c++ - 如何查看php内核的调度顺序，不想每次编译然后看看是否执行了自己想要的分支 -PHP Tutorial-php.cn

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c++ - 如何查看php内核的调度顺序，不想每次编译然后看看是否执行了自己想要的分支

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Jun 06, 2016 pm 08:19 PM

cc++php

问题是这样的，我想调试一下看看php内核的具体文件调用，大体的调用结构自己大概也知道了，但是具体的不知道如何方便的调试

我目前所用的方法就是手动的去php_printf一些信息，然后重新编译php来看看是否走到了这一步，但是这样每次花好长时间重新编译。

所以想问大家有没有好的办法可以调试！

回复内容：

问题是这样的，我想调试一下看看php内核的具体文件调用，大体的调用结构自己大概也知道了，但是具体的不知道如何方便的调试

我目前所用的方法就是手动的去php_printf一些信息，然后重新编译php来看看是否走到了这一步，但是这样每次花好长时间重新编译。

所以想问大家有没有好的办法可以调试！

strace

编译 php 时 configure 中添加 --enable-debug 即可打开 php 调试模式，这时候编译的 php 是带有调试信息的，可以通过 gdb 进行断点调试。不知道这样能不能满足你的需求？

不知道你使用的是什么IDE，我只是介绍一下我的经验。我开发PHP扩展使用 CLion ，使用 debug 模式的 php ，在 Clion 中直接使用 gcc 编译扩展运行，断点可以直接在编译器中打，调试运行、步进都正常使用。如果 php 的源码仍然保留着，可以把断点直接打到源码中。编译到开始调试一步完成。

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