SHUNMIAN

1 Accustoming yourself to Ojective-C
- 1.1：otool
2 Reference

1 Accustoming yourself to Ojective-C

1.1：otool

otool：Otool可以提取并显示ios下目标文件的相关信息，包括头部，加载命令，各个段，共享库，动态库等等。它拥有大量的命令选项，是一个功能强大的分析工具，当然还可以做反汇编的工具使用。下面是1个利用otool查看someProject.app里someProject的unix executable的所依赖的系统库路径检测的例子。

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10 cd /Users/LAL/Library/Developer/CoreSimulator/Devices/FFDDEC82-DD4D-4BFD-9040-416F25DF276A/data/Containers/Bundle/Application/1EF40B7F-B56C-4AE1-BCBF-9304DA548534/runtimeTest.app

otool -L runtimeTest   //Unix executable
//输出
runtimeTest:
    /System/Library/Frameworks/Foundation.framework/Foundation
    /System/Library/Frameworks/CoreFoundation.framework/CoreFoundation 
    /System/Library/Frameworks/UIKit.framework/UIKit
    /usr/lib/libobjc.A.dylib   //objc和runtime
    /usr/lib/libSystem.dylib