Where does the log get written when there's a core dump?

Gary Willoughby dev at kalekold.net
Wed May 29 00:52:26 PDT 2013


On Tuesday, 28 May 2013 at 21:15:55 UTC, Adam D. Ruppe wrote:
> On Tuesday, 28 May 2013 at 21:06:14 UTC, Gary Willoughby wrote:
>> playing and I got a message of a seg fault and a core dump 
>> written to a log.
>
> like this?
>
> Segmentation fault (core dumped)
>
>
> That's actually more of a linux thing than a D thing. The file 
> will be called "core" in the current directory. If your 
> executable file was called test, you can check out the core 
> dump with gdb like this:
>
>  gdb ./test core
>
>
> $ ulimit -c 50000 # enable core dumps, see man bash for more 
> info
> $ ./test # this program writes to a null pointer
> Segmentation fault (core dumped)
>
> $ ls -lh core # newly created
> -rw------- 1 me users 1.4M 2013-05-28 17:13 core
>
> $ gdb ./test core # load the thing in the debugger
> /* snip some irrelevant stuff */
> Core was generated by `./test'.
> Program terminated with signal 11, Segmentation fault.
> #0  0x0805ca31 in _Dmain ()
> (gdb)

Great thanks.


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