Re: How to debug with gdbtui and utf-8 source files?

[Simon Marchi <simon.marchi@polymtl.ca>]

On 2017-10-18 13:46, Dedeco Balaco Baco via gdb wrote:
> I have:
> 
> - a terminal set to UTF-8 in an OS where UTF-8 locales are installed:
> Mate Terminal 1.12.1 (does not matter, as long as its character
> encoding is utf-8)
> 
> - a C source file which contains (both) utf-8 comments and utf-8 
> strings
> 
> - gdbtui:
> 
>   $  gdbtui --version
>     GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.5) 7.11.1
> 
> The program compiles and works flawlessly, with its output being
> correctly shown in the terminal.
> 
> gdbtui, on the other hand, does not show the comments correctly,
> making them hard to read and also braking the size and making a few
> lines occupy two screenlines. This makes strange things happen when we
> step-by-step through these lines.
> 
> For example, instead of showing:
> 
> "// Não temos nenhum nó, garante não ter um falso ponteiro"
> 
> in the source window, gdbtui shows:
> 
> "// NM-CM-#o temos nenhum nM-CM-3, garante nM-CM-#o ter um falso 
> ponteiro"
> 
> The environment is correctly set:
> 
>   $  set | grep -e 'LANG|LC_ALL'
>     LANG=pt_BR.UTF-8
>     LANGUAGE=pt_BR.UTF-8:en_GB:en
>     LC_ALL=pt_BR.UTF-8
> 
> How can I make gdbtui work correctly? If no answer exist for this
> question, I may help filling a bug report about it. I will need a bit
> of help with that, please offer, if that is possible.

As discussed on IRC, this was likely fixed with this commit

     Allow linking GDB with ncursesw
     5007d765ae09c10c7f3b18bb16841b9d2d59e181
     https://sourceware.org/ml/gdb-patches/2017-09/msg00356.html

Simon