Assuming you're using file streams to write to the pipe, fflush() will do
the trick.

> -----Original Message-----
> [mailto:[EMAIL PROTECTED] Behalf Of
> Sent: Thursday, June 26, 2003 2:20 PM
> To: pgsql hackers list
> Subject: [HACKERS] A portable code question
> In the little fix I came up with for psql last night, I need to be able
> to ensure that something sent to a pipe (and then to stdout) completes
> before issuing the prompt directly to stdout.
> I did this with: "system ('sleep 1');", but I'm fairly sure that is
> not portable nor does it ENSURE completion.
> What's the proper way to do this?  And what's a good book on writing
> portable code?
> --
> Mike Nolan
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> TIP 8: explain analyze is your friend

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