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freetds - Re: [freetds] connect(2) for UDP

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  • From: christos AT zoulas.com (Christos Zoulas)
  • To: FreeTDS Development Group <freetds AT lists.ibiblio.org>
  • Subject: Re: [freetds] connect(2) for UDP
  • Date: Thu, 18 Dec 2008 10:16:35 -0500

On Dec 17, 11:50pm, peterd AT iea-software.com (Peter Deacon) wrote:
-- Subject: Re: [freetds] connect(2) for UDP

| On Wed, 17 Dec 2008, Peter Deacon wrote:
|
| > Recommend using bind() rather than connect() with UDP. With bind you
| > still get ICMP indiciations for fast failure when send()ing.
|
| More specifically..
|
| bind()
| sendto()
| select() for response
|
| The select will wake on either the expiration of the timer, data to be
| read or a failure hint if it turns out nothing was listening on the port
| from the previous sendto()

Always prefer poll over select on systems that have it.

christos




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