I did 'strace psql dbname' and this was the output
after hitting F1:
read(0, "\33", 1) = 1
read(0, "O", 1) = 1
read(0, "P", 1) = 1
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++
CSN
--- Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > CSN wrote:
> >> If I'm in psql (via putty, from WinXP to Redhat)
> and
> >> hit F1-4 (F5+ just display a ~), psql will
> >> segmentation fault and exit.
>
> > My guess is that those send a break or some
> control sequence. od -c
> > might show you what is being output.
>
> Try watching the psql process with strace in another
> terminal window.
> If Bruce's theory is correct (and it sounds good to
> me) then you should
> be able to see a signal being delivered to psql.
>
> regards, tom lane
>
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