Cygwin GDB won't start or hangs at startup

[Marco Atzeri]

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.

Regards
Marco