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c++程序为何没有生产core文件
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hanfengguke
deepin
2013-11-22 05:19
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我安照网上查的资料,处理后,没有生产core文件,请问是怎么回事?
程序:
#include
#include
int main(int argc, char *argv[])
{
char *ptr ="1312312";
*ptr = 0;
return 0;
}
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编译和执行结果:
[lg@deepin-LG:/data/_code/_c++/_test]$which gdb
/usr/bin/gdb
[lg@deepin-LG:/data/_code/_c++/_test]$g++ -g -o err err.cpp
[lg@deepin-LG:/data/_code/_c++/_test]$ulimit -a
core file size (blocks, -c) 0
……
[lg@deepin-LG:/data/_code/_c++/_test]$ulimit -c unlimited
[lg@deepin-LG:/data/_code/_c++/_test]$./err
段错误 (核心已转储)
[lg@deepin-LG:/data/_code/_c++/_test]$ls core*
ls: 无法访问core*: 没有那个文件或目录
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hanfengguke
deepin
2013-11-22 19:45
#1
解决了,/proc/sys/kernel/core_pattern的问题,没有指定的那个目录
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