利用backtrace和backtrace_symbols函数打印调用栈信息
http://www.cnblogs.com/mickole/p/3246702.html在头文件"execinfo.h"中声明了三个函数用于获取当前线程的函数调用堆栈。#include int backtrace(void **buffer, int size); char **backtrace_symbols(void *const *buffe
