whuzm08的专栏

使用mallinfo确定是否有内存泄露：static struct mallinfo mi1,mi2;static struct timeval oldTime, currentTime;#define MALLOC_STAT_TIME   (60)void sk_factory_test_malloc_stat(void){    gettimeofday (&currentTime, ...

原文出处：https://blog.0x972.info/?d=2014/11/13/10/40/50-how-does-a-debugger-workWhen you use GDB, you can see that it has a complete control over your application process. Hit Ctrl-C while the application...

signal的原理这里不打算多讲，这里主要讲一下应用man 7 signal，可以看到一些关于signal的介绍：每个信号都对应着一个action，默认的有：Term, Ign,core,Stop,Cont,  文档上明确的写着是以进程为修改单位的，所有的线程的action都相同：The signal disposition is a per-process attribute: in...

sanitizersThis project is the home for Sanitizers: AddressSanitizer, MemorySanitizer, ThreadSanitizer, LeakSanitizer, and more The actual code resides in the LLVM repository. Here we keep extended do...

Linux ELF core filesA core file is essentially a snapshot of the process and its state right before it cored(crashed or dumped). A core file is a type of ELF file that is primarily made up of progra...