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Openai/6911cc4b-5d54-800b-88ae-dc7ac6ff2d3d
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==== - system()：简单但不安全，会走 shell，容易注入。 ==== '' fork() + exec''() / posix_spawn()：略复杂但更安全（不会走 shell，参数当作单个参数传递）。 * popen()：便捷但与 system() 一样会走 shell，不适合包含不可信输入的场景。 哥们，如果你愿意，我可以： * 把上面示例改成你当前项目里用的那段代码的“修复版”； * 或者给你一个 输入白名单/转义函数 的参考实现。 要哪个直接拿来改？
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