Cygwin GDB won't start or hangs at startup

[Takashi Yano]

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.

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

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>