Cygwin GDB won't start or hangs at startup

[Lemke, Michael SF/HZA-ZIC2]

On Friday, February 5, 2021 4:18 PM Takashi Yano wrote:
>On Fri, 5 Feb 2021 10:07:46 +0100
>Marco Atzeri wrote:
>> On 05.02.2021 08:55, Daniel Röhrborn via Cygwin wrote:
>> >> On 04.02.2021 13:13, Daniel Röhrborn via Cygwin wrote:
>> 
>> > 
>> > Hi Marco,
>> > it seems stacked and when blindly typing "quit" it responds with exiting. So it seems like the output is invisible.
>> > Tested it with Win7_32bit, GDB version 9.2-1 with Cygwin/bin in PATH (since the beginning).
>> > 
>> > Regards
>> > Daniel
>> 
>> I can not fully replicate on my W10,
>> 
>> but I notice that running from CMD there is a small difference
>> between the working instance
>> 
>> 
>> Marco@LAPTOP-82F08ILC /proc/3072/fd
>> i686 $ ls -l
>> total 0
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 0 -> /dev/cons1
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 1 -> /dev/cons1
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 10 -> pipe:[21474850180]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 2 -> /dev/cons1
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 3 -> pipe:[8589948292]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 4 -> pipe:[8589948292]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 5 -> pipe:[12884915588]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 6 -> pipe:[12884915588]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 7 -> pipe:[17179882884]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 8 -> pipe:[17179882884]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:59 9 -> pipe:[21474850180]
>> 
>> and a not working one
>> 
>> Marco@LAPTOP-82F08ILC /proc/3055/fd
>> i686 $ ls -l
>> total 0
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 0 -> /dev/cons0
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 1 -> pipe:[4294988268]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 10 -> pipe:[17179890156]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 11 -> pipe:[21474857452]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 12 -> pipe:[21474857452]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 2 -> pipe:[4294988268]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 3 -> pipe:[8589955564]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 4 -> pipe:[8589955564]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 5 -> /dev/cons0
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 6 -> /dev/cons0
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 7 -> pipe:[12884922860]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 8 -> pipe:[12884922860]
>> lrwxrwxrwx 1 Marco Kein 0 Feb  5 09:57 9 -> pipe:[17179890156]
>> 
>> it is like the file descriptor of outputs are misaligned,
>> and I see two more of them
>> 
>> Maybe Takashi or Jon can provide hints on the matter.
>
>I looked into this problem and found this issue causes if iconv
>cannot be found in the search path.
>
>Installing libiconv package should solve the issue, I guess.

I can confirm that installing libiconv solves the problem. So it
was not a case of BLODA here.

>
>It seems that the GDB package should set a dependency on libiconv.
>

I had libiconv2 installed. Is that somehow related?