thread是线程相关的命令,语法为thread [],它可以接受不同的可选参数,以实现丰富的功能。其中thread list、thread backtrace和thread return较为常用。
开发者可以使用thread list命令查看当前的所有线程,示例如下:
- (lldb) thread list
- Process 4031 stopped
- * thread #1: tid = 0x25cac, 0x0000000104167e23 QiDebugDemo`-[QiConsoleViewController testLLDBCommands](self=0x00007f850df0bbf0, _cmd="testLLDBCommands") at QiConsoleViewController.m:34, queue = 'com.apple.main-thread', stop reason = breakpoint 4.1
- thread #2: tid = 0x25d2f, 0x00000001079ff28a libsystem_kernel.dylib`__workq_kernreturn + 10
- thread #3: tid = 0x25d30, 0x00000001079ff28a libsystem_kernel.dylib`__workq_kernreturn + 10
- thread #4: tid = 0x25d31, 0x00000001079ff28a libsystem_kernel.dylib`__workq_kernreturn + 10
- thread #5: tid = 0x25d32, 0x00000001079ff28a libsystem_kernel.dylib`__workq_kernreturn + 10
- thread #6: tid = 0x25d33, 0x00000001079ff28a libsystem_kernel.dylib`__workq_kernreturn + 10
- thread #7: tid = 0x25d3e, 0x00000001079f520a libsystem_kernel.dylib`mach_msg_trap + 10, name = 'com.apple.uikit.eventfetch-thread'
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