[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Advice on extending gdb
From: |
asmwarrior |
Subject: |
Re: Advice on extending gdb |
Date: |
Thu, 13 Nov 2014 16:08:28 +0800 |
User-agent: |
Mozilla/5.0 (Windows NT 5.1; rv:24.0) Gecko/20100101 Thunderbird/24.0 |
On 2014-11-13 15:24, address@hidden wrote:
> Hi,
>
> Just how do parameters work with user defined commands?
>
> I recently saw an example in which someone prints the contents of std::vector
> (and other container types) using user defined commands:
>
> http://www.yolinux.com/TUTORIALS/src/dbinit_stl_views-1.03.txt
>
> Very nice.
>
> <snip>
>
> # apologies for loss of indentation
>
> define pvector
> if $argc == 0
> help pvector
> else
> set $size = $arg0._M_impl._M_finish - $arg0._M_impl._M_start
> set $capacity = $arg0._M_impl._M_end_of_storage - $arg0._M_impl._M_start
> set $size_max = $size - 1
> end
>
> </snip>
Hi, amit, use those command to show the content of the std::vector is quite
outdated, I strongly suggest you to use the more modern gdb's python pretty
printer, see: https://sourceware.org/gdb/wiki/STLSupport and
https://sourceware.org/gdb/onlinedocs/gdb/Pretty-Printing.html
Yuanhui Zhang