extract_functions_from_file(filename):
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# 解析 C 文件
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ast = parse_file(filename, use_cpp=True)
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# 用于存储函数声明和实现
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function_declarations = []
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function_definitions = []
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# 遍历 AST
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for node in ast.ext:
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# 检查节点类型
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if isinstance(node, c_ast.FuncDef):
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# 如果是函数定义，保存定义
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function_definitions.append(node.decl.name)
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elif isinstance(node, c_ast.Decl):
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# 如果是函数声明
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if isinstance(node.type, c_ast.FuncType):
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function_declarations.append(node.name)
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# 输出结果
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print("Function Declarations:")
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for decl in function_declarations:
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print(decl)
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print("\nFunction Definitions:")
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for defi in function_definitions:
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print(defi)
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# 调用函数，解析指定文件
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extract_functions_from_file('your_file.c') # 替换为你的 C 源文件
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