Re: stdout vs. stderr (was: Patch: small reduction in output from make doc)

2011-06-26 Thread Benkő Pál
in C++ there's std::cout, std::cerr and std::clog, and I use all three in my private projects. p ___ lilypond-devel mailing list lilypond-devel@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-devel

stdout vs. stderr (was: Patch: small reduction in output from make doc)

2011-06-25 Thread Graham Percival
On Thu, Jun 23, 2011 at 01:44:59PM +0200, Jan Nieuwenhuizen wrote: Carl Sorensen writes: it should redirect non-error output to the file, and errors should appear in the terminal. Stdout is used for valuable program output, stderr for any kind of message, including progress. The name

Re: stdout vs. stderr (was: Patch: small reduction in output from makedoc)

2011-06-25 Thread Phil Holmes
- Original Message - From: Graham Percival gra...@percival-music.ca 0. (meta-question) do we think that we can resolve this once and for all right now, or should we wait a month to cover it as a GOP-PROP ? If we discuss it now, then I do *not* want to have it left hanging (as we've

Re: stdout vs. stderr (was: Patch: small reduction in output from make doc)

2011-06-25 Thread Matthias Kilian
On Sat, Jun 25, 2011 at 05:27:03PM +0100, Graham Percival wrote: 1. what's the official unix definition of STDERR vs. STDOUT? Quoting the standard: 3.358 Standard Error An output stream usually intended to be used for diagnostic messages. [...] 3.360 Standard

Re: stdout vs. stderr (was: Patch: small reduction in output from make doc)

2011-06-25 Thread Keith OHara
Graham Percival graham at percival-music.ca writes: Stdout is used for valuable program output, stderr for any kind of message, including progress. The name stdERR is possibly somewhat unfortunate and comes from the days that unix commands would only print something (to stdERR) if

Re: stdout vs. stderr

2011-06-25 Thread Jan Nieuwenhuizen
Graham Percival writes: I think we need to go here. No. There will be no progress, warning or error messages to stdout. 3. do we believe in the general unix statement no news is good news, in which case why does lilypnond foo.ly spam out 16 lines of text? (regardless of whether that spam

Re: stdout vs. stderr

2011-06-25 Thread Graham Percival
On Sat, Jun 25, 2011 at 08:58:43PM +0200, Jan Nieuwenhuizen wrote: Graham Percival writes: I think we need to go here. No. There will be no progress, warning or error messages to stdout. But we *do* have progress messages on stderr. This makes sense to some people, but doesn't make

Re: stdout vs. stderr (was: Patch: small reduction in output from makedoc)

2011-06-25 Thread Reinhold Kainhofer
Am Samstag, 25. Juni 2011, 19:21:53 schrieb Phil Holmes: I think we need to cover it properly - based on past experience it's likely to generate some heated discussion. Yes, I also think that we should properly discuss the console output of lilypond and probably different log levels. I also

Re: stdout vs. stderr (was: Patch: small reduction in output from make doc)

2011-06-25 Thread Reinhold Kainhofer
Am Samstag, 25. Juni 2011, 20:09:50 schrieb Matthias Kilian: On Sat, Jun 25, 2011 at 05:27:03PM +0100, Graham Percival wrote: 1. what's the official unix definition of STDERR vs. STDOUT? Quoting the standard: 3.358 Standard Error An output stream usually intended to be used

Re: stdout vs. stderr

2011-06-25 Thread David Kastrup
Jan Nieuwenhuizen jann...@gnu.org writes: Graham Percival writes: I think we need to go here. No. There will be no progress, warning or error messages to stdout. stdout is usually line-buffered (like stdin), so progress messages are not really useful. The GNU utilities take the