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Groups > comp.arch.embedded > #26410

Re: Delayed "printf"

From Paul Rubin <no.email@nospam.invalid>
Newsgroups comp.arch.embedded
Subject Re: Delayed "printf"
Date 2017-04-24 19:53 -0700
Organization A noiseless patient Spider
Message-ID <87a875nqpc.fsf@nightsong.com> (permalink)
References <R6WdnUr9KJ3rBmPFnZ2dnUU7-K2dnZ2d@giganews.com>

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Tim Wescott <seemywebsite@myfooter.really> writes:
> Just how dumb is it to have "printf" queue up the format string AND the 
> parameters into a buffer, to be printed out in some low-priority task?  

It's fine, just be sure that if there are pointer parameters (like for
%s in the format string) that the objects they point to survive long
enough for the logging task to print them.

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Thread

Delayed "printf" Tim Wescott <seemywebsite@myfooter.really> - 2017-04-24 19:42 -0500
  Re: Delayed "printf" Don Y <blockedofcourse@foo.invalid> - 2017-04-24 18:51 -0700
    Re: Delayed "printf" Tim Wescott <tim@seemywebsite.com> - 2017-04-24 21:54 -0500
      Re: Delayed "printf" Don Y <blockedofcourse@foo.invalid> - 2017-04-24 21:27 -0700
  Re: Delayed "printf" Paul Rubin <no.email@nospam.invalid> - 2017-04-24 19:53 -0700
  Re: Delayed "printf" Clifford Heath <no.spam@please.net> - 2017-04-25 13:01 +1000
    Re: Delayed "printf" Theo Markettos <theom+news@chiark.greenend.org.uk> - 2017-04-25 18:51 +0100
      Re: Delayed "printf" Clifford Heath <no.spam@please.net> - 2017-04-26 12:59 +1000
        Re: Delayed "printf" Theo Markettos <theom+news@chiark.greenend.org.uk> - 2017-04-26 13:24 +0100
  Re: Delayed "printf" Robert Wessel <robertwessel2@yahoo.com> - 2017-04-25 00:19 -0500
    Re: Delayed "printf" David Brown <david.brown@hesbynett.no> - 2017-04-25 10:44 +0200
      Re: Delayed "printf" Robert Wessel <robertwessel2@yahoo.com> - 2017-04-25 09:22 -0500
        Re: Delayed "printf" David Brown <david.brown@hesbynett.no> - 2017-04-25 16:37 +0200
    Re: Delayed "printf" Tim Wescott <tim@seemywebsite.com> - 2017-04-25 10:49 -0500
  Re: Delayed "printf" Jack <jack4747@gmail.com> - 2017-04-24 23:33 -0700
  Re: Delayed "printf" Tom Gardner <spamjunk@blueyonder.co.uk> - 2017-04-25 08:09 +0100
  Re: Delayed "printf" John Devereux <john@devereux.me.uk> - 2017-04-25 08:14 +0100
  Re: Delayed "printf" David Brown <david.brown@hesbynett.no> - 2017-04-25 10:58 +0200
  Re: Delayed "printf" Stefan Reuther <stefan.news@arcor.de> - 2017-04-25 18:46 +0200
  Re: Delayed "printf" Hans-Bernhard Bröker <HBBroeker@t-online.de> - 2017-04-25 21:03 +0200
  Re: Delayed "printf" Tim Wescott <seemywebsite@myfooter.really> - 2017-04-25 16:11 -0500
    Re: Delayed "printf" Les Cargill <lcargill99@comcast.com> - 2017-04-25 17:28 -0500
    Re: Delayed "printf" Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2017-04-26 10:03 +0300
  Re: Delayed "printf" Dave Nadler <drn@nadler.com> - 2017-04-25 14:31 -0700
  Re: Delayed "printf" Les Cargill <lcargill99@comcast.com> - 2017-04-25 17:25 -0500
  Re: Delayed "printf" mac <acolvin@efunct.com> - 2017-04-26 17:22 +0000
    Re: Delayed "printf" Grant Edwards <invalid@invalid.invalid> - 2017-04-26 17:37 +0000
      Re: Delayed "printf" Grant Edwards <invalid@invalid.invalid> - 2017-04-26 17:38 +0000

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